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muscles Flashcards

1
Q

pec major

A

prox: anterior maubrium and anterior surface of sternum/ anterior coastal cartilages 1-6/ ,medical 1/2 of anterior clavicle
dist: Lateraal lip of intertroubercular groove
actions: shoulder flexion, adduction, medial rotation

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2
Q

pec minor

A

prox: anterior surface of ribs 3-5
distal: coracoid process
action: scapula protraction & medial rotation

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3
Q

serrates anterior

A

prox: anterior surface of ribs 1-8
distal: medial boarder and inferior angle of scapula
action: scapula upward rotation and protraction

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4
Q

latissimus dorsi

A

prox: spinous process T6-S5, iliac crest, ribs 9-12
dist: floor of the intertroubercluar groove
action: shoulder adduction, extension, medial rotation

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5
Q

trapezius

A

prox: external occipital protuberance, superior nuchae line, ligaments nuchal, acromion of scapula, spinous process c7-t12
dist: lateral 1/3 of clavicle, acromion process, medial end of spine of scapula

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6
Q

rhomboid major

A

prox: spinous process t2-t5
distal: medial boarder
action: scapula downward rotation and retraction

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7
Q

rhomboid minor

A

prox: spinous process tc7-t1
distal: medial boarder
action: scapula downward rotation and retraction

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8
Q

levitator scapulae

A

prox: transverse process of C1-C3
distal: medial boarder
action: scapula downward rotation and elevation, neck extension

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9
Q

deltoid

A

prox: lateral 1/3 of clavicle, acromion process, spine of scapula
dist: deltoid tuberosity on humerus
action: shoulder abduction, flexion, extension,med and lat rot

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10
Q

teres major

A

prox: posterior surface of scapula near inferior angle
dist: medial lip of intertroubucular groove
action: shoulder adduction and med rot

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11
Q

suprapinous

A

prox: supraspinous fossa of scapula
dist: greater tubercle & shoulder joint capsule
action: shoulder abduction

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12
Q

infraspinatus

A

prox: infraspionous fossa
dist: greater tubercle & shoulder joint capsule
action: lateral rotation

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13
Q

teres minor

A

prox: lateral boarder of scapula
dist: greater tubercle & shoulder joint capsule
action: lat rotation

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14
Q

subscapularis

A

prox subscapular fossa
dist lesser tubercle and shoulder joint capsule
action med rot and add

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15
Q

biceps brachii

A

prox: coracoid process, supraglenoid tubercle, superior part of glenoid labrum
dist: radial tuberocity & deep facia of ulnar side of forearm via bicipital aponeurosis
action: shoulder flexion, elbow flexion, forum supination

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16
Q

brachiallis

A

prox: distal 2/3 of humerus
distal: ulnar tuberosity and coronoid process
action elbow flexion

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17
Q

coracobrachilais

A

prox: coracoid process
dist: middle 1/3 of medial shaft of humerus
action: shoulder flexion & horizontal adduction

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18
Q

triceps brachii

A

prox: infraglenoid tubercle, inferior part of gelling labrum, posterior shaft to L and M to spiral groove
distal: olecranon process and posterior elbow joint capsule
action: shoulder and elbow extension shoulder adduction

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19
Q

printer tesers

A

prox: lateral SPCR, epicondyle and medial surface of proximal ulna
dist: impression of pronator testes of lateral mineshaft of radius
action: forearm pronation, elbow flexion

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20
Q

fCR

A

prox: comon flex origin on medial epicondyle
dist: base of MT 2 &3
action: wrist flexion and abduction

21
Q

palmaris longus

A

prox: comon flex origin on medial epicondyle
dist: flexor ret and palar appenosis
action: wrist flexion

22
Q

FCU

A

prox: comon flex origin on medial epicondyle, olecranon process, prox post 2/3 of ulna
dist: hook of hamate and base of 5 MT via psiohamate ligament
action:wrist flexion & adduction/ weak elbow flexor

23
Q

Flexor digitorum superficialis

A

prox: common flexor origin on medial epicondyle of humerus, ulnar collateral ligament, coronoid process of ulna
dist: bases of middle phalanges of
digits 2-5
action: wrist flexion and hand digit flexion

24
Q

FDP

A

prox: coronoid process of ulna, proximal 3/4 ulna, middle 1/3 interosseous membrane
dist: bases of distal phalanges of
digits 2-5
action: wrist flexion and hand digit flexion

25
FPL
prox: anterior surface of radius, adjacent interosseous membrane dist: base of distal phalanx of thumb action: thumb and wrist flexion
26
pronator quadratura
prox: distal 1/4 anterior ulna dist: distal 1/4 anterior radius action: forearm pronation
27
brachioradialis
prox: lateral supracondylar ridge of humerus distal: distal radius just proximal to the styloid process action: forearm supination and elbow flexion
28
ECRL
prox: lateral SPCR dist: base of MT 2 action: wrist extension and abduction
29
ECRB
prox: common extensor tendon from lateral epicondyle of humerus dist: base of MT 3 action: wrist extension and abduction
30
extensor digitorum
prox: common extensor tendon on lateral epicondyle of humerus dist: via extensor aponeurosis (dorsal digital expansion) to bases of middle and distal phalanges of digits 2-5 action: wrist and digit flexion
31
extensor digitorum minimi
pox: common extensor tendon on lateral epicondyle of humerus dist: dorsal digital expansion of digit 5 action: extension of visit 5
32
ECU
prox: common extensor tendon on lateral epicondyle of humerus, posterior border of ulna dist: base of metacarpal 5 action: digit extension and wrist adduction
33
extensor polices longus
prox: proximal posterior ulna, middle 1/3 posterior radius distal: base of distal phalanx of thumb action: thumb extension
34
extensor polices brevis
prix: middle part of posterior radius, adjacent interosseous membrane dist: base of proximal phalanx of thumb action: thumb extension
35
extensor indicies
prox: distal posterior ulna, adjacent interosseous membrane dist: dorsal digital expansion of digit 2 action: extension of digit 2
36
anconeous
prox: ateral epicondyle of humerus, posterior capsule of elbow joint dist: proximal 1/4 posterior ulna, lateral surface of olecranon process of ulna action: elbow extension
37
supinator
prox: lateral epicondyle of humerus, supinator crest and fossa on ulna, radial collateral and annular ligaments dist: posterior, lateral & anterior aspects of proximal radius action: forearm supination
38
abductor polices brevis
prox: flexor retinaculum, tubercles of scaphoid and trapezium dist: base of proximal phalanx of thumb action: thumb abduction
39
flexor polices brevis
prox: flexor retinaculum, distal row of carpal bones dist: base of proximal phalanx of thumb action: thumb flexion
40
opponens pollicus
prox: flexor retinaculum, tubercle of trapezium dist: anterolateral surface of shaft of metacarpal 1 action: opposition of thumb
41
abductor digiti minimi
prox: pisiform, tendon of flexor carpi ulnaris dist: dorsal digital expansion of digit 5, proximal phalanx of digit 5 action: abduction of 5 digit
42
flexor digiti minimi
prox: hook of hamate dist: base of proximal phalanx of digit 5 action: flexion of 5 digit
43
Opponens digit minimi
prox: hook of hamate, flexor retinaculum dist: medial surface of shaft of metacarpal 5 action: opposition of 5th digit
44
adductor polices
prox: bases of metacarpals 2-4, shaft of metacarpal 3, trapezoid and capitate dist: base of proximal phalanx of thumb action: thumb adduction
45
lumbricals
prox:tendons of flexor digitorum profundus dist: via lateral side of dorsal digital expansion (extensor aponeurosis) to bases of distal phalanges of digits 2-5
46
dorsal interossei
prox: adjacent sides of metacarpals of digits 1-5 dist: dorsal digital expansion of digits 2 – 4 action abduction of digits
47
palmer interossei
prox: shaft of metacarpal of digits 2, 4 & 5 dist: dorsal digital expansion of digits 2, 4 & 5, proximal phalanx of digits 2, 4 & 5 action: adduction
48
palmaris brevis
prox: palmar aponeurosis dist: skin of medial border of hand

anatomy (24 decks)

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