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Anatomy > Upper limb attachments > Flashcards

Upper limb attachments Flashcards

1
Q

Pectoralis major

A

Proximal=medial third of clavicle (clavicular head), anterior surface of sternum (sternocostal head), costal cartilages 1-7, sternal end of 6th rib and aponeurosis of external oblique (abdominal part)
Distal=lateral lip of intertubercular sulcus

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2
Q

Pectoralis minor

A

Proximal=ribs 3-5 (anterior surface and superior rib border)

Distal=coracoid process of scapula

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3
Q

Trapezius

A

Proximal=ligamentum nuchae, external occipital protuberance, the thoracic spine (spinous processes of vertebra C7-T12), superior nuchal line
Distal=acromion, posterior border of lateral third of clavicle, crest of the scapular spine

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4
Q

Serratus anterior

A

Origin=lateral surface of ribs 1-8

Insertion=costal surface of medial border to scapula

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5
Q

Latissimus dorsi

A

Proximal=spinous processes of T6-T12, spinous processes of lumbar vertebrae (L1-L5) via thoracolumbar fascia, iliac crest, lower 3-4 ribs
Distal=floor of intertubercular sulcus

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6
Q

Deltoid

A

Proximal=anterior border of lateral third of clavicle, acromion and crest of the spine of the scapula
Distal=deltoid tuberosity of the humerus

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7
Q

Teres major

A

Proximal=posterior surface of inferior angle of scapula

Distal=medial lip of intertubercular sulcus

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8
Q

Supraspinatus

A

Proximal=supraspinous fossa

Distal=greater tubercle (most superior facet)

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9
Q

Infraspinatus

A

Proximal=infraspinous fossa

Distal=greater tubercle (middle facet)

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10
Q

Teres minor

A

Proximal=posterior surface of scapula immediately adjacent to lateral border of scapula
Distal=greater tubercle (inferior facet)

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11
Q

Subscapularis

A

Proximal=medial 2/3rds of subscapular fossa

Distal=lesser tubercle

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12
Q

Coracobrachialis

A

Proximal=coracoid process

Distal=midshaft of humerus on medial side (linear roughening)

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13
Q

Biceps brachii

A

Short proximal=coracoid process
Long proximal=supraglenoid tubercle
Distal=radial tuberosity and bicipital aponeurosiis

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14
Q

Brachialis

A

Proximal=anterior humeral shaft and intermuscular septae adjacent
Distal=ulnar tuberosity

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15
Q

Triceps

A

Long proximal=infraglenoid tubercle

  • Long medial and long lateral=posterior humeral shaft
  • Distal=triceps tendon attaches to olecranon
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16
Q

Pronator teres

A

Proximal=coronoid process (ulnar head), medial epicondyle and supra-epicondylar ridge adjacent (humeral head)
Distal=lateral surface of radial midshaft

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17
Q

Flexor carpi ulnaris

A

Proximal humeral head=medial epicondyle
Proximal ulnar head=olecranon and posterior ulnar border
Distal=pisiform bone, and then via pisohamate and pisometacarpal ligaments into the hamate and base of metacarpal V

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18
Q

Flexor carpi radialis

A

Proximal=medial epicondyle

Distal=metacarpals 2 and 3 (base)

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19
Q

Palmaris longus

A

Proximal=medial epicondyle

Distal=palmar aponeurosis of hand

20
Q

Flexor digitorium superficialis

A

Proximal=oblique line of radius (radial head), medial epicondyle and adjacent margin of coronoid process (humero-ulnar head)
Distal=middle phalanx (4 tendons)

21
Q

Flexor digitorium profundus

A

Proximal=ulna (anterior and medial surfaces) and interosseous membrane (anterior medial half)
Distal=palmar surface of distal phalanges (4 tendons)

22
Q

Flexor pollicus longus

A

Proximal=anterior surface of radius and interosseous membrane (radial half)
Distal=base of distal phalanx of thumb (palmar surface)

23
Q

Pronator quadratus

A

Proximal=linear ridge on distal anterior surface of ulna

Distal-distal anterior surface of radius

24
Q

Supinator

A

Proximal=lateral epicondyle of humerus, radial collateral and anular ligaments (superficial part) and supinator crest of ulna (deep part)
Distal=lateral radius superior to anterior oblique line

25
Q

Brachioradialis

A

Proximal=lateral supraepicondylar ridge and intermuscular septum adjacent
Distal=lateral surface of distal radius

26
Q

Extensor carpi radialis longus

A

Proximal=lateral supraepicondylar ridge (distal part) and intermuscular septum adjacent
Distal=dorsal surface of base of second metacarpal

27
Q

Extensor carpi radialis brevis

A

Proximal=lateral epicondyle and intermuscular septum adjacent
Distal=dorsal surface of base of second and third metacarpals

28
Q

Extensor carpi ulnaris

A

Proximal=laterla epicondyle and posterior border of ulna

Distal=tubercle on base of medial side of fifth metacarpal

29
Q

Extensor digitorium

A

Proximal=lateral epicondyle and intermuscular septum and adjacent and deep fascia
Distal=insert via extensor hoods into dorsal aspect of base of middle and distal phalanges of 4 fingers (not thumb=4 tendons)

30
Q

Extensor digiti minimi

A

Proximal=lateral epicondyle and intermuscular septum adjacent together with extensor digitorum
Distal=extensor hood of little finger

31
Q

Adductor pollicis

A

Proximal= third metacarpal (transverse head), capitate and bases of second and third metacarpals (oblique head)
Distal=base of proximal phalanx and medial side of extensor hood of thumb

32
Q

Palmaris brevis

A

Proximal=palmar aponeurosis and flexor retinaculum

Distal=dermis of skin on medial margin of hand

33
Q

Palmar interossei

A

Proximal= adjacent sides of metacarpals

Distal=extensor hoods of thumb, index, ring and little fingers and proximal phalanx of thumb

34
Q

Dorsal interossei

A

Proximal=adjacent sides of two metacarpals

Distal=sides of extensor hoods and base of proximal phalanges of index, middle and ring fingers

35
Q

Lumbricals

A

Proximal=flexor digitorium profundus tendons

Distal=lateral side of extensor hoods of 4 fingers (not thumb)

36
Q

Opponens pollicis

A

THENAR COMPARTMENT
Proximal=tubercle of trapezium and flexor retinaculum
Distal=lateral margin and adjacent palmar surface of first metacarpal

37
Q

Abductor pollicis brevis

A

THENAR COMPARTMENT
Proximal=tubercles of scaphoid and trapezium and flexor retinaculum adjacent
Distal=proximal phalanx and outside of extensor hood of thumb

38
Q

Flexor pollicis brevis

A

THENAR COMPARTMENT
Proximal=tubercle of trapezium and flexor retinaculum
Distal=proximal phalanx of thumb

39
Q

Opponens digiti minimi

A

HYPOTHENAR COMPARTMENT
Proximal=hook of hamate and flexor retinaculum
Distal=medial aspect of 5th metacarpal

40
Q

Flexor digiti minimi brevis

A

HYPOTHENAR COMPARTMENT
Proximal=hook of hamate and flexor retinaculum
Distal=proximal phalanx of little finger

41
Q

Abductor digiti minimi

A

HYPOTHENAR COMPARTMENT
Proximal=pisiform, pisohamate ligament, flexor carpi ulnaris tendon
Distal=proximal phalanx of little finger

42
Q

Abductor pollicis longus

A

Proximal=posterior surface of ulna and radius and intervening interosseous membrane
Distal=lateral side of base of first metacarpal

43
Q

Extensor pollicis brevis

A

Proximal=posterior surface of radius and interosseous membrane adjacent
Distal=dorsal surface of base of proximal phalanx of thumb

44
Q

Extensor pollicis longus

A

Proximal=posterior surface of ulna and interosseous membrane adjacent
Distal=dorsal surface of base of distal phalanx of thumb

45
Q

Extensor indicis

A

Proximal=posterior surface of ulna and interosseous membrane adjacent
Distal=extensor hood of index finger

Anatomy (11 decks)

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