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Sports injury anatomy > basics, dermatomes, myotomes > Flashcards

basics, dermatomes, myotomes Flashcards

(68 cards)

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1
Q

what muscle action does the C1 nerve root supply?

A

upper cervical flexion

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2
Q

what muscle action does the C2 nerve root supply?

A

upper cervical extension

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3
Q

what muscle action does the C3 nerve root supply?

A

cervical lateral flexion

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4
Q

what muscle action does the C4 nerve root supply?

A

shoulder girdle elevation

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5
Q

what muscle action does the C5 nerve root supply?

A

shoulder abduction

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6
Q

what muscle action does the C6 nerve root supply?

A

elbow flexion

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7
Q

what muscle action does the C7 nerve root supply?

A

elbow extension

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8
Q

what muscle action does the C8 nerve root supply?

A

thumb extension, finger flexion

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9
Q

what muscle action does the T1 nerve root supply?

A

finger abduction and adduction

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10
Q

what muscle action does the nerve root L2 supply?

A

hip flexion

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11
Q

what muscle action does the nerve root L3 supply?

A

knee extension

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12
Q

what muscle action does the nerve root L4 supply?

A

foot dorsifelxion

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13
Q

what muscle action does the L5 nerve root supply?

A

extension of the big toe

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14
Q

what muscle action does the S1 nerve root supply?

A

eversion of the foot, contract buttock, knee flexion

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15
Q

what muscle action does the S2 nerve root supply?

A

knee flexion, toe standing

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16
Q

what muscle action doe the nerve roots S3-4 supply?

A

muscles of the pelvix floor, bladder and genital function

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17
Q

what area does the C2 dermatome supply?

A

temple, forehead and occiput. GOOGLE DERMATOME MAP

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18
Q

what area does the C3 dermatome supply?

A

entire neck, posterior cheek, temporal area, prolongation forward under mandible

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19
Q

what area does the C4 dermatome supply?

A

shoulder area, clavicular area, upper scapular area

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20
Q

what area does the C5 dermatome supply?

A

deltoid area, anterior aspect of entire arm to base of thumb

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21
Q

what area does the C7 dermatome supply?

A

lateral arm and forearm to index, long and ring fingers

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22
Q

what area does the C8 dermatome supply?

A

medial arm and forearm to long, ring and little fingers

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23
Q

what area does the C6 dermatome supply?

A

anterior arm, radial side of hand to thumb and index finger

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24
Q

what area does the T1 dermatome supply?

A

medial side of forearm to base of little finger

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25
what area does the T2 dermatome supply?
medial side of upper arm to medial elbow, pectoral and midscapular areas
26
what area do the T3-6 dermatomes supply?
upper thorax
27
what areas do the T5-7 dermatomes supply?
costal margin
28
what areas do the T8-12 dermatomes supply?
abdomen and lumbar region
29
what area does the L1 dermatome supply?
back, over trochanter and groin
30
what area does the L2 dermatome supply?
back, front of thigh to knee
31
what area does the L3 dermatome supply?
back, upper buttock, anterior thigh and knee, medial lower leg
32
what area does the L4 dermatome supply?
medial buttock, lateral thigh, medial leg, dorsum of foot, big toe
33
what area does the L5 dermatome supply?
buttock, posterior and lateral thigh, lateral aspect of leg, dorsum of foot, medial half of sole, first, second and third toes
34
what are does the S1 dermatome supply?
buttock, thigh and leg posterior
35
what area does the S2 dermatome supply?
buttock, thigh and leg posterior
36
what are does the S3 dermatome supply?
groin, medial thigh to knee
37
what area does the S4 dermatome supply?
perineum, genitals, lower sacrum
38
describe the anatomical position.
a person standing upright facing forward, arms straight and hands held by the hips and palms facing forward, feet parallel and toes facing forward
39
what is the sagittal plane?
a verticle line which divides the body into a left and right section
40
what is the coronal plane?
a verticle line which divides the body into an anterior and posterior section
41
what is the transverse plane?
horizontal line which divides the body into a superior and inferior section
42
what is flexion?
decreases the anlge between 2 body parts
43
what is extension?
increases the anlge between 2 body parts
44
what is abduction?
movement away from the midline
45
what is adduction?
movement towards the midline
46
what is medial rotation?
aka internal rotation. rotational movement towards the midline
47
what is lateral rotation?
rotation away from the midline
48
what is elevation?
movement in a superior direction
49
what is depression?
movement in an inferior direction
50
what is supination?
hand on table palm down, keep shoulder and elbow still, tur hand onto back palm up
51
what is pronation?
hand on table face up, shoulder and elbow still, flip hand palm down
52
what is dorsiflexion?
flexion at the ankle so the foot points more superiorly
53
what is plantarfelxion?
extension at the ankle, foot points inferiorly
54
what is inversion?
at the ankle join (rotation of foot on long axis)t. movement of sole towards median plane, so that the sole faces in a medial direction
55
what is eversion?
at ankle joint (rotation of foot around long axis). movement of sole away from median plane, sole faces in a lateral direction
56
what is opposition?
brings thumb and little finger together. limited to humans and some great apes
57
what is reposition?
moves thumb and little finger away from each other
58
what is circumduction?
conical movement of a limb extending from the joint at which the movement is controlled
59
what is protraction?
anterolateral movement of scapula on the thoracic wall that allows the shoulder to move anteriorly (reaching out)
60
what is retraction/
posteromedial movement of scapula on the thoracic wall, which causes the shoulder region to move posteriorly (picking something up)
61
what is medial movement?
towards midline
62
what is lateral movement?
away from midline
63
what is anterior?
front
64
what is posterior?
back
65
what does superior mean?
higher
66
what does inferior mean?
lower
67
what is proximal?
part of the structure closest to origin
68
what is distal?
the part of a structure further away from it's origin

Sports injury anatomy (8 decks)

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