Enzyme-rich pancreatic juice contains all the following EXCEPT ________
A) amylase
B) trypsin
C) nuclease
D) pepsin
E) lipase
D
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Erica came down with the flu. She experienced severe vomiting, determined to be primarily stomach contents, for three days, and now is having chest pains. She is calling one of her symptoms "heartburn," but reported that it felt as if she had swallowed a small apple whole. Certain that she was having a heart attack, Erica rushed to the doctor. The doctor took her history and symptoms, and
reassured her that she only had esophagitis. How did the physician conclude this? Is her blood pH higher or lower than normal? What will be an ideal response?
True or False? Peyer patches are found in the appendix. Select one:
a. true b. false
Constriction of the smooth muscle of an arteriole will ________ systemic blood pressure and ________ blood flow into an area.
A. increase; decrease B. decrease; decrease C. increase; increase D. decrease; increase
If blood pressure increases above normal, the response from the medulla oblongata will be to
A. increase heart rate and constrict the arterioles. B. decrease heart rate and constrict the arterioles. C. increase heart rate and dilate the arterioles. D. decrease heart rate and dilate the arterioles.