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508 > Neuro Screen > Flashcards

Neuro Screen Flashcards

1
Q

What is sensory integration?

A

The ability of the brain to organize, interpret and use sensory info

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2
Q

What is somatosensation (somatosensory)?

A

Sensation received from skin and musculoskeletal system

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3
Q

How does sensory info travel to sensory cortex?

A

Peripheral receptors -> through peripheral nerves -> nerve roots -> SC -> brain stem -> thalamus -> sensory cortex

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4
Q

What sensations are carried by small unmyelinated fibers?

A

Pain and temp

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5
Q

What sensations are carried by large myelinated fibers?

A

Vibration and proprioception

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6
Q

What does normal sensation allow a pt to detect?

A

Pain and temp in whichever area tested
Vibration at tips of fingers and toes
Joint position at distal joints

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7
Q

What causes sensory loss?

A

SC lesions
Nerve root lesion
Peripheral neuropathy
Peripheral nerve lesion

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8
Q

C1/C2 Myotomes

A

Neck flexion/extension

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9
Q

C3 Myotome

A

Neck lateral flexion

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10
Q

C4 myotome

A

Shoulder elevation

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11
Q

C5 myotome

A

Shoulder ABD

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12
Q

C6 myotome

A

Elbow flexion, wrist extension

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13
Q

C7 myotome

A

Elbow extension, wrist flexion

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14
Q

C8 myotome

A

Finger flexion

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15
Q

T1 myotome

A

Finger ABD

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16
Q

L2 myotome

A

Hip flexion

17
Q

L3 myotome

A

Knee extension

18
Q

L4 myotome

A

Ankle DF

19
Q

L5 myotome

A

Great toe ext

20
Q

S1 myotome

A

Ankle PF, EV and hip extension

21
Q

S2 myotome

A

Knee flexion

22
Q

S3-S4 myotome

A

Anal wink

23
Q

What is sporadic sensory loss? Ex of condition

A

Systemic pathology that produces unpredictable or scattered patterns of sensory loss
Ex. MS

24
Q

What is peripheral neuropathy? What body parts affected “first”? Pattern?

A

-Loss, altered, or abnormal sensation that starts at periphery and spreads proximally
-toes and feet
-glove and stocking

508 (18 decks)

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