UE III and IV: Muscle Locations Flashcards

1
Q

Pectoralis major

A

O: (clavicular) medial half of clavical, (sternocostal) margin of sternum and costal cartilages.

I: btwn greater tubercle and deltoid tuberosity

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2
Q

Pectoralis minor

A

O: ribs 3-5 and their costal cartilages

I: coracoid process

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3
Q

Serratus anterior

A

O: ribs 1-8 lateral sections

I: anterior sfc of vertebral border of scapula

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4
Q

Coracobrachialis

A

O: tip of coracoid process

I: Mid-medial humerus

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5
Q

Biceps brachii

A

O: (long) supraglenoid tubercle, (short) coracoid process

I: (superficial) bicipital aponeurosis, (deep) radial tuberosity

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6
Q

Brachialis

A

O: anterior sfc of distal humerus

I: (1) coronoid process, (2) ulnar tuberosity

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7
Q

Pronator teres

A

O: (1) common flexor tendon, (2) coronoid process

I: Lateral sfc of mid radius

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8
Q

Flexor carpi radialis

A

O: common flexor tendon

I: base of metacarpal II

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9
Q

Palmaris longus

A

O: common flexor tendon

I: palmar aponeurosis

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10
Q

Flexor carpi ulnaris

A

O: (1) common flexor tendon, (2) medial edge of olecranon process

I: (1) pisiform, (2) hamate, (3) base of metacarpal V

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11
Q

Flexor digitorum superficialis

A

O: (1) common flexor tendon, (2) coronoid process, (3) anterior oblique line of radius

I: tendons on mid phalanges 2-5 (splits)

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12
Q

Flexor digitorum profundus

A

O: (1) anterior sfc of proximal ulna, (2) interosseous membrane

I: tendons on distal phalanges 2-5 (under FDS)

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13
Q

Flexor pollicis longus

A

O: (1) anterior sfc of mid radius, (2) interosseous membrane

I: distal phalanx 1

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14
Q

Pronator quadratus

A

O: anterior sfc of distal ulna

I: anterior sfc of distal radius

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15
Q

Thenar mm

A

O: (1) trapezium, (2) scaphoid, (3) flexor retinaculum

I: (1) metacarpal I, (2) proximal phalanx 1

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16
Q

Hypothenar mm

A

O: (1) pisiform, (2) hamate, (3) flexor retinaculum

I: (1) metacarpal V, (2) proximal phalanx 5

17
Q

Lumbricals

A

O: tendons flexor digitorum profundus

I: extensor expansion of digits 2-5

18
Q

Palmar interossei

A

O: anterior sfc of metacarpals 2, 4, 5

I: bases of proximal phalanges 2, 4, 5

19
Q

Dorsal interossei

A

O: inner sfc’s of metacarpals

I: bases of proximal phalanges 2-4