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Blood Bank Laboratory Technician Interview Questions

To help you prepare for your Blood Bank Laboratory Technician interview, here are 30 interview questions and answer examples.

Blood Bank Laboratory Technician was updated by on November 18th, 2018. Learn more here.

Question 1 of 30

Do you know what a TTI is and can you give me an example?

How to Answer

It is mandatory that all donated blood be tested for transfusion transmitted infections. As a blood bank laboratory technician, it is important to know what tests need to be performed on blood before it is logged and stored for possible transfusion later. Failure to test a specimen before it is made available for transfusion can result in serious harm to a recipient. The interviewer wants to know that you understand the importance of TTI screening.

Written by Darby Faubion on November 17th, 2018

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30 Blood Bank Laboratory Technician Interview Questions & Answers

  • 1. Do you know what a TTI is and can you give me an example?

      How to Answer

      It is mandatory that all donated blood be tested for transfusion transmitted infections. As a blood bank laboratory technician, it is important to know what tests need to be performed on blood before it is logged and stored for possible transfusion later. Failure to test a specimen before it is made available for transfusion can result in serious harm to a recipient. The interviewer wants to know that you understand the importance of TTI screening.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "For example: "A TTI is also known as a 'transfusion-transmitted infection.' HIV is an example of a TTI. Because there are several infections that are transmitted through blood, the Centers for Disease Control mandate that screening for TTIs is performed on all donated blood specimens."

      Written by Darby Faubion

      1st Answer Example

      "A TTI is a transfusion transmitted infection that results from a recipient receiving donated blood that is contaminated with infection. Testing for a TTI includes screening for viral hepatitis including Hepatitis B surface antigen for Hepatitis B and anti-HCV anti-body for Hepatitis C."

      Written by Darby Faubion on November 17th, 2018

      Experienced

      "Transfusion-transmitted infections (TTIs) are infections resulting from the introduction of a pathogen into a person through blood transfusion. A wide variety of organisms, including bacteria, viruses, prions, and parasites can be transmitted through blood transfusions. For this reason, all donated blood specimens are screened for infections that can be transmitted through blood or body fluids."

      Written by Darby Faubion

  • 2. If you are offered a position that required travel, would you accept it?

      How to Answer

      Some people jump at the chance to have a great job with the benefit of travel. If you are one of those people, a simple 'yes' answer is great. If you would prefer not to travel, say so, but offer a reason why that option is not appealing to you. Just remember, if you are not 100% sure you are willing to travel, don't say 'yes' just to try and land a job. Your resistence to travel later could be detrimental to continued employme

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "While I would not disagree to travel at times, I have small children and would prefer a position that offers more time at home."

      Written by Darby Faubion

      1st Answer Example

      "I would definitely accept a position that requires travel. I enjoy going to new places and meeting new people. Having an opportunity to work in a field that I love while being able to experience new people and work at different facilities would be great!"

      Written by Darby Faubion on November 17th, 2018

      Experienced

      "I love to travel and meet new people. At one time I entertained the idea of becoming a flight attendant so I could travel from place to place. However, I knew I wanted to become a blood bank lab technician. So, yes, I would definitely accept an offer of employment that requires travel."

      Written by Darby Faubion

  • 3. Have you ever done any volunteer work or public education?

      How to Answer

      While volunteering is likely not a requirement for, your willingness to volunteer or provide education regarding cancer research tells the interviewer that you are committed to being involved in any efforts possible to help create awareness. If you have not volunteered in the past, that's OK. Ask about opportunities for employees to be involved with volunteering.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "I have done some volunteer work at a church camp a few summers in a row. My volunteer experience is not related to a healthcare field, but it has been something that I enjoy. It is very rewarding to see the smiles on faces of those that we give our time to."

      Written by Darby Faubion

      1st Answer Example

      "One thing I have wanted to do is become more involved in educating the public about the benefits of donating blood and what can be done with their donation. If there is an opportunity here to volunteer time to educate others, I would love to hear about it."

      Written by Darby Faubion on November 17th, 2018

      Experienced

      "I have participated in some public education classes such as at health units on more than one occasion. Much of the substance of the encounters involved educating healthcare providers about blood borne pathogens and prevention efforts."

      Written by Darby Faubion

  • 4. Why did you want to become a blood bank lab technician?

      How to Answer

      There are so many career options out there. When interviewers ask you questions like this, they are trying to get to know you, what interests you, what drives you. If you had an experience personally that made you choose this field of work, share it with the interviewer.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "I knew I wanted to do something that would allow me to work closely with people and learn about healthcare related careers. Becoming a blood bank lab tech was a way for me to become part of the healthcare industry without having to spend a number of years in school. I feel like doing this job will give me an opportunity to learn and grow and also to see if there is a higher degree in this field that I may be interested in pursuing later."

      Written by Darby Faubion

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  • 5. What are some things that you would like people you meet to notice about your personality?

      How to Answer

      Personality and character are closely related. For instance, someone with an honest character or good work ethic will tend to be more open about his or her beliefs as well as personal and professional expectations. The interviewer is looking for ques as to what character you may bring to the table, so to speak. It is important to remember, body language speaks volume and eye contact is a big indicator of your self-esteem, and your self-esteem is reflected outwardly in your personality. Be confident when you answer and make eye contact with the interviewer.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "I would like for people to feel that I am genuine and easy to get along with. Life can be stressful, but we don't have to dwell on difficult things. I want to people to see that, no matter what may be going on whether at home or work, I have a positive attitude and a good work ethic."

      Written by Darby Faubion

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  • 6. Tell me about a time you were trusted with confidential information.

      How to Answer

      Working within the medical career field you are trusted with sensitive information each day. Don't fall into this trap and answer this question with a story containing confidential information, people will view your answer negatively and view you as not being trustworthy. If you choose to tell about a situation be sure to be vague and not use names or too many details.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "I am expected to keep all information confidential every day, so there is not just one instance that I can refer to. I believe in practicing within legal and ethical bounds and keeping patient's confidence is one way I do that."

      Written by Darby Faubion

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  • 7. What is an example of a transfusion-associated adverse reaction?

      How to Answer

      Although blood bank lab technicians do not administer blood products to a recipient, understanding blood and possible adverse responses is important. Share your knowledge with the interviewer.

      Written by Darby Faubion on November 17th, 2018

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  • 8. What would you describe as your biggest weakness and what efforts are you making to improve in that are?

      How to Answer

      This is probably one of the most dreaded questions in a job interview. Answering this question requires self evaluation and honesty. Remember, whatever weakness you decide to share, make sure it is not a key characteristic needed to perform your job as a blood bank lab technician.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "One of my weaknesses is that I often get nervous around people I don't know. I know we all do that to a certain degree, but for me, it has become something that I am aware of. I now try to attend social activities where I know there are going to be opportunities to meet new people so that I can overcome social anxiety."

      Written by Darby Faubion

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  • 9. What is plateletpheresis?

      How to Answer

      Separation of blood components for storage and later use by a recipient is performed a number of ways. Understanding the different types of separation techniques and what to do with those specimens after collection is an important part of a blood bank laboratory tech's job. Explain your knowledge of the procedure plateletpheresis with the interviewer.

      Written by Darby Faubion on November 17th, 2018

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  • 10. What is an HIV test window and why is it important for a blood bank lab technician to understand this?

      How to Answer

      One of the most prevalent concerns of dealing with blood or blood products is the possible transmission of HIV. Understanding things such as test window and what it means is crucial. The interviewer wants to know what knowledge you have of HIV and that you have an understanding of why 'test window' time is important.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "The window period is the time between potential exposure to HIV infection and the point when the test will give an accurate result. During the window period a person can be infected with HIV and be very infectious but still test HIV negative."

      Written by Darby Faubion

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  • 11. What makes you think you will be successful at our organization?

      How to Answer

      Rather than just sharing how you have gone above and beyond expectations in the past, focus on how your qualities will help you meet and exceed expectations with their organization. Discuss the reasons why will you be great at this job. Talk about your qualifications and skills that will help you to do this job well. If you can, match your strengths to the requirements outlined in the job description.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "I feel I have the education and skills necessary to become an asset to your organization and I believe, given the opportunity, I can prove that."

      Written by Darby Faubion

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  • 12. What are some pre-transfusion tests that should be performed?

      How to Answer

      To ensure patient safety, there are some tests that should be ordered before a transfusion is initiated. If a patient is given a blood type that is not compatible, it could cause death. The interviewer wants to know that you understand the importance of these tests.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      " Pre-transfusion testing involves determining the ABO and Rh types of both patient and donor blood, screening patient and donor sera for RBC alloantibodies, and performing a major cross-match. Determination of the patient's ABO group and Rh type should be performed."

      Written by Darby Faubion

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  • 13. After whole blood is collected, what is the window for preparing and storing platelet concentrations?

      How to Answer

      Preparation and storage of any blood product requires sensitivity to time. The interviewer knows that a blood bank lab technician should know the amount of time that is allowed to pass between collection and storage. Proper management of a specimen helps to protect the integrity of the specimen.

      Written by Darby Faubion on November 17th, 2018

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  • 14. How would you respond to an emergency situation at work?

      How to Answer

      Depending on the situation, you will want to respond quickly and make yourself available to assist the doctor in any way you can. Be aware of the surroundings and also observe the patient. Your best response will be one where you are sensitive to the situation by listening closely to the doctor and nurses involved. There may not be anything you can do to help, but if you get in the way, you could definitely create more problems. Ask what you can do and pay attention. If you need to step aside, be respectful and understanding.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "That really depends on the situation. I always try to remember to remain as calm as possible and report to my designated area as quickly as possible and follow emergency protocol."

      Written by Darby Faubion

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  • 15. What are some things that may disqualify a donor from giving blood?

      How to Answer

      There are guidelines and donor criteria that must be met for a person to donate blood. Understanding the reasons that someone may not be able to donate blood is important for a blood bank lab tech as you may need to explain to a potential donor why he or she cannot donate.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "There are a number of reasons that a potential donor may not be able to donate blood. One example is anyone who has ever used IV drugs that were not prescribed by a physician. This restriction on donating is related to the high risk of transmitting hepatitis and HIV which is common among IV drug users."

      Written by Darby Faubion

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  • 16. Do you feel you have strong relationship building skills?

      How to Answer

      Building strong relationships is essential for success of any business. The healthcare industry is no exception. In fact, the healthcare industry requires strong communication and relationship building skills. Share why you think you have good relationship building skills.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "I do feel like I have good relationship building skills. I like people and enjoy getting to know them. People who are made to feel like their thoughts and opinions matter are easier to build relationships with; so I always try to listen to what others say and find the positive in every situation."

      Written by Darby Faubion on November 17th, 2018

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  • 17. Has there ever been a time that you had a disagreement with a co-worker, and if so, how was it resolved?

      How to Answer

      Any time you work with someone else, there is a chance of having a disagreement about something at one time or another. The interviewer knows this. It's human nature for people to have their own opinions. What is important to the interviewer in this question is whether or not you are willing to compromise and work through difficult situations with your co-workers. Being unwilling to compromise or find alternative solutions to a dispute can affect everyone on the team, even if it is indirectly. Sharing a personal experience is OK, but do not embellish it to 'be the hero.'

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "I am usually a very soft-spoken person and strive to be the 'peacekeeper.' I can't recall any specific incident of a disagreement. I would like to think if a disagreement should arise that I can remain objective and willing to resolve the issue without incident."

      Written by Darby Faubion

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  • 18. What changes may occur in blood due to aging?

      How to Answer

      As with all body systems, changes in blood also occur as a body ages. Understanding changes in blood are important when specimens are collected and being prepared to be stored. Knowing what changes can be expected with age is helpful in educating patients and in recognizing potential issues that may arise with a specimen.Share your knowledge of changes that may occur.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "The hemoglobin concentration, red blood cell count, and hematocrit value began to decrease in men around their 60's and in women in 70's. The white blood cell count and platelet count tend to decrease with age, as well, which makes older patients more susceptible to infection and bleeding disorders."

      Written by Darby Faubion

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  • 19. What temperature does blood need to be stored at?

      How to Answer

      When blood and blood products are stored at inappropriate temperatures, the blood cannot be used. Making sure that blood is labeled properly so that it is kept in the proper storage units and checking storage equipment daily for appropriate temperatures is necessary. Tell the interviewer what you know about storage of blood.

      Written by Darby Faubion on November 17th, 2018

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  • 20. What can you tell me about blood plasma?

      How to Answer

      Understanding the different components of blood is essential for a blood bank lab tech. When interviewing for this type of position, the interviewer will ask questions to see how well you have processed what you have been taught. Remember, you didn't get to an interview without knowing the necessary skills. Now is the time to show them off.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "Plasma is the liquid portion of blood. One of plasma's main functions is transportation. It carries nutrients like glucose, amino acids, fats, and cholesterol, that are absorbed by the digestive tract ."


      Written by Darby Faubion

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  • 21. What are some transmission-associated adverse reactions you can think of?

      How to Answer

      Although adverse reactions are not common following blood transfusions, they are tracked so that the CDC can better understand them and develop interventions to prevent them. While blood bank lab technicians do not administer transfusions, it is still important to understand the process and what a patient may expect.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "The first reaction that comes to mind is a hypotensive transfusion reaction which is a drop in systolic blood pressure occurring soon after a transfusion begins. It usually responds quickly to cessation of the transfusion and supportive treatment. "

      Written by Darby Faubion on November 17th, 2018

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  • 22. Tell me about a time you were trusted with confidential information.

      How to Answer

      Working within the medical career field you are trusted with sensitive information each day. Don't fall into this trap and answer this question with a story containing confidential information, people will view your answer negatively and view you as not being trustworthy. If you choose to tell about a situation be sure to be vague and not use names or too many details.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "I am expected to keep all information confidential every day, so there is not just one instance that I can refer to. I believe in practicing within legal and ethical bounds and keeping patient's confidence is one way I do that."

      Written by Darby Faubion on November 17th, 2018

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  • 23. Can you explain some functions of blood to me?

      How to Answer

      Healthy blood has many functions in the human body. Being able to identify those functions and educate both donors and recipients is one responsibility of blood bank lab technicians. The interviewer wants to know that you have an understanding and are capable of explaining the importance of blood to others.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "Each component of blood has different functions. Platelets, for example, are responsible for clotting which prevents excessive bleeding when an injury occurs. Blood also transports hormones, chemicals released by a cell in one part of the body that sends out messages that affect cells elsewhere in the body, and it regulates our pH levels."

      Written by Darby Faubion on November 17th, 2018

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  • 24. Have you ever worked in an environment in which your co-workers were from diverse backgrounds?

      How to Answer

      In an industry as large as healthcare, diversity among peers is inevitable. To be successful, it is crucial to learn how to work with a diverse group of people. Some people are intimidated when faced with learning new cultures and beliefs, but in the healthcare industry, it is crucial to provide effective care. The interviewer wants to know that you are open to meeting and learning about new people and becoming an integral part of the team. Be positive with your response.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "The largest diverse group I worked with was probably when I did my clinical rotation at University Medical Center. I was afforded the opportunity to meet people from different cultures, religions, and professional backgrounds. It gave me an eye-opening experience of how many wonderful people there are!"

      Written by Darby Faubion on November 17th, 2018

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  • 25. Do you anticipate any changes in your life within the next 12-24 months that may cause you to have to relocate or leave this job?

      How to Answer

      Knowing what goals you have and any changes you anticipate in your life will give the interviewer an opportunity to evaluate two things: 1. what positions are available that won't disrupt your plans and, 2. are you interested in having a long-term relationship within the company? Either way, being upfront and honest is always appreciated.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "I recently completed school and earned my certifica. My hope is to find a position that will allow me to work long term. I do not anticipate any significant changes that would affect that."

      Written by Darby Faubion on November 17th, 2018

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  • 26. What are the common errors done by technicians while handling pipette?

      How to Answer

      Pipettes, also called pipets or chemical droppers, are small tubes of glass or plastic used to transfer a measurable amount of liquid from one container to another. They come in two forms: volumetric pipettes, used to transfer a single specific volume of liquid, and measuring pipettes, used to transfer varying, measured volumes. Share an example of a common error.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "Unnecessary tip wiping can lead to sample loss, especially if wiping with absorbent materials, which can carry sample from the pipette tip."

      Written by Darby Faubion on November 17th, 2018

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  • 27. How do you make sure that your workplace does not become contaminated?

      How to Answer

      Contamination in a blood bank can cause a catastrophe on so many levels. Knowing how to protect yourself and your workplace is crucial. The interviewer wants to know that you understand the importance of preventing contamination and what you feel like you can do to make sure your workplace is free of contamination events.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "Following guidelines for safety is the easiest way to prevent contamination. If there is ever a question about a procedure or technique, I always ask before beginning my work so that I can lessen the chances of a contamination."

      Written by Darby Faubion on November 17th, 2018

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  • 28. Do you know what GLP is?

      How to Answer

      GLP means Good Laboratory Practice. It is a framework or pattern under which research work are planned, performed, monitored, recorded, reported and archived. Anyone working in a lab or with laboratory information should understand GLP and always strive to maintain those practices.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "Good laboratory practice or GLP are accepted methods to carry out activities or operations in a laboratory. The FDA designed this regulation to make sure that there was a guide for how laboratories should be run and how records and reporting are maintained."

      Written by Darby Faubion on November 17th, 2018

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  • 29. What sets you apart from other blood bank lab technicians, and why are you the best candidate for us?

      How to Answer

      In most cases, more than one candidate is interviewed for a position before an offer of employment is made. This is your chance to tell the interviewer what makes you a better choice. However, remember that being confident and being conceited have a fine line of separation. Highlight your strengths, but remember to be humble.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "I am passionate about learning more about laboratory technology and want to work in a place where I can stay for the long-term and become a strong part of a team. I believe my history of dependability and my drive to work hard will make me a great candidate for this position."

      Written by Darby Faubion on November 17th, 2018

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  • 30. If you were the person responsible for hiring new employees, what qualities would you look for in a candidate, and do you think you possess those qualities?

      How to Answer

      There is more than one reason for asking this question. First, the interviewer wants to know what qualities you think are important to perform this job. Second, and most importantly, your answer will tell the interviewer if you hold yourself to the same standard as you do others. If you want to see certain characteristics in your peers, you should be able to tell the interviewer with confidence that you possess those traits, as well. This question is one that interviewers often use to distinguish sincerity on the part of the candidate.

      Written by Darby Faubion on November 17th, 2018

      Entry Level

      "If I were hiring someone, I would look for someone who is passionate about the job and about patient care. I also feel that being approachable and willing to learn is very important."

      Written by Darby Faubion on November 17th, 2018

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