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PHYANA Lab > Muscles of the Upper Extremities > Flashcards

Muscles of the Upper Extremities Flashcards

1
Q

Insertion of Deltoid

A

Humerus

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2
Q

Action of Deltoid

A

Abducts arm and flexes and extends shoulders

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3
Q

Origin of Biceps brachii

A

Short head - Coracoid process of scapula

Long head - head of humerus

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4
Q

Insertion of Biceps brachii

A

Proximal radius

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5
Q

Action of Biceps brachii

A

Flexes elbow and supinates arm

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6
Q

Origin of Brachialis

A

Humerus

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7
Q

Insertion of Brachialis

A

Coronoid process of ulna

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8
Q

Action of Brachialis

A

Flexes arm

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9
Q

Origin of Brachioradialis

A

Humerus

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10
Q

Insertion of Brachioradialis

A

Styloid process of radius

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11
Q

Action of Brachioradialis

A

Flexes forearm (synergist of brachialis)

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12
Q

Origin of Pronator teres

A

Humerus and coronoid process of ulna

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13
Q

Insertion of Pronator teres

A

Radius

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14
Q

Action of Pronator teres

A

Pronates forearm

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15
Q

Origin of Flexor carpi radialis

A

Humerus (medial epicondyle)

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16
Q

Insertion of Flexor carpi radialis

A

2nd and 3rd metacarpals

17
Q

Action of Flexor carpi radialis

A

Flexes the wrist and abducts hand

18
Q

Origin of Palmaris longus

A

Humerus (medial epicondyle)

19
Q

Insertion of Palmaris longus

A

Flexor retinaculum and palmar aponeurosis

20
Q

Action of Palmaris longus

A

Weakly flexes hand and wrist joint

21
Q

Origin of Flexor carpi ulnaris

A

Humerus (medial epicondyle) and ulna

22
Q

Insertion of Flexor carpi ulnaris

A

Pisiform, hamate and base of 5th metacarpal

23
Q

Action of Flexor carpi ulnaris

A

Flexes and adducts hand at wrist joint

24
Q

Origin of Extensor carpi radialislongus

A

Humerus

25
Q

Insertion of Extensor carpi radialislongus

A

2nd and 3rd metacarpals

26
Q

Action of Extensor carpi radialislongus

A

Extends and abducts wrist

27
Q

Origin of Extensor digitorum

A

Humerus (lateral epicondyle)

28
Q

Insertion of Extensor digitorum

A

Distal phalanges of 2nd and 5th digits

29
Q

Action of Extensor digitorum

A

Extends finger, and flares or adducts fingers

30
Q

Origin of Extensor carpi ulnaris

A

Humerus (lateral epicondyle)

31
Q

Insertion of Extensor carpi ulnaris

A

5th metacarpal

32
Q

Action of Extensor carpi ulnaris

A

Extends and adducts wrist

33
Q

Origin of Deltoid

A

Scapula, clavicle

34
Q

Origin of Triceps brachii

A

Long head - lateral border of scapula
Lateral head - lateral and posterior surface of humerus
Medial head - posterior of humerus

35
Q

Insertion of Triceps brachii

A

Olecranon process of ulna

36
Q

Action of Triceps brachii

A

Extends elbow; extends shoulder; adduct arms

PHYANA Lab (5 decks)

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