Which of the following statements regarding protein digestion and absorption is TRUE?
A. Cells in the stomach secrete enterokinase, which breaks down proteins into smaller peptides.
B. Pepsin and trypsin are proteolytic enzymes that are most active in an acid pH.
C. More acid is secreted during the digestion of a high-protein meal than during the digestion of a meal containing little protein.
D. The presence of peptides in the stomach inhibits secretion of gastrin.
E. Proteins are too large to pass through the pyloric sphincter into the small intestine.
C
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A) glomerulus. B) proximal convoluted tubule. C) nephron loop. D) collecting duct. E) papillary duct.
The cerebrum divides into three hemispheres
Indicate whether the statement is true or false
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A) Antibody B) Insulin C) Albumin D) Collagen
Long, tactile hairs that are extremely sensitive are called:
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