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Functional Anatomy > lecture 10- functional anatomy of the nervous system > Flashcards

lecture 10- functional anatomy of the nervous system Flashcards

1
Q

portions of the CNS thst contribute to control of human movement

A

hypothalams= sleep, wake up, movement
cerebellum= recieves and processes visual information for the body in space error checker cordnation of the 4 lobes
occipital
frontal
temporal
parital

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2
Q
A
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3
Q
A
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4
Q

Lumbar region

A

T12-S5

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5
Q

cervicle region

A

C1-T4

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6
Q

what is the grey matter?
purple?
white matter?

A

grey matter=body of axons
white matter= mycellium= allows action potentials to tavel quicker
purple= arachnoid CSF
Dura matter
Arachnoid
Pia matter
DAP

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7
Q

2 roots that make up spinal cord pathways

A
  1. motor and descending (efferent) pathways
    -pryamidal tracts
    -extrapyramidal tracts
  2. sensory and assending pathways
    -dorsal column medial lemniscus system
    -spinocerebellar tracts
    -anterolateral system
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8
Q

spinal nerves

A

posterior root
posterior ramus
anterior ramus
anterior root

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9
Q

draw the terminla nerve branches diagram

A

remember to drink cold beer
roots
trunks
divisions
cords
terminal nerve branches
C5-T1

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10
Q

brachial plexus

A

superior trunk-C5&6
middle trunk- C7
inferior trunk-C8 & T1

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11
Q

brachial plexus cords

A
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12
Q

brachial plexus nerve

A

musculocutaneous nerve
median nerve
axillary nerve
radial nerve
ulnar nerve

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13
Q

draw the brachial plexus with nerve endings attached

A
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14
Q
A

musculocutaneous

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15
Q
A

axillary nerve

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16
Q
A

radial nerve

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17
Q
A

median nerve

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18
Q

dermatones of upper limb

spinal segment/ nerve(s)
C3,C4

A

extending laterally over shoulder

descripton of deratome

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19
Q

C5

A

lateral aspect of arm (superior aspect of abducted arm)

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20
Q

C6

A

lateral forarm and thumb

21
Q

C7

A

middle and ring fingers (or middle three fingers) and center of posterior aspect of forearm

22
Q

C8

A

little finger, medial side of hand and forarm (interfior aspect of abducted arm)

23
Q

T1

A

medial aspect of forearm and interrior arm

24
Q

T2

A

medial aspect of superior arm and skin of axilla

25
Q

glenohumeral
myotome
C5

A

glenohumeral (shoulder) joint
lateral rotation
abduction
flexion

26
Q

myotome

C6, C7, C8
glenohumeral

A

glenohumeral joint
adduction
medial rotation
extension

27
Q

elbow joint
C5, C6

A

flexion

28
Q

distal flexion
extension

A

C7, C8

28
Q

wrist joint
C6, C7

A

extension
flexion

29
Q

elbow joint
extension

A

C6, C7

30
Q

wrist pronation

A

C7, C8

31
Q

wrist supination

A

C6

32
Q

lateral abduction
medial abduction

A

T1

33
Q

name the nerve root and muscle

shoulder abduction

A

C5
deltoid
axiallry

34
Q

name the nerve root and muscle

elbow flexion

A

C5/C6
musculocutaneous biceps
C6
brachioradialis
radial

35
Q

name the nerve root and muscle

elbow extension

A

C7
tricep
radial

36
Q

name the nerve root and muscle

radial wrist extension

A

C6
extensor carpi
radialis loungus
radial

37
Q

name the nerve root and muscle

finger extension

A

C7
extensor
posterior
digitorum communis
interosseus nerve

38
Q

name the nerve root and muscle

finger flexion

A

C8
flexor pollicis longus+ flexoe digitorum profundus (index)
anterior interossus nerve
flexor digitorum profundus (ring+ little)
ulnar

39
Q

name the nerve root and muscle

finger abduction

A

T1
first dorsal interosseous
ulnar
abductor pollicis brevis
median

40
Q

common nerve issues

can be injuired with shoulder dislocation

A

axillary

41
Q

common nerve issues

can be injuired with mid-humeral fraction

A

radial

42
Q

common nerve issues

can be entrapped at the elbow or wrist

A

ulnar nerve

43
Q

common nerve issues

can be entrapped at the cubital fossa, or by pronator teres, aslo carpal tunnel

A

median nerve

44
Q

common nerve issues

can become entrapped by the coracorbrachials

A

musculocutaneous

45
Q

whats at risk during a humeral shaft fracture

A

radial nerve

46
Q

claw hand

A

lower brachia plexus injuires
ulnar nerve

47
Q

waiters tip deformity

A

when the arm is medially rotated =, wrist is flexed, and fingers are bent
casued by injury to the upper brachial plexus
C5&C6

Functional Anatomy (21 decks)

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