What would you expect to occur if parietal cells NO LONGER
A. there would be no carbohydrate digestion in the stomach
B. less pepsinogen would be secreted into the stomach
C. vitamin B12 could no longer be absorbed
D. the pH of the stomach would decrease
What is true about enzymes that can digest lipids?
A. all lipases are secreted as zymogens
B. gastric and lingual lipase function best in a low pH
C. all lipases begin digesting lipids in the location that they are secreted
D. pancreatic lipase is secreted by the same cell type that secretes pepsinogen
What is true regarding the absorption of carbohydrates?
A. monosaccharides must be further digested before they can be absorbed
B. disaccharides are absorbed with hydrogen ions across the apical membrane of
C. sodium cotransporters move all absorbable carbohydrates into epithelial cells
D. fructose can be absorbed with a facilitated transporter
What is true about neurons that produce vasopressin
A. are found within the suprachiasmatic nucleus
B. have axons that end within the posterior pituitary
C. are activated when blood volume is elevated
D. are sensitive to blood temperature changes
What is true about the body’s biological clock?
A. it affects platelet aggregation
B. it regulates the release of posterior pituitary hormones
C. it is under the control of the supraoptic nucleus
D. it is thought to be controlled by the pineal gland
A cell has the following properties: synthesizes androgens, has
luteinizing hormone, and does not appear until after puberty. What type of cell is
A. sertoli cell
B. granulosa cell
C. theca cell
D. leydig cell
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