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Upper Extremity > Chest And Upper Arm > Flashcards

Chest And Upper Arm Flashcards

(44 cards)

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1
Q

Pectoralis Major

Origin

A

Clavicular head: medial 1/2 of clavicle

Sternocostal head: anterior surface of sternum, 1st-6th costal cartilages, aponeurosis external oblique m.

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2
Q

Pectoralis Major

Insertion

A

Lateral lip intertubercular groove of humerus

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3
Q

Pectoralis Major

Innervation

A

Lateral pectoral N. (C5-C7)

Medial Pectoral N. (C8-T1)

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4
Q

Pectoralis Major

Action

A

Humerus: adduction, medial rotation
Sternal head: helps extend a flexed humerus
Clavicular head: helps flex humerus

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5
Q

Pectoralis Minor

Origin

A

3rd-5th ribs anteriorly

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6
Q

Pectoralis Minor

Insertion

A

Coracoid process

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7
Q

Pectoralis Minor

Innervation

A

Medial Pectoral N. (C8-T1)

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8
Q

Pectoralis Minor

Action

A

Scapula: protraction

Closed Chain: Elevate Ribs

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9
Q

Subclavius

Origin

A

1st Rib at costochondral junction

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10
Q

Subclavius

Insertion

A

Middle 1/3 clavicle inferior surface

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11
Q

Subclavius

Innervation

A

Nerve to Sublclavius (C5-C6)

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12
Q

Subclavius

Action

A

Clavicle: depression

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13
Q

Coracobrachialis

Origin

A

Coracoid process of scapula

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14
Q

Coracobrachialis

Insertion

A

Middle 1/3 of medial humerus

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15
Q

Coracobrachialis

Innervation

A

Musculocutaneous N. (C5-C7)

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16
Q

Coracobrachialis

Action

A

Humerus: Flexion, adduction

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17
Q

Biceps Brachii

Origin

A

Long head: Supraglenoid tubercle of scapula

Short head: Coracoid Process

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18
Q

Biceps Brachii

Insertion

Study These Flashcards
A

Radial Tuberosity, Bicipital aponeurosis

19
Q

Biceps Brachii

Innervation

Study These Flashcards
A

Musculocutaneous N. (C5-C7)

20
Q

Biceps Brachii

Action

Study These Flashcards
A

Humerus: Flexion
Forearm: Flexion, Supination

21
Q

Brachialis

Origin

Study These Flashcards
A

Distal 1/2 of anterior humerus

22
Q

Brachialis

Insertion

Study These Flashcards
A

Ulnar Tuberosity

Coronoid process

23
Q

Brachialis

Innervation

Study These Flashcards
A

Musculocutaneous N. (C5-C7)

24
Q

Brachialis

Action

Study These Flashcards
A

Forearm: Flexion

25
Triceps Brachii Origin
Long head: infraglenoid tubercle of scapula Lateral head: posterior surface of lateral humerus superior to radial groove. Medial head: posterior surface of medial humerus inferior to radial groove.
26
Triceps Brachii Insertion
Olecranon process of ulna
27
Triceps Brachii Innervation
Radial N. (C5-T1)
28
Triceps Brachii Action
Humerus: Extension Forearm: Extenstion
29
Anconeus Origin
Lateral epicondyle of humerus
30
Anconeus Insertion
Lateral surface of olecranon process
31
Anconeus Innervation
Median N. (C5-T1)
32
Anconeus Action
Forearm: Extension
33
Pronator Teres Origin
Humeral head: medial epicondyle of humerus | Ulnar head: coronoid process of ulna
34
Pronator Teres Insertion
Lateral surface of radius
35
Pronator Teres Innervation
Median N. (C5-T1)
36
Pronator Teres Action
Forearm: flexion, pronation
37
Flexor Carpi Radialis Origin
Medial epicondyle of humerus
38
Flexor Carpi Radialis Insertion
Base of 2nd metacarpal
39
Flexor Carpi Radialis Innervation
Median N. (C5-T1)
40
Flexor Carpi Radialis Action
Wrist: Flexion, radial deviation
41
Palmaris Longus Origin
Medial Epicondyle of humerus
42
Palmaris Longus Insertion
Flexor Retinaculum, palmar aponeurosis
43
Palmaris Longus Innervation
Median N. (C5-T1)
44
Palmaris Longus Action
Wrist: Flexion

Upper Extremity (4 decks)

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