The central nervous system (CNS) includes the
A) brain.
B) nerves and muscles.
C) spinal cord.
D) brain and spinal cord.
E) nerves.
D) brain and spinal cord.
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In the CNS all axons are myelinated, but in the PNS some are myelinated and some are unmyelinated
Indicate whether this statement is true or false.
Autonomic dysreflexia ________
A) usually precedes spinal shock B) results from over-excitatory input from the cortex C) is also known as autonomic areflexia D) involves uncontrolled activation of autonomic neurons
____________________ RNA carries amino acids to the sites of protein synthesis in the cell
Fill in the blank(s) with correct word
The sympathetic nervous system and the parasympathetic nervous system
a. generally exert opposite effects on visceral organs. b. are sensory and motor, respectively. c. are central and peripheral, respectively. d. are autonomic and automatic, respectively. e. are generally excitatory and inhibitory, respectively.