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.
Answer: B
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Which of the following digestive structures is retroperitoneal?
A) ileum B) pancreas C) stomach D) gallbladder E) liver
Ependymal cells ________.
A) are a type of neuron B) are a type of macrophage C) are the most numerous of the neuroglia D) help to circulate the cerebrospinal fluid
________ is the mechanical and chemical breakdown of food for use by the body.
Fill in the blank(s) with the appropriate word(s).
Which of the following is not a property of thermoreceptors?
A) They are free nerve endings. B) Warm receptors outnumber cold receptors. C) They are found in skeletal muscle. D) They are found in the hypothalamus. E) Cold receptors outnumber warm receptors.