Which of the Following Is FALSE Regarding Vitamin D

question 46

Multiple Choice

Which of the following is FALSE regarding vitamin D?

• A) Approximately 15 minutes of exposure to ultraviolet light every 3 days is all the exposure the body requires for vitamin D synthesis.
• B) The liver and kidneys have enzymes to produce calcitriol, the most active form of vitamin D.
• C) Ultraviolet light in the skin produces an activated molecule that is a precursor to the most active form of vitamin D.
• D) Melanocytes produce the pigment that absorbs ultraviolet light just before transferring the energy to the vitamin D precursor.
• E) Calcitriol is a hormone that increases the absorption of calcium in the digestive system.

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Definitions:

Xerostomia

Medical term for dry mouth resulting from reduced or absent saliva flow.

Encapsulated

Surrounded by a protective capsule or layer, often referring to how some bacteria and benign tumors are contained.

Proliferation

Rapid increase or spread of cells or organisms.

Hodgkin Disease

a type of lymphoma characterized by the presence of Reed-Sternberg cells, leading to the enlargement of lymph nodes and affecting the immune system.