If you had all of your fingers (including the thumb) spread out wide, which muscle or group would bring fingers 2-5 together?
A. Adductor pollicis
B. Palmar interossei
C. Dorsal interossei
D. Lumbricals
E. Abductor pollicis longus
B
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The muscular layer farthest from the lumen is (the)
A) oblique layer of the muscularis externa. B) muscularis mucosae. C) circular layer of the muscularis externa. D) longitudinal layer of the muscularis externa. E) None of the answers are correct.
The trigger zone of a neuron
a. is located at the axon hillock b. is located in the axon terminal c. contains only chemically gated channels d. conducts graded potentials to the axon e. causes action potentials to move toward the cell body and dendrites
Which of the following statements is true regarding parasympathetic tone?
A. It affects heart rate only after myocardial infarction. B. It holds the resting heart rate below its intrinsic rate. C. It accelerates the resting heart rate above its intrinsic rate. D. It might increase or decrease heart rate depending on the situation. E. It does not affect heart rate.
The process that uses amino acids and glycerol to form glucose is
A. ketogenesis. B. glycogenesis. C. lipogenesis. D. gluconeogenesis. E. glycolysis.