The axons of primary sensory neurons make synaptic connections with
A. posterior root ganglia of spinal nerves.
B. secondary neurons in the CNS.
C. secondary neurons in the PNS.
D. thalamic neurons.
B
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Which of the following is NOT true of pituitary growth hormone?
A. It is necessary for fetal growth. B. It directly promotes protein anabolism in many cells. C. Hypersecretion of growth hormone in adults leads to acromegaly. D. It is absent or deficient in pituitary dwarfs. E. It causes differentiation of precursor cells that then respond to IGF-I by proliferating.
Tendons and ligaments are composed primarily of
A) reticular connective tissue. B) muscle tissue. C) dense irregular tissue. D) dense regular connective tissue.
Muscle tension is produced internally within the ____
a. myosin molecules b. actin molecules c. T tubules d. sarcoplasmic reticulum e. sarcomeres
Which of the following contains the greatest amount of potential energy?
A. 1/2 teaspoon of peanut butter (contains 4 g fat, 3 g carbohydrate, and 2 g of protein) B. A portion of fat trimmed from a steak equal to 6 calories C. A portion of pasta sufficient to raise the temperature of 6 cubic centimeters from 14.5° to 15.5°C D. 70 Calories of lettuce