The figure illustrates the autonomic reflexes and the heart. What does "E" represent?
A. sympathetic nerve
B. increase in blood pressure detected by carotid baroreceptors
C. glossopharyngeal nerve
D. decrease in blood pressure detected by carotid baroreceptors
E. vagus nerve
A
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Which of the following is NOT part of the filtration membrane?
a) endothelial cells of the glomerulus b) filtration slits formed by podocytes c) basal lamina of the glomerulus d) squamous epithelial cells of the glomerular capsule
Which of the following is a complete protein source?
A) corn B) spinach C) rice D) eggs E) oranges
Na (atomic no. 11) reacts with Cl (atomic no. 17) to become stable. In the reaction, Na will ________, while Cl will ________.
A. give up one proton; accept one proton B. become an anion; become a cation C. give up one electron; accept one electron D. accept one electron; give up one electron E. share one electron with chlorine; share one electron with sodium
In Kartagener syndrome, the protein dynein is not produced. Which of the following would result?
A. Ribosomes would be unable to produce functional proteins. B. Mitochondria could no longer produce ATP. C. Cell plasma membranes would become rigid, tear, and leak calcium into the surrounding tissues. D. A male would be infertile due to non-motile sperm.