As the Amount of Calcitonin in the Blood Increases,the Amount

question 64

Multiple Choice

As the amount of calcitonin in the blood increases,the amount of calcium:

• A) in the blood increases.
• B) released from the bone increases.
• C) in the blood decreases.
• D) Both A and B are correct.

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Definitions:

AV Valves

Atrioventricular valves, which are heart valves located between the atria and ventricles that prevent blood from flowing backward.

Ventricular Systole

The phase of the cardiac cycle during which the ventricles contract, pumping blood out of the heart.

Phagocytosis

The process by which cells, such as immune cells, engulf and digest large particles or microorganisms.

White Blood Cells

are cells of the immune system that are involved in protecting the body against both infectious disease and foreign invaders.