NHA Phlebotomy Exam | Questions and Verified Answers (Latest 2023/ 2024)

NHA Phlebotomy Exam | Questions and Verified Answers (Latest 2023/ 2024) 1. What gauge multi-sample needle is considered to be standard? ~ Answer: 21 2. The ability of the body to achieve "steady state". ~ Answer: Homeostasis 3. When the body has adequate rest and no food for 12 hours it is said to be in the___________state. ~ Answer: Basal 4. The left ventricle delivers oxygenated blood to the aorta. ~ Answer: True 5. The Good Samaritan Law allows health care workers to provide medical care above and beyond their normal field without being sued. ~ Answer: False 6. Lymph originates from? ~ Answer: Tissue fluid 7. Which tube is used for PTT? ~ Answer: Light blue 8. If an infant is screaming during a CBC test the? ~ Answer: WBC may be elevated 9. Microorganism cultures are collected in _____________tubes. ~ Answer: Yellow 10. Serum is depleted of fibrogen. ~ Answer: True 11. Leaving the tourniquet on too long may cause ________________. ~ Answer: Hemoconcentration 12. The following is a test of the respiratory system? ~ Answer: ABGs 13. The OGTT test diagnoses ______________. ~ Answer: Diabetes 14. Which tube can be used to collect blood for a type and crossmatch? ~ Answer: Pink top (EDTA) 15. Sodium Citrate is the additive in which tube? ~ Answer: Light blue 16. Oxygen-poor blood enters the heart througfh the right atrium. ~ Answer: True 17. Which is not true off WBCs? ~ Answer: They are all the same size and shape 18. What is the size (in inches) of the needle routinely used for venipuncture? ~ Answer: 1-1.5 19. Which is NOT a common symptom of shock? ~ Answer: Blinking eyes 20. Taking aspirin is most likely going to effect a BT test. ~ Answer: True 21. How many minutes does normal coagulation take in a red topped tube? ~ Answer: 30-60 22. What percentage of formed elements is erythrocytes? ~ Answer: 90%