Which of the following contains cells full of keratin?
a. epidermis
b. dermis
a. epidermis
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The skin's ability to return back to normal after being deformed is called ________.
A. carotene B. turgor C. melanin D. rigor
Each of the following is an example of homeostasis except one. Identify the exception.
A) A rise in blood calcium levels triggers the release of a hormone that lowers blood calcium levels. B) Increased pressure in the aorta triggers mechanisms to lower blood pressure. C) A decrease in body temperature triggers a neural response that initiates physiological changes to increase body temperature. D) A rise in estrogen during the menstrual cycle increases the number of progesterone receptors in the uterus. E) Increased blood sugar stimulates the release of a hormone from the pancreas that stimulates the liver to store blood sugar.
The act of giving birth in canines is:
A) whelping B) pupping C) packing D) gestation
Sherry has Addison's disease so her ability to produce cortisol is reduced. How does her hypothalamus respond?
A. The hypothalamus will increase the production of ACTH in response to low levels of cortisol. B. The hypothalamus will increase the production of CRH in response to low levels of cortisol. C. The hypothalamus will produce cortisol if the adrenal cortex cannot. D. The hypothalamus does not respond to low levels of cortisol.