Anatomy Exam Anatomy and Physiology 2

Question 1

Which type of muscle tissue is found in the walls of hollow organs like the stomach and bladder?

Accepted Answer

Smooth muscle

Answer

Smooth muscle is involuntary and lines hollow organs such as the stomach, bladder, and blood vessels.

Question 2

What is the primary function of the lymphatic system?

Accepted Answer

Returning excess interstitial fluid to the bloodstream

Answer

The lymphatic system collects excess interstitial fluid and returns it to the venous circulation via lymphatic vessels.

Question 3

Which bone marking describes a rounded projection that articulates with another bone?

Accepted Answer

Condyle

Answer

A condyle is a smooth, rounded articular projection found at the end of bones where they form joints.

Question 4

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

Accepted Answer

Right atrium

Answer

The SA node, the heart's natural pacemaker, is embedded in the wall of the right atrium near the superior vena cava.

Question 5

Which layer of the skin contains blood vessels, nerve endings, and hair follicles?

Accepted Answer

Dermis

Answer

The dermis is the deeper layer of skin that houses blood vessels, nerves, sweat glands, and hair follicles.

Anatomy Exam Practice Test