Free CCBMA Anatomy and Physiology Questions and Answers

Question 1

Which chamber of the heart receives deoxygenated blood from the body?

Accepted Answer

Right atrium

Answer

The right atrium is the receiving chamber for deoxygenated blood returning from the systemic circulation via the superior and inferior vena cava. From there, the blood moves to the right ventricle to be pumped to the lungs for oxygenation.

Question 2

The patella is commonly known as the:

Accepted Answer

Kneecap

Answer

The patella is a sesamoid bone, which is a bone embedded within a tendon or muscle. It is located at the front of the knee joint, where its primary function is to protect the joint and improve the leverage of the quadriceps muscle.

Question 3

Which gland is known as the "master gland" because it regulates the activity of other endocrine glands?

Accepted Answer

Pituitary gland

Answer

The pituitary gland, located at the base of the brain, is called the master gland because it produces hormones that control many functions of other endocrine glands. It regulates the thyroid, adrenals, and reproductive glands, among others.

Question 4

The outermost layer of the skin is called the:

Accepted Answer

Epidermis

Answer

The epidermis is the most superficial layer of the skin. It provides a waterproof barrier and creates our skin tone. It is an avascular layer, meaning it does not contain blood vessels.

Question 5

Gas exchange in the lungs occurs in the:

Accepted Answer

Alveoli

Answer

The alveoli are tiny, balloon-shaped air sacs at the very end of the respiratory tree. They are the primary sites of gas exchange of oxygen and carbon dioxide between the lungs and the bloodstream through a process called diffusion.

CCBMA - California Certifying Board for Medical Assistants Practice Test

CCBMA - California Certifying Board for Medical Assistants Practice Test

Free CCBMA Anatomy and Physiology Questions and Answers