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Neuro > Spinal Cord > Flashcards

Spinal Cord Flashcards

1
Q

Anterior horn

A

lower motor neurons

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2
Q

dorsal horns

A

sensory interneurons

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3
Q

lateral horn T1-L2

A

SNS GVE pre-gang

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4
Q

lateral horn S2-S4

A

PaNS GVE pre-gang

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5
Q

Brown-Sequard Syndrome and symptoms

A

hemisection of spinal cord

  • loss of pain and temp on contralateral side of body
  • loss of touch and proprio on ipsilateral side of body
  • ipsilateral loss of motor function
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6
Q

protopathic

A

pain, temp, crude touch

spinothalamic tract/ anterolateral funiculi

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7
Q

epicritic

A

fine/discriminative touch, proprioception, vibration
-large, rapid fibers, myelinated
posterior/posterolateral columns –> medial lemniscus (brainstem)

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8
Q

Aa

A

motor to skeletal muscle (a-motor neuron)

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9
Q

Ad

A

sensory from free nerve endings for pain, temp

-slightly myelinated

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10
Q

C

A

free endings for pain, temp, smell

- unmyelinated

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11
Q

Pancinian corpuscle

A

rapidly adapting mechanoreceptor

- gross touch and vibratory

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12
Q

Missner’s corpuscle

A

rapidly adapting mechanoreceptor

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13
Q

Merkel’s disks

A

slowly adapting mechanoreceptor

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14
Q

Ruffini organs

A

slowly adapting mechanoreceptor

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15
Q

Somatosensory cortex broadman’s areas

A

3a, 3b, 2, 1

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16
Q

Tabes Dorsalis

A

part of neurosyphilis

  • selective destruction of posterior column
  • loss of fine touch, vibration, and proprioception
17
Q

Spinal lemniscus is made up of what 2 tracts?

A

lateral spinothalamic tract - pain and temp

anterior spinothalamic tract - crude touch

18
Q

cingulate gyrus and pain

A

emotional response to pain

19
Q

insula and pain

A

autonomic response to pain

20
Q

spinoreticular division

A

emotional aspects (ow that hurts)

21
Q

spinomesencephalic

A

modulate pain (ahh better)

22
Q

Spinocerebellar tract function?

A

Ipsilateral proprioception to cerebellum

Neuro (17 decks)

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