Ventral spinal cord roots contain ________ fibers, while the dorsal roots contain ________ fibers.
Fill in the blank(s) with the appropriate word(s).
motor (efferent); sensory (afferent)
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The anterior section of the corpus callosum is the
A. genu. B. body. C. splenium. D. The corpus callosum does not have names for its various sections.
If a muscle cell expressed muscarinic ACh channels, which are only permeable to Na+ instead of nicotinic ACh channels, which are permeable to both Na+ and K+, which portion of a muscle cell would be inhibited?
A. Relaxation B. Muscle cell depolarization C. Cross-bridge cycling D. Neurotransmitter release from the motor neuron E. None of the answer choices are correct
Compared to somatic motor neurons, autonomic motor neurons ________.
A. control actions in multiple organ systems B. would be unaffected by a spinal cord injury C. do not innervate muscle tissue D. utilize acetylcholine to affect target organs
A thick, sticky secretion produced by goblet cells is called
A. plasma. B. serous fluid. C. saliva. D. mucus. E. synovial fluid.