Which of the following substances activates protein kinases and thus acts as a second messenger?
A) insulin
B) ACTH
C) epinephrine
D) cyclic AMP
E) TSH
D
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The ingestion of a meal high in fat content would cause which of the following to occur?
A) This type of food would cause secretion of gastrin to cease, resulting in faster gastric emptying. B) Increased production of trypsinogen. C) Bile would be released from the gallbladder to emulsify the fat in the duodenum. D) The acid secretions from the stomach would be sufficient to digest this food but may cause heartburn.
______ adds water to split molecules
Fill in the blank(s) with the appropriate word(s).
Which of the following situations could interfere with normal child birth?
A. An enlarged iliac crest B. Small ischial spines C. A wide, circular pelvic inlet D. A small pelvic outlet E. Widely spaced ischial spines
Preganglionic fibers run from the ________ to the ________.
A. autonomic ganglia; visceral effectors B. posterior root ganglia; autonomic ganglia C. gray matter; posterior root ganglia D. gray matter; autonomic ganglia E. posterior root ganglia; gray matter