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Nervous System
Nervous System
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Nervous System
Flashcards
32 cards
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Questions
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Answers
1
An involuntary response to a stimulus is:
response
reaction
reflex
action
2
All of the following describe the spinal cord except:
extends from the parietal bone to the coccygeal
enclosed in the vertebral columns/meninges
is the integrating center for the spinal cord reflexes
transmits impulses to/from the brain
3
This part of the brain is concerned with sensations, even unimportant ones:
cerebrum
thalamus
hypothalamus
cerebral cortex
4
Which of the following is the correct number of spinal nerves in order from head to toe?
8, 12, 5, 5, 1
8, 1, 12, 5, 5
1, 5, 5, 12, 8
12, 5, 1, 5, 8
5
Which part of the autonomic nervous system produces the "fight or flight" response
autonomic effector
visceral sympathetic
sympathetic
parasympathetic
6
What stops the neuron from transmitting continuous impulses?
chemical inactivator
mechanical inactivator
mechanical activator
chemical activator
7
The part of the brain that controls visual, auditory, and righting reflexes:
midbrain
cerebrum
hypothalamus
cerebral cortex
8
Which part of the neuron sends impulses away from the cell body?
dendrites
myelin sheath
axons
nodes of Ranvier
9
Which of the following tracts carries sensory impulses TO the brain?
ascending tracts
canal tracts
lower tracts
descending tracts
10
The part of the brain that involves movement (coordination, muscle tone, posture, equilibrium):
midbrain
cerebellum
cerebrum
pons
11
The parasympathetic division of the autonomic nervous system produces all the following except:
normal heart rate
efficient digestion
increase in secretions
decrese in peristalsis
12
The 2 parts of the brain that control breathing:
midbrain, hypothalamus
pons/medulla
hypothalamus, cerebrum
medulla/midbrain
13
All of the following are layers of the meninges except:
Dura Mater
Pia Mater
Arachnid
Arachnoid
14
This part of the brain gets impulses from the retina, judges distance, and 3 dimensional views:
frontal
occipital
parietal
temporal
15
Nerve cells are called:
cell body
axon
dedrites
neurons
16
The largest part of the brain; seperated into 2 hemispheres
midbrain
cerebrum
cerebral cortex
cerebellum
17
Which part of the cerebrum receives impulses to interpret sensations, muscle sense, and taste?
occipital
frontal
parietal
temporal
18
Which of the following tracts carries motor impulses AWAY from the brain?
lower tracts
canal tracts
descending tracts
ascending tracts
19
The terminal end of the axon contains this chemical that crosses the synapse:
neurotransmitter
sender
impulse
receptor
20
The cerebrospinal fluid does all of the following except:
bring nutrients to CNS
remove waste from CNS
cushions the CNS
kills bacteria in the blood
21
The functions of the nervous system include all the following except:
detect
initiate
organize
eliminate
22
The part of the brain that regulates temperature, food intake, sleep cycles, or hormones:
cerebellum
thalamus
cerebrum
hypothalamus
23
What are the layers called of the neurons that provide insulation?
myelin sheath
dendrites
axons
nodes of Ranvier
24
Which cranial nerve relays sense of taste, contraction of facial muscles,& secretion of saliva?
II-Optic
VII-Facial
IV-Trochlear
VI-Abducens
25
Which is the correct pathway of the reflex arc?
effector, motor neuron, CNS, sensory neuron, receptor
sensory neuron, CNS, motor neuron, receptor, effector
motor neuron, receptor, sensory neuron, CNS, effector
receptor, sensory neuron, CNS, motor neuron, effector
26
Which part of the cerebrum that generates impulses for voluntary movement?
frontal
occipital
temporal
parietal
27
This part of the brain obtains impulses for smell, hearing, speech, and thought before speech:
occipital
frontal
parietal
temporal
28
The nervous system has 2 divisions:
Outer nervous system/peripheral nervous system
sympathetic nervous system/outer nervous system
autonomic nervous system/central nervous system
central nervous system/peripheral nervous system
29
What does the Choriod Plexus do?
breaks cerebrospinal fluid
forms cerebrospinal fluid
break down blood plasma
forms blood plasma
30
Which of the following carries impulses FROM the CNS to effectors
motor neurons
somatic neurons
sensory neurons
interneurons
31
All of the following are parts of a neuron except:
cell body
dendrite
axon
cilia
32
Which of the following carries impulses from receptors TO the CNS?
interneurons
somatic neurons
motor neurons
sensory neurons