NCCT National Certified Phlebotomy Technician General 3

Question 1

What is the primary role of albumin in the blood?

Accepted Answer

Maintaining osmotic pressure and transporting substances

Answer

Oxygen transport

Answer

Blood clotting

Answer

Immune defense

Question 2

The ABO blood typing system classifies blood based on the presence of which molecules on red blood cell surfaces?

Accepted Answer

Antigen molecules (A and/or B)

Answer

Hemoglobin molecules

Answer

White blood cell receptors

Answer

Platelet surface markers

Question 3

What does the term 'hemostasis' refer to?

Accepted Answer

The process of stopping bleeding through blood vessel repair and clot formation

Answer

The destruction of red blood cells

Answer

The production of new blood cells

Answer

The measurement of blood cell counts

Question 4

Which part of the circulatory system has the thinnest walls to allow gas and nutrient exchange?

Accepted Answer

Capillaries

Answer

Arteries

Answer

Arterioles

Answer

Venules

Question 5

What is the normal total white blood cell count range for an adult?

Accepted Answer

4,500 - 11,000 per microliter

Answer

1,000 - 3,000 per microliter

Answer

15,000 - 25,000 per microliter

Answer

150,000 - 400,000 per microliter

Question 6

A phlebotomist must understand anatomy to avoid which dangerous structure located near the basilic vein?

Accepted Answer

The brachial artery and median nerve

Answer

The cephalic vein

Answer

The radial artery

Answer

The subclavian vein