What is the name of the process that re-isomerizes the all-trans retinal back to the 11-cis form?
A. Dark adaptation
B. Dark current
C. Bleaching reaction
D. Visual cycle of retinal
Answer: D
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Which of the following could explain a gradual decrease in erythropoietin (EPO) levels?
A. A patient with acute kidney disease B. A patient in recovery from surgery with substantial blood loss C. An endurance athlete traveling from sea level to the mountains for a month of training D. An inactive person beginning an exercise program
During the second stage of the inflammatory response, what do neutrophils accomplish when they migrate to areas of damaged tissue?
A) Neutrophils destroy bacteria and other cellular debris. B) Neutrophils increase capillary permeability. C) Neutrophils are potent vasodilators. D) Neutrophils interfere with the ability of viruses or bacteria to infect other cells.
After chewing food, you consciously decide to push the bolus to the back of your mouth into your pharynx with your tongue. What is this voluntary phase of swallowing called?
A) ingestion B) buccal phase of deglutition C) mastication D) pharyngeal-esophageal phase of deglutition E) segmentation