Ch 15: Animation: Autonomic Nervous System

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Which of the following is not a difference between the autonomic nervous system and the somatic nervous system? The presence of ganglia. The number and types of neurotransmitters. The involvement of the spinal cord. The number of motor neurons.

The involvement of the spinal cord.

Adipose tissue is one example of an effector of the autonomic nervous system. True False

True

Muscarinic receptors in the postsynaptic cell membrane may depolarize a cell. hyperpolarize a cell. inhibit a cell when activated. all of these.

all of these.

Postganglionic neurons are myelinated. release acetylcholine via exocytosis. are NOT myelinated. all of these.

are NOT myelinated.

Nicotinic receptors in the postsynaptic cell membrane may depolarize a cell. hyperpolarize a cell. inhibit a cell when activated. all of these.

depolarize a cell.

Adrenergic neurons release acetylcholine into the synapse. True False

false

Dual innervation describes the situation when effectors are controlled by only one division of the autonomic nervous system. True False

false

In the autonomic nervous system, a single motor neuron excites a skeletal muscle. True False

false

All preganglionic neurons are cholinergic. True False

true

In the sympathetic nervous system, the ganglia are near the spinal cord or major abdominal arteries. True False

true


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