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CSN Biology 223 Exam 5 All Possible Questions and Answers with complete solution $7.99   Add to cart

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CSN Biology 223 Exam 5 All Possible Questions and Answers with complete solution

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  • CSN Biology 223
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  • CSN Biology 223

found in white columns; bundles of mostly myelinated axons; relay information in same direction - tracts generally innervates the posterior region of the body: deep muscles, skin, and structures of the upper and lower limbs, and the trunk - dorsal ramus a longitudinal groove on the posterior/do...

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  • September 1, 2024
  • 15
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • CSN Biology 223
  • CSN Biology 223
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PatrickKaylian
CSN Biology 223 Exam 5
found in white columns; bundles of mostly myelinated axons; relay information in same direction -
tracts



generally innervates the posterior region of the body: deep muscles, skin, and structures of the upper
and lower limbs, and the trunk - dorsal ramus



a longitudinal groove on the posterior/dorsal side of the spinal cord - posterior median sulcus



deeper groove on anterior/ventral side of the spinal cord - anterior median fissure



thin, conical spinal cord below lumbar enlargement - conus medullaris



thin thread of fibrous tissue at end of conus medullaris - filum terminale



Fusion of the spinal meninges beyond sacral vertebra S2; anchors spinal cord to the coccyx - filum
terminale

Name the 2 enlargements of the spinal cord - cervical and lumbar enlargements



long ventral and dorsal roots that extend below conus medullaris + filum terminale - cauda equina



How many pairs of spinal nerves are there? - 31



Which nerves are named for inferior vertebra - cervical nerve



which nerves are named for superior vertebra - all other nerves



what segment are spinal nerves C1-C8? - cervical segment

, what segment are spinal nerves T1-T12 - thoracic segment



what segment are spinal nerves L1-L5? - lumbar segment



what segment are spinal nerves S1-S5? - sacral segment



what segment are spinal nerves Co1? - coccygeal segment



which spinal root contains axons of motor neurons? - ventral root



What kind of axons does the ventral root contain - motor neurons



what spinal root contains axons of sensory neurons - dorsal root



what kind of axons does the dorsal root contain - sensory neurons



what spinal root contains cell bodies of sensory neurons - dorsal root ganglion



what kid of axons does the dorsal root ganglion contain - cell bodies of sensory neurons



what 2 roots make up the spinal nerve - dorsal and ventral roots



what kind of nerves does the spinal nerve contain - sensory and motor



viral or bacterial infection of meninges - meningitis



name the 3 spinal meningeal layers - dura mater, arachnoid mater, pia mater

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