NCCT Anatomy and Physiology 2

Question 1

Which antecubital vein is considered the least preferred for venipuncture due to its proximity to nerves and arteries?

Accepted Answer

Basilic vein

Answer

The basilic vein is least preferred because it lies close to the brachial artery and the median nerve, increasing the risk of injury.

Question 2

What term describes the process by which blood flows through capillaries to deliver nutrients and remove waste?

Accepted Answer

Perfusion

Answer

Perfusion refers to the passage of blood through capillary beds to exchange nutrients and waste between blood and tissues.

Question 3

The aorta is an example of which type of blood vessel?

Accepted Answer

Artery

Answer

The aorta is the largest artery in the body, originating from the left ventricle and distributing oxygenated blood systemically.

Question 4

Which blood component is responsible for the primary immune response?

Accepted Answer

White blood cells

Answer

White blood cells (leukocytes) are the main cellular components of the immune system, defending the body against infection and disease.

Question 5

What is the role of platelets in the blood?

Accepted Answer

Initiate clot formation at a wound site

Answer

Platelets (thrombocytes) aggregate at injury sites and release clotting factors to form a platelet plug, initiating hemostasis.

NCCT - National Certified Phlebotomy Technician Exam Practice Test