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ANATOMY 1 > Muscles of upper limb > Flashcards

Muscles of upper limb Flashcards

1
Q

Pectoralis major

A

O: 1.Clavicular part- ant.surface of clavicle
2. Sternocostal part- ant. surface of sternum + rib 1-6
3. Abdominal part- rectus sheath
I: crest of greater tubercle
I: medial and lateral pectoral n.
F: Anteflexion, Adduction, depression, downward rotation, medial rotation, protraction

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2
Q

Pectoral minor

A

O: 3->5 ribs
I: coracoid process
I: lateral pectoral n.
F: anteflexion, adduction, depression, protraction, downward rotation

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3
Q

Subclavius

A

O: junction at cartilage and 1st rib
I: subclavicular groove
I: Subclavian n.
F: depression of shoulder

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4
Q

Serratus anterior

A

O: external surface of 1->8 ribs
I: medial border of scapula
I: long thoracic nerve
F: elevation of arm(160-180), protraction of shoulder, depression of shoulder, upward rotation

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5
Q

Trapezius

A

O: 1. Descending - sup. nuchal line, ext.occipital protuberande, nuchal ligament

 2. Transverse - spinous process C7-T3
 3. Ascending - spinous process T4-T12
I: 1. lateral 1/3 of clavicle
   2. acromion
   3. spine of scapula
I: accessory nerve
F: abduction, elevation, retraction, depression, upward rotation
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6
Q

Latissimus dorsi

A

O: spinous process T6-T12, thoracolumbar fascia, iliac crest, 9->12 rib
I: crest of lesser tubercle
I: thoracodorsal nerve
F: retroflexion, adduction, medial rotation, depression, downward rotation, retraction

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7
Q

Levator scapulae

A

O: transverse process C1-C4
I: sup. angle of scapula
I: dorsal scapular nerve
F: elevation of shoulder

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8
Q

Rhomboid major

A

O: spinous process T1-T6
I: medial border of scapula
I: dorsal scapular nerve
F: downward rot., retraction, elevation

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9
Q

Rhomboid minor

A

O: spinous process C6-C7
I: medial border of scapula
I: dorsal scapular nerve
F: downward rot, retraction, elevation

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10
Q

Deltoid

A

O: clavicle, acromion, spinous process of scapula
I: deltoid tuberosity
I: axillary nerve
F: anteflexion, retroflexion, abduction, med and lat rotation

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11
Q

Supraspinatus

A

O: supraspinous fossa
I: greater tubercle
I: suprascapular nerve
F: abduction of arm

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12
Q

Infraspinatus

A

O: infraspinous fossa
I: greater tubercle
I: suprascapular nerve
F: lat. rotation, adduction

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13
Q

Teres minor

A

O: lateral border of scapula
I: greater tubercle
I: axillary nerve
F: lat. rotation, adduction

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14
Q

Teres major

A

O: lateral border of scapula
I: crest of lesser tubercle
I: lower subscapular/ thoracodorsal nerve
F: retroflexion, adduction, med. rotation

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15
Q

Subscapularis

A

O: subscapular fossa
I: lesser tubercle
I: upper and lower sub scapular nerve
F: med. rotation, adduction

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16
Q

Brachialis

A

O: ant. surface of humerus
I: tuberosity and coronoid process of ulna
I: musculocutaneous n
F: flexion

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17
Q

Biceps brachii

A

O: 1:long head - supraglenoid tubercle
2. short head - coracoid process
I: radial tuberoisty, bicipital aponeurosis
I: musculocutaneous n
F: anteflexion, abduction, med. rotation, adduction, flexion, supination

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18
Q

Coracobrachialis

A

O: coracoid process
I: med. surface of humerus
I: musculocutaneous n
F: anteflexion, adduction

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19
Q

Triceps brachii

A

O: 1.Long head- infraglenoid tubercle
2. medial head - post. surface of humerus
3. lateral head - post. surface of humerus
I: olecranon
I: radial nerve
F: adduction, extension

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20
Q

Aconeus

A

O: lateral epicondyle
I: dorsal part of ulna
I: radial nerve

21
Q

Pronator teres

A 
O: 1. humeral head- medial epicondyle
     2. ulnar head - coronoid process of ulna
I: pronator tuberosity of radius
I: median nerve
F: flexion, pronation
22
Q

Flexor carpi radialis

A

O: medial epicondyle
I: base of 2nd metacarpal
I: median nerve
F: flexion, pronation, palmarflexion, abduction of radius

23
Q

Palmaris longus

A

O: medial epicondyle
I: palmar aponeurosis
I: median nerve
F: flexion

24
Q

Flexor digitoris superficialis

A 
O: 1. humeral head - medial epicondyle
     2. ulnar head - coronoid process
    3. radial head - superior radius
I: shaft of middle phalanx of 2nd - 5th finger
I: median nerve
F: palmar flexion, flexion of phalanx
25
Q

Flexor carpi ulnaris

A

O: 1. ulnar head - olecranon + post. border
2. humeral head - medial epicondyle
I: pisiform, hook of hamate, 5th metacarpal
I: ulnar nerve
F: palmarflexion, abduction of ulna

26
Q

Flexor digitorum profundum

A

O: palmar surface of ulna, interosseous membrane
I: base of detail phalanx of 2nd to 5th
I: ulnar and median nerve
F: palmarflexion, flexion of phalanx

27
Q

Flexor pollicis longus

A

O: ant surface of radius, interosseous membrane
I: base od sital phalanx of thumb
I: median nerve
F: palmarflexion, flexion of thumb, opposition, flexion of phalanx

28
Q

Pronator quadratus

A

O: ant surface of ulna
I: ant surface of radius
I: median nerve
F: pronation

29
Q

Brachioradialis

A

O: lateral supracondylar crest
I: radial styloid process
I: radial nerve
F: flexion of elbow

30
Q

Extensor carpi radialis longus

A

O: lateral supracondylar crest
I: base of 2nd metacarpal
I: radial nerve
F: flexion, dorsalflexion, abduction of radius

31
Q

Extensor carpi radialis brevis

A

O: lateral epicondyle
I: base of 3rd metacarpal
I: radial nerve
F: flexion, dorsalflexion, abduction of radius

32
Q

Extensor digitorum

A

O: lateral epicondyle
I: extensor expansions of 2nd to 4th
I: radial nerve
F: dorsalflexion, extension of phalanx

33
Q

Extensor digiti minimi

A

O: lateral epicondyle
I: extensor expansion of 5th
I:radial nerve
F: extension of phalanx, addict of phalanx

34
Q

Extensor carpi ulnaris

A

O: post border of ulna, lateral epicondyle
I: base of 5th metacarpal
I:radial nerve
F: dorsalflexion, abduction on ulna

35
Q

Supinator

A

O: supinator crest, lateral epicondyle
I: prximal radius
I: radial nerve
F: supinaton

36
Q

Abductor pollicis longus

A

O: post ulna, radius, interosseous membrane
I: base of 1st metacarpal
I: radial nerve
F: supination,palmarflexion, abduction of radius, abduction of thumb, extension and reposition of thumb

37
Q

Extensor pollicis longus

A

O: dorsal ulna, interosseous membrane
I: base od 1st distal phalanx
I: radial nerve
F: supination, dorsalflexion, abduction of radius, extension&adduction&reposition of thumb, extension of phalanx

38
Q

Extensor pollicis brevis

A

O: middle ulna, radius, interosseous membrane
I: base of 1st proximal phalanx
I: radial nerve
F: extension, reposition of thumb, extension of phalanx

39
Q

Extensor indicis

A

O: post. ulna, interosseous membrane
I: extensor expansion of 2nd
I: radial nerve
F: dorsalflexion, abduction of radius, extension and adduction of phalanx

40
Q

Abductor pollicis brevis

A

O: scaphoid tubercle, flexor retinaculum
I: base of proximal phalanx of thumb
I: median nerve
F: flexion, abduction, opposition of thumb

41
Q

Flexor pollicis brevis

A

O: 1. Superficial head - flexor retinaculum
2. deep head - tubercle of trapezium
I: metacarpophalangeal joint of thumb
I: median and ulnar nerve
F: flexion, abduction, opposition of thumb

42
Q

Opponens pollicis

A

O: tubercle of trapezium, flexor retinaculum
I: 1st metacarpal
I: median nerve
F: flexion, abduction and opposition of thumb

43
Q

Adductor pollicis

A 
O: 1. oblique head - base of 2nd and 3rd metacarpal
     2. transverse head - 3rd metacarpal
I: metacarpo-phalangeal joint of thumb
I: ulnar nerve
F: flexion, adduction, opposition
44
Q

Abductor digiti minimi

A

O: pisiform, pisihamate ligament
I: base pf proximal phalanx of 5th
I: ulnar nerve
F: flexion, abduction, extension

45
Q

Flexor digiti minimi brevis

A

O: hook of hamate, flexor retinaculum
I: base of proximal phalanx of 5th
I: ulnar nerve
F: flexion

46
Q

Opponens digiti minimi

A

O: hook of hamate, flexor retinaculum
I: 5th metacarpal
I: ulnar nerve

47
Q

Lumbrical 1-4

A 
O: 1&2: radial 2 tendons of flexor digitorum profun.
     3&4: ulnar 3 tendons
I: extensor expansions
I: ulnar, median
F: flexion, extension
48
Q

Dorsal interossei 1-4

A

O: between 2 metacarpals
I: base of proximal phalanx and extensor expansion
I:ulnar nerve
F: flexion, abduction, extension

49
Q

Palmar interossei 1-3

A

O: 2nd, 4th, 5th metacarpal
I: base of proximal phalanx, extensor expansion
I: ulnar nerve
F: flexion, adduction, extension

ANATOMY 1 (14 decks)

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