Anterior and Posterior Arm Flashcards

1
Q

Biceps Brachii Origin

A

Short head- coracoid process

Long Head- Supraglenoid tubercle of scapula

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2
Q

Biceps Brachii Insertion

A

radial tuberosity

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3
Q

Biceps Brachii Action

A

Supination and flexion at the elbow

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4
Q

Biceps Brachii Innervation

A

Musculocutaneous

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5
Q

Brachialis Origin

A

Distal half of anterior suface of humerus

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6
Q

Brachialis Insertion

A

Coronoid process and tuberosity of humerus

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7
Q

Brachialis Action

A

Flex forearm

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8
Q

Brachialis Innervation

A

Musculocutaneous

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9
Q

Coracobrachialis Origin

A

coracord process

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10
Q

Coracobrachialis Insertion

A

Middle 1/3 of medial surface of humerus

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11
Q

Coracobrachialis Action

A

Flex and adduct arm

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12
Q

Coracobrachialis Innervation

A

Musculocutaneous

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13
Q

Triceps Brachii Origin

A

Long head- infraglenoid tubercle of scapula
Lateral head- posterior surface of humerus superior to radial groove
Medical head- posterior surface of humerus inferior to radial groove

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14
Q

Triceps Brachii Insertion

A

Olecranon of ulna

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15
Q

Tricheps Brachii Action

A

Extension of forearm, long head extends arm

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16
Q

Triceps Brachii Innervation

A

Radial

17
Q

Anconeus Origin

A

Lateral epicondyle of humerus

18
Q

Anconeus Insertion

A

Lateral surface of the olecranon and posterior part of the ulna

19
Q

Anconeus Action

A

Extends forearm, adducts ulna during pronation

20
Q

Anconeus Innervation

A

Radial