Which of the Following Is FALSE Concerning the Control of Calcium

question 127

Multiple Choice

Which of the following is FALSE concerning the control of calcium metabolism?

• A) PTH (parathyroid hormone) causes an increase in plasma calcium by activation of osteoclasts.
• B) PTH increases renal reabsorption of calcium.
• C) Vitamin D causes an increase in secretion of Ca²⁺ into the lumen of the digestive tract.
• D) Calcitonin causes a decrease in plasma calcium by decreasing Ca²⁺ movement from the bone fluid into the plasma and by suppressing bone resorption.

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Definitions:

Epidermis

The outermost layer of the skin, which acts as a barrier to protect against environmental elements, pathogens, and water loss.

TBSA

Total Body Surface Area, a measurement indicating the percentage of skin affected by burns or other skin injuries.

PPD

Purified protein derivative, a substance used in a test for tuberculosis by injecting it into the skin and observing the reaction.

Diagnosis

The process of determining the type of a disease or issue through the analysis of its signs.