Musles of the elbow,writst, forearm and fingers Flashcards by Hannah Noble

Q

Origin of biceps brachii (2)

A

LH: supraglenoid tubercle
SH: coracoid process

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Q

Insertion of biceps brachii (1)

A

Radial tuberosity

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Q

Action of Biceps Brachii (3)

A

Elbow flexion
supination
shoulder flexion

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Q

Origin of Brachioradialis (1)

A

lateral border of distal end of humerus

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Q

Insertion of brachioradialis (1)

A

distal end of radius

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Q

Action of brachioradialis (1)

A

elbow flexion

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Q

Origin of triceps brachii (3)

A

LH: infraglenoid tubercle
lh: lateral and posterior humerus
MH: posterior head of humerus

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Q

Insertion of triceps brachii (1)

A

olecranon

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Q

Action of triceps brachii (2)

A

elbow extension
shoulder extension

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Q

Origin of pronator teres (2)

A

medial epicondyle
coronoid process

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Q

Insertion of pronator teres (1)

A

mid lateral radius

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Q

action of pronator teres (1)

A

pronation

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Q

Origin of supinator (1)

A

lateral epicondyle

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Q

insertion of supinator (1)

A

lateral proximal radius

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Q

action of supinator (1)

A

supination

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Q

origin of flexor carpi radialis (1)

A

medial epicondyle

Q

insertion of flexor carpi radialis (1)

A

metacarpal 2 & 3

Q

action of flexor carpi radialis (2)

A

wrist flexion
radial deviation

Q

origin of palmaris longus (1)

A

medial epicondyle

Q

insertion of palmaris longus (2)

A

flexor retinaculum
palmar aponecurosis

Q

action of palmaris longus (1)

A

weak wrist flexor

Q

origin of flexor carpi ulnaris (1)

A

medial epicondyle

Q

Insertion of flexor carpi ulnaris (3)

A

Pisiform
Hamate
5th metacarpal

Q

Action of wrist flexor carpi ulnaris (2)

A

wrist flexion
ulnar deviation

origin of extensor carpi radialis longus (1)

Lateral supracondyle ridge

insertion of extensor carpi radialis longus

metacarpal 2

action of extensor carpi radialis longus (2)

extension radial deviation of wrists

Origin of extensor digitorum (1)

lateral epicondyle

Insertion of extensor digitorum (1)

fingers 2-5

Action of extensor digitorum (1)

extends fingers

origin of extensor carpi ulnaris (1)

lateral epicondyle

insertion of extensor carpi ulnaris (1)

metacarpal 5

action of extensor carpi ulnaris (2)

wrist extension ulnar deviation