Vitamin D3 Formed Within the Skin Has All of These

question 55

Multiple Choice

Vitamin D3 formed within the skin has all of these effects on other organ systems except that it

• A)is essential for absorption of calcium and phosphorus by the digestive system.
• B)functions as a precursor for the hormone calcitriol in the endocrine system.
• C)is essential for bone maintenance.
• D)functions in the activation of plasma cells by the lymphatic system.
• E)is essential for bone growth.

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Definitions:

Pulmonary Embolism

An obstruction within a lung's pulmonary artery, typically resulting from blood clots that migrate from the legs or other areas of the body to the lungs.

Platelet Count

A laboratory test measuring the number of platelets in a blood sample, crucial for assessing bleeding and clotting disorders.

Enoxaparin Injections

An anticoagulant medication given through injections to prevent and treat deep vein thrombosis and pulmonary embolism.

Packed Red Blood Cells

Concentrated red blood cells separated from whole blood, used in transfusions to increase oxygen-carrying capacity.