Which of the Following Could Cause Ineffective Production of Calcitriol

question 84

Multiple Choice

Which of the following could cause ineffective production of calcitriol?

• A) exposure to too much sunlight
• B) lack of sunlight
• C) increased levels of MSH
• D) increased levels of gonadotrophins
• E) inability to produce sufficient amounts of melanin

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Definitions:

Infection

The invasion and multiplication of microorganisms such as bacteria, viruses, and parasites that are not normally present within the body, often causing illness.

Antigen-Presenting Cell

A type of immune cell that displays antigens on its surface, presenting them to T cells, thus initiating an immune response.

Helper T Cell

A type of T cell that plays a crucial role in the immune system by activating and directing other immune cells.

MHC Class II

Major Histocompatibility Complex Class II, a class of molecules found on the surface of immune cells that present antigens to helper T cells, playing a crucial role in the immune response.