The ear-shaped surface where the sacrum articulates with the os coxae is the ________ surface.
Fill in the blank(s) with the appropriate word(s).
auricular
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Epinephrine __________ the overall metabolic rate
Fill in the blank(s) with correct word
Rib fractures:
A) are more likely to occur in children than adults. B) are most likely to occur at the junction of the rib and its corresponding vertebrae. C) most often occur in the 1st rib. D) in the lower ribs may be associated with tearing of the diaphragm. E) are not typically painful.
Compared to skeletal muscle, contraction of smooth muscle cells is
A) a slower response to a stimulus and sustained without fatigue. B) a slower response to a stimulus, sustained without fatigue, and controlled by the somatic nervous system. C) only sustained without fatigue. D) only controlled by the somatic nervous system. E) only a slower response to a stimulus.
What is the importance of cytoplasmic bridges formed between spermatocytes?
a. X bearing sperm cannot produce all cell products necessary for survival of the cell. b. Y bearing cells have a greater amount of chromosomes. c. They permit cytoplasmic exchange between the cells. d. All of these.