The source of calcitonin is the

a. pituitary gland.
b. adrenal cortex.
c. adrenal medulla.
d. thymus gland.
e. thyroid gland.


E

Biology & Microbiology

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A physician finds that a nine-year-old male patient is entering puberty much earlier than is usual. Such a condition is most likely the result of a tumor in the _____

A) hypothalamus, producing elevated levels of testosterone B) anterior pituitary, producing elevated levels of testosterone C) testes, producing elevated levels of estrogen D) anterior pituitary, producing elevated levels of gonadotropin-stimulating hormone

Biology & Microbiology

Compare and contrast receptor recognition between a hydrophobic and hydrophilic hormone

What will be an ideal response?

Biology & Microbiology

Mammals have opposing groups of muscles at a joint; for example, the ________ flexes the forearm and the ________ extends it

a. biceps / triceps b. triceps / deltoid c. deltoid / pectoralis d. pectoralis / triceps

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The outer layer of the ____ and scalp is constantly being shed to the environment

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology