The type of transport protein that moves a substance down its concentration gradient is a

A.  channel.
B.  pump.


A

Anatomy & Physiology

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A student experiencing psychological and emotional stress

a. will secrete more CRH b. will secrete more ACTH c. will secrete more cortisol d. may experience a greater risk of infections due to immune system suppression e. may experience all of the above

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Which of the following is not part of the digestive tract?

a. small intestine b. gall bladder c. esophagus d. spleen e. exocrine pancreas

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SA nodal cells are autorhythmic.

Answer the following statement true (T) or false (F)

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The signal provided by a CT detector must be converted from a digital format to an analog format prior to being sent to the computer.  

Answer the following statement true (T) or false (F)

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