Lab 7: Spinal cord and Spinal Nerves

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53 Terms

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posterior median sulcus

<p></p>
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anterior median fissure

Name this groove

<p>Name this groove</p>
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cervical enlargement

<p></p>
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lumbar enlargement

<p></p>
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conus medullaris

<p></p>
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posterior white column

A

<p>A</p>
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anterior white column

C

<p>C</p>
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lateral white column

B

<p>B</p>
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posterior gray horn

<p></p>
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anterior gray horn

<p></p>
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lateral gray horn

<p></p>
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gray commissure

Part of grey matter connecting the two halves of the grey matter in spinal cord

<p>Part of grey matter connecting the two halves of the grey matter in spinal cord</p>
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central canal

Hole in the center

Name this passageway

<p>Hole in the center</p><p>Name this passageway</p>
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epidural space

<p></p>
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dura mater

thick, outermost layer of the meninges surrounding and protecting the brain and spinal cord

<p>thick, outermost layer of the meninges surrounding and protecting the brain and spinal cord</p>
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subdural space

space between dura mater and arachnoid mater

<p>space between dura mater and arachnoid mater</p>
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arachnoid mater

middle layer of the meninges

B on model

<p>middle layer of the meninges</p><p>B on model</p>
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subarachnoid space

a space in the meninges beneath the arachnoid membrane and above the pia mater that contains the cerebrospinal fluid

<p>a space in the meninges beneath the arachnoid membrane and above the pia mater that contains the cerebrospinal fluid</p>
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pia mater

the delicate innermost membrane enveloping the brain and spinal cord.

<p>the delicate innermost membrane enveloping the brain and spinal cord.</p>
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denticulate ligaments

extensions of pia mater that secure cord to dura mater laterally

<p>extensions of pia mater that secure cord to dura mater laterally</p>
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filum terminale

single thin thread of fibrous tissue at end of conus medullaris in the center that attaches to coccygeal ligament

<p>single thin thread of fibrous tissue at end of conus medullaris in the center that attaches to coccygeal ligament</p>
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posterior root

axons of sensory neurons

<p>axons of sensory neurons</p>
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posterior root ganglion

<p></p>
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anterior root

axons of motor neurons

<p>axons of motor neurons</p>
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spinal nerve

<p></p>
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cauda equina

bundle

<p>bundle</p>
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cervical plexus

C1-C5

<p>C1-C5</p>
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brachial plexus

C5-T1

<p>C5-T1</p>
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lumbar plexus

T12- L4

<p>T12- L4</p>
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sacral plexus

L4- S4

<p>L4- S4</p>
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phrenic nerve

neon purple (on neck)

<p>neon purple (on neck)</p>
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superior trunk

yellow

<p>yellow</p>
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middle trunk

orange

<p>orange</p>
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inferior trunk

red

<p>red</p>
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lateral cord

pink

<p>pink</p>
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medial cord

purple

<p>purple</p>
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posterior cord

blue

<p>blue</p>
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musculocutaneous nerve

<p></p>
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median nerve

<p></p>
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ulnar nerve

<p></p>
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axillary nerve

dives deep near teres major

<p>dives deep near teres major</p>
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radial nerve

<p></p>
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suprascapular nerve

Branches off the superior trunk

Seen on cadavers or picture

<p>Branches off the superior trunk</p><p>Seen on cadavers or picture</p>
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Subscapular nerve

<p></p>
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genitofemoral nerve

Wishbone of the leg

<p>Wishbone of the leg</p>
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lateral femoral cutaneous nerve

<p></p>
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femoral nerve

<p></p>
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saphenous nerve

<p></p>
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posterior femoral cutaneous nerve

<p></p>
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sciatic nerve

<p></p>
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obturator nerve

<p></p>
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common fibular nerve

<p></p>
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tibial nerve

<p></p>