CMA Anatomy and Physiology 2

Question 1

Which chamber of the heart pumps oxygenated blood into the aorta?

Accepted Answer

Left ventricle

Answer

The left ventricle pumps oxygenated blood through the aortic valve into the aorta for systemic circulation.

Question 2

What is the primary function of the nephron in the kidney?

Accepted Answer

Filter blood and form urine

Answer

The nephron is the functional unit of the kidney, filtering blood and reabsorbing nutrients to produce urine.

Question 3

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

Accepted Answer

Right atrium

Answer

The SA node, the heart's natural pacemaker, is located in the upper wall of the right atrium.

Question 4

Which bone is also known as the kneecap?

Accepted Answer

Patella

Answer

The patella is a sesamoid bone that sits in front of the knee joint and protects the joint.

Question 5

What type of muscle tissue is found in the walls of hollow organs such as the stomach and bladder?

Accepted Answer

Smooth muscle

Answer

Smooth muscle is involuntary and non-striated, found in the walls of hollow visceral organs.

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