PCAT Anatomy 2

Question 1

Which structure passes through the carpal tunnel along with the flexor tendons?

Accepted Answer

Median nerve

Answer

The median nerve passes through the carpal tunnel, and its compression causes carpal tunnel syndrome.

Question 2

The sinoatrial (SA) node is located in which chamber of the heart?

Accepted Answer

Right atrium

Answer

The SA node is located in the wall of the right atrium near the opening of the superior vena cava.

Question 3

Which muscle is the primary flexor of the hip joint?

Accepted Answer

Iliopsoas

Answer

The iliopsoas, composed of the iliacus and psoas major, is the most powerful flexor of the hip joint.

Question 4

What type of epithelium lines the inner surface of blood vessels?

Accepted Answer

Simple squamous

Answer

The endothelium lining blood vessels is simple squamous epithelium, facilitating diffusion and reducing friction.

Question 5

The thoracic duct drains lymph into which blood vessel?

Accepted Answer

Left subclavian vein

Answer

The thoracic duct empties lymph from most of the body into the left subclavian vein at its junction with the left internal jugular vein.

PCAT - Pharmacy College Admission Test Practice Test