Multiple Choice Quiz

Please answer all questions


1	Choose the statement that does not accurately reflect the differences between the somatic and autonomic motor systems.
		A)	somatic nerve fibers are fast-conducting; autonomic fibers are slow-conducting
		B)	somatic leads to heart muscle; autonomic leads to skeletal muscle
		C)	somatic impulses are excitatory only; autonomic impulses are excitatory or inhibitory
		D)	somatic receptors have a specialized motor end plate; autonomic receptors do not


2	Which is the true statement regarding the sympathetic nervous system?
		A)	Both preganglionic and postganglionic fibers are myelinated.
		B)	Preganglionic neurons exit the spinal cord in the cervical and sacral regions.
		C)	Adrenal medulla cells are derived from modified postganglionic sympathetic neurons.
		D)	The sympathetic nervous system is rarely activated as a unit.


3	Preganglionic parasympathetic neurons of the glossopharyngeal nerve synapse in the ___________, which sends out postganglionic neurons to innervate the parotid gland.
		A)	ciliary ganglion
		B)	pterygopalatine ganglion
		C)	submandibular ganglion
		D)	otic ganglion


4	The parasympathetic division uses fibers on the ____________ nerve to reach the heart, lungs, gastrointestinal tract, liver, and pancreas.
		A)	facial
		B)	pelvic spinal
		C)	vagus
		D)	glossopharyngeal


5	Postganglionic sympathetic neurons release the neurotransmitter ______________.
		A)	acetylcholine
		B)	dopamine
		C)	endorphins
		D)	norepinephrine


6	Postganglionic parasympathetic neurons release the neurotransmitter _________________.
		A)	acetylcholine
		B)	dopamine
		C)	endorphins
		D)	norepinephrine


7	Select the response that is not typical of adrenergic stimulation.
		A)	dilation of the pupil
		B)	increased salivary secretions
		C)	dilation of bronchioles
		D)	closing of gastrointestinal sphincters


8	Select the response that is not typical of cholinergic stimulation.
		A)	decreased heart rate
		B)	erection of the penis
		C)	goose bumps
		D)	secretion of gastric juice


9	What type of receptors are involved in the autonomic reflex that inhibits further inhalation in the lungs and, at the same time, increased cardiac rate and stimulates vasodilation?
		A)	baroreceptors
		B)	chemoreceptors
		C)	type J receptors
		D)	stretch receptors

2002 McGraw-Hill Higher Education
Any use is subject to the Terms of Use and Privacy Notice.
McGraw-Hill Higher Education is one of the many fine businesses of The McGraw-Hill Companies.