Functions of the peripheral nervous system include
A) providing sensory information to the CNS only.
B) providing sensory information to the CNS and carrying motor commands to the peripheral tissues and systems.
C) making higher order decisions to interpret sensory inputs.
D) carrying motor commands to the peripheral tissues and systems only.
E) carrying information up and down the spinal cord.
B) providing sensory information to the CNS and carrying motor commands to the peripheral tissues and systems.
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Each neuron in the CNS may receive input from
A) only one synaptic knob. B) about 10 dendrites. C) thousands of axons. D) one synaptic knob at each end.
Consumption of excess calories during adulthood causes adipocytes to multiply
Indicate whether the statement is true or false
Small phagocytic glial cells, which are derived from white blood cells, are called
A) astrocytes. B) Schwann cells. C) oligodendrocytes. D) microglia. E) ependymal cells.
The right lung of a human has ________ lobes while that of a pig has ________
A) two; three B) two; four C) three; four D) four; two E) four; three