ZOOL 2403 Lecture Exam 2- Dr. Boros
TTU Exam Questions With Correct
Answers
Root is to ____ as ganglion is to ___ - CORRECT ANSWER✔✔-axons; cell
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bodies
ventral is to ____ as dorsal is to _____ - CORRECT ANSWER✔✔-motor;
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sensory
white matter is to ____ as gray matter is to ____ - CORRECT
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ANSWER✔✔-axons; cell bodies | |
Spinal Meninges (three layers) - CORRECT ANSWER✔✔-dura mater,
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arachnoid mater, pia mater | | |
Spinal Meninges functions - CORRECT ANSWER✔✔-protect spinal cord
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and provide it with oxygen and nurtrients
| | | | | |
where is CSF - CORRECT ANSWER✔✔-in subarachnoid space (between
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arachnoid and pia mater) | | |
,CSF provides spinal cord with: - CORRECT ANSWER✔✔-physical and
| | | | | | | | |
chemical protection |
As you go down the spinal cord, the ____ white matter - CORRECT
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ANSWER✔✔-less
conus medullaris - CORRECT ANSWER✔✔-caudal end of spinal cord;
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CNS
cauda equina - CORRECT ANSWER✔✔-spinal nerves inferior to conus
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medullaris; only contains axons; PNS | | | |
divisions of spinal cord (CNS) - CORRECT ANSWER✔✔-gray matter and
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white matter |
Gray Matter - CORRECT ANSWER✔✔-composed of neuron cell bodies
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dorsal gray matter - CORRECT ANSWER✔✔-cell bodies of sensory
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neurons receive and sum signals from PNS sensory neurons
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ventral gray matter - CORRECT ANSWER✔✔-cell bodies of motor
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neurons receive and sum signals from brain motor neurons
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, white matter - CORRECT ANSWER✔✔-contains ascending and
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descending fiber (AXON) pathways | | |
ascending pathways - CORRECT ANSWER✔✔-relays sensory info from
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spinal cord to brain
| | |
descending pathways - CORRECT ANSWER✔✔-relays motor info from
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brain to spinal cord
| | |
spinal nerve divisions - CORRECT ANSWER✔✔-dorsal root and ventral
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root
dorsal root - CORRECT ANSWER✔✔-contains axons
| | | | |
cell bodies in dorsal root ganglion
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carry sensory info from peripheral receptors to spinal cord
| | | | | | | |
ventral root - CORRECT ANSWER✔✔-contains axons
| | | | |
cell bodies are in spinal cord
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carry motor info from spinal cord to muscles
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TTU Exam Questions With Correct
Answers
Root is to ____ as ganglion is to ___ - CORRECT ANSWER✔✔-axons; cell
| | | | | | | | | | | | |
bodies
ventral is to ____ as dorsal is to _____ - CORRECT ANSWER✔✔-motor;
| | | | | | | | | | | |
sensory
white matter is to ____ as gray matter is to ____ - CORRECT
| | | | | | | | | | | | |
ANSWER✔✔-axons; cell bodies | |
Spinal Meninges (three layers) - CORRECT ANSWER✔✔-dura mater,
| | | | | | | |
arachnoid mater, pia mater | | |
Spinal Meninges functions - CORRECT ANSWER✔✔-protect spinal cord
| | | | | | | |
and provide it with oxygen and nurtrients
| | | | | |
where is CSF - CORRECT ANSWER✔✔-in subarachnoid space (between
| | | | | | | | |
arachnoid and pia mater) | | |
,CSF provides spinal cord with: - CORRECT ANSWER✔✔-physical and
| | | | | | | | |
chemical protection |
As you go down the spinal cord, the ____ white matter - CORRECT
| | | | | | | | | | | | |
ANSWER✔✔-less
conus medullaris - CORRECT ANSWER✔✔-caudal end of spinal cord;
| | | | | | | | |
CNS
cauda equina - CORRECT ANSWER✔✔-spinal nerves inferior to conus
| | | | | | | | |
medullaris; only contains axons; PNS | | | |
divisions of spinal cord (CNS) - CORRECT ANSWER✔✔-gray matter and
| | | | | | | | | |
white matter |
Gray Matter - CORRECT ANSWER✔✔-composed of neuron cell bodies
| | | | | | | |
dorsal gray matter - CORRECT ANSWER✔✔-cell bodies of sensory
| | | | | | | | |
neurons receive and sum signals from PNS sensory neurons
| | | | | | | |
ventral gray matter - CORRECT ANSWER✔✔-cell bodies of motor
| | | | | | | | |
neurons receive and sum signals from brain motor neurons
| | | | | | | |
, white matter - CORRECT ANSWER✔✔-contains ascending and
| | | | | | |
descending fiber (AXON) pathways | | |
ascending pathways - CORRECT ANSWER✔✔-relays sensory info from
| | | | | | | |
spinal cord to brain
| | |
descending pathways - CORRECT ANSWER✔✔-relays motor info from
| | | | | | | |
brain to spinal cord
| | |
spinal nerve divisions - CORRECT ANSWER✔✔-dorsal root and ventral
| | | | | | | | |
root
dorsal root - CORRECT ANSWER✔✔-contains axons
| | | | |
cell bodies in dorsal root ganglion
| | | | | |
carry sensory info from peripheral receptors to spinal cord
| | | | | | | |
ventral root - CORRECT ANSWER✔✔-contains axons
| | | | |
cell bodies are in spinal cord
| | | | |
carry motor info from spinal cord to muscles
| | | | | | |
