Which of the Following Is INCORRECT Concerning PTH,calcitonin,and Vitamin D

question 81

Multiple Choice

Which of the following is INCORRECT concerning PTH,calcitonin,and vitamin D?

• A) Vitamin D deficiency is the cause of rickets.
• B) PTH is the most important hormone in the control of calcium metabolism.
• C) Both calcitonin and PTH are produced in the follicle cells of the thyroid gland.
• D) Vitamin D is actually a hormone that increases calcium absorption in the intestine.

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Definitions:

Opponent-Process Cells

Specialized cells in the visual system that are used to detect color and are thought to work by encoding differences between the firing rates of pairs of color-sensitive neurons.

Thalamus

The brain’s sensory control center, located on top of the brainstem; it directs messages to the sensory receiving areas in the cortex and transmits replies to the cerebellum and medulla.

Feature Detectors

Specialized brain cells that identify specific elements or patterns, such as edges, motion, or colors, in the visual environment.

Hubel and Wiesel

Nobel laureates whose research on the visual system greatly advanced the understanding of how the brain processes visual information.