Student Center | Instructor Center | Information Center | Home

Hole's Human Anatomy & Physiology, 9/e

David Shier, Washtenaw Community College
Ricki Lewis, The University at Albany
Jackie Butler, Grayson County Community College

Nervous System I: Basic Structure and Function

Multiple Choice Quiz

Please answer all questions


1	The central nervous system is comprised of the brain and _____.
		A)	cranial nerves
		B)	spinal cord
		C)	peripheral nerves
		D)	spinal nerves


2	The______of a neuron carries the impulse towards the nucleus.
		A)	cell body
		B)	myelin
		C)	axon
		D)	dendrite


3	Which part of a neuron is directly involved with protein synthesis?
		A)	cell body
		B)	neurofibrils
		C)	Nissl body
		D)	neurolemma


4	Which part of a neuron directly contacts another neuron at the synapse?
		A)	synaptic knob
		B)	dendrite
		C)	axon
		D)	collateral fiber


5	The phagocytic cells in the CNS are the ______.
		A)	astrocytes
		B)	microglia
		C)	oligodendrocytes
		D)	ependymal cells


6	The _____cells provide a means of acquiring nutrients in the brain.
		A)	astrocyte
		B)	microglia
		C)	ependymal
		D)	oligodendrocyte


7	The resting potential of a neuron is _____mv.
		A)	+30
		B)	-70
		C)	0
		D)	-90


8	The minimal stimulus needed to cause a neuron to transmit an impulse is called the _____.
		A)	action potential
		B)	resting potential
		C)	threshold
		D)	refractory period


9	Saltatory conduction occurs when an impulse jumps from _____.
		A)	axon to dendrite
		B)	node to node
		C)	dendrite to axon
		D)	node of Ranvier to axon


10	The most common neurotransmitter in the body is _____.
		A)	norepinephrine
		B)	adrenalin
		C)	acetylcholine
		D)	dopamine


11	Acetylcholine is decomposed by _____almost as fast as it is released.
		A)	monoamine oxidase
		B)	MAO inhibitors
		C)	norepinephrine
		D)	acetylcholinesterase


12	The following belong together except which one?
		A)	norepinephrine
		B)	acetylcholine
		C)	epinephrine
		D)	adrenalin


13	A morphine-like pain suppressing brain substance is _____.
		A)	substance P
		B)	beta-endorphin
		C)	nicotine
		D)	neuropeptide


14	A change in a dendrite which lessens the probability of a conduction is the _____.
		A)	EPSP
		B)	IPSP
		C)	threshold potential
		D)	action potential


15	A drug, which prevents over-stimulation by the PNS neurons, is _____.
		A)	curare
		B)	caffeine
		C)	amphetamine
		D)	tricyclic anti-depressant


16	Which of the following does not belong with the rest?
		A)	summation
		B)	facilitation
		C)	divergence
		D)	convergence


17	Which type of short neuron is found in the retina?
		A)	bipolar
		B)	unipolar
		C)	multipolar
		D)	sensory


18	The following belong together except which one?
		A)	multipolar
		B)	motor
		C)	sensory
		D)	efferent


19	The following belong together except which one?
		A)	interneuron
		B)	intercalated neuron
		C)	association neuron
		D)	sensory neuron


20	The nucleus of a sensory neuron can be found within the _____.
		A)	CNS
		B)	ganglia
		C)	myelin sheath
		D)	spinal cord


21	Gross nerves that contain sensory impulses are referred to as _____.
		A)	afferent
		B)	roots
		C)	mixed
		D)	efferent


22	The PNS is comprised of cranial nerves and _____.
		A)	spinal cord
		B)	sensory nerves
		C)	the brain
		D)	spinal nerves


23	Collaterals are fibers arising from the ____of neurons.
		A)	dendrite
		B)	axon
		C)	soma
		D)	synapse


24	Nerves that carry impulses from the heart to the brain could be classed as _____fibers.
		A)	somatic efferent
		B)	visceral efferent
		C)	somatic afferent
		D)	visceral afferent


25	The cells that produce myelin in the PNS are the ______.
		A)	oligodendrocytes
		B)	axons
		C)	Schwann cells
		D)	ependymal


26	The following could be grouped together except which one?
		A)	association
		B)	motor
		C)	internuncial
		D)	interneuron


27	The ______cells play a role in the establishment of a blood-brain chemical barrier.
		A)	microglia
		B)	neuron
		C)	astrocyte
		D)	ependymal

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.