When central chemoreceptors detect a drop in the pH of the cerebrospinal fluid,
A. medullary respiratory centers trigger an increase in rate and depth of breathing.
B. medullary respiratory centers trigger a decrease in rate and depth of breathing.
C. pontine respiratory centers trigger a decrease in rate and depth of breathing.
D. the vagus and phrenic nerves stimulate decreased production of the catalyst carbonic anhydrase.
A
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Which cranial nerves arise from the medulla?
A. VIII, IX, X, XI, XII B. VIII, IX, X C. X, XI, XII D. None of the above
Kidneys are part of the lymphatic system.
Answer the following statement true (T) or false (F)
What is the outward pressure forcing water and solute molecules across the glomerulus wall?
a. blood colloid osmotic pressure b. capsular colloid osmotic pressure c. capsular hydrostatic pressure d. glomerular hydrostatic pressure
Enamel is found in the crown of a tooth, whereas dentin is part of both the crown and the root.
Answer the following statement true (T) or false (F)