A scientist develops a mouse that lacks the ability to express CCK1 receptors. Compared to a normal mouse, which of the following would be expected to be increased?
A. gastric acid secretion
B. gallbladder contraction after a meal
C. cytosolic Ca++ in pancreatic acinar cells
D. firing of duodenal vagal afferents when food is in the lumen
E. gastric emptying
F. histamine release from ECL cells
ANS: E
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A) Neurons. B) Glia. C) Cerebrospinal fluid. D) Dura mater.
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What will be an ideal response?
The smallest unit that carries out all the basic functions of life is a ________.
Fill in the blank(s) with the appropriate word(s).