Which cranial nerve is composed of only motor fibers?
A. VI
B. VIII
C. IX
D. V
E. I
A
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The urinary bladder is found in which abdominopelvic region?
A. Hypogastric ?B. Right lumbar ?C. Hypochondriac ?D. Left iliac ?E. Left lumbar
Too much thyroxine results in a condition called:
a. hyperthyroidism b. hypothyroidism c. premenstrual syndrome d. an adrenal rush
Which of the following statements is TRUE?
A. Phosphodiesterase converts GMP into cGMP B. Phosphorylation by protein kinases can stimulate or inhibit the activity of effector proteins. C. Phospholipase C converts ATP to cAMP. D. Ca2+ is not a second messenger. E. Conversion of ATP to cAMP is a phosphorylation reaction.
Imagine that erythrocytes were no longer able to utilize the enzyme carbonic anhydrase. Given its action, a decrease in the pH of arterial blood would be expected.
Answer the following statement true (T) or false (F)