For normal sperm development, the testes must be kept about
A) the same temperature as the brain.
B) 1.1°C cooler than core body temperature.
C) 1.1°C warmer than core body temperature.
D) 4.8°C cooler than core body temperature.
E) 4.8°C warmer than core body temperature.
B
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There are three types of unencapsulated tactile receptors. Select the exception.
A. Sebaceous filaments B. Free nerve endings C. Tactile discs D. Root hair plexuses
Which statement about the location and position of the kidneys is true?
A. The kidneys extend from L1 to L3. B. The kidneys are retroperitoneal. C. The left kidney is slightly lower than the right due to the position of the liver. D. The kidneys are protected inferiorly by the ribs.
The layer of dense connective tissue that surrounds muscles, some organs, and anchors organs in place is called _______.
Fill in the blank(s) with the appropriate word(s).
Sweating is
a. an active evaporative heat-loss process under sympathetic nervous control b. the only means of losing heat when the environmental temperature is warmer than body temperature c. the only means by which evaporative heat loss can take place in the body d. a and b e. all of the above