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Gross Anatomy exam 2 > Origins > Flashcards

Origins Flashcards

1
Q

What is the origin of coracobrachialis

A

Coracoid process of scapula

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2
Q

What is the origin of Teres major

A

Scapula inferior angle

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3
Q

What is the origin of deltoid

A

Clavicular: lateral 1/3 of clavicle
Acromial: acromion
Spinal: scapular spine

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4
Q

What is the origin of supraspinatus

A

Scapula supraspinous fossa

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5
Q

What is the origin of infraspinatus

A

Scapula infraspinous fossa

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6
Q

What is the origin of Teres minor

A

Scapula lateral border

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7
Q

What is the origin of subscapularis

A

Scapula subscapular fossa

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8
Q

What is the origin of Pectoralis major

A

Clavicular: medial 1/2 of clavicle
Sternocostal: sternum and costal cartridge 1-6
Abdominal: rectus sheath (anterior layer)

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9
Q

What is the origin of Pectoralis minor

A

Ribs 3-5

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10
Q

What is the origin of subclavius

A

1st rib

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11
Q

What is the origin of omohyoid

A

Superior border of scapula

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12
Q

What is the origin of biceps brachii

A

Long head:supraglenoid tubercle of humerus

Short head: Coracoid process of scapula

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13
Q

What is the origin of brachialis

A

Distal 1/2 of the anterior surface of the humerus

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14
Q

What is the origin of triceps brachii

A

Long head: infraglenoid tubercle of the scapula
Medial head: posterior humerus inferior to the radial groove
Lateral head: posterior humerus proximal to the radial groove

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15
Q

What is the origin of serratus anterior

A

Ribs 1-9

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16
Q

What is the origin of extensor carpi radial is longus

A

Lateral supracondylar ridge

Lateral intermuscular septum

17
Q

What is the origin of extensor carpi radial is brevis

A

Lateral epicondyle

18
Q

What is the origin of extensor digitorum

A

Lateral epicondyle

19
Q

What is the origin of extensor digiti minimi

A

Lateral epicondyle

20
Q

What is the origin of extensor carpi ulnaris

A

Lateral epicondyle

Ulnar head

21
Q

What is the origin of supinator

A

Olecranon, lateral epicondyle, annular ligament, radial collateral ligament

22
Q

What is the origin of abductor pollicis longus

A

Dorsal surface of radius and ulna, interosseous membrane

23
Q

What is the origin of extensor pollicis brevis

A

Posterior surface of radius, interosseous membrane

24
Q

What is the origin of extensor pollicis longus

A

Posterior surface of ulna, interosseous membrane

25
Q

What is the origin of extensor indicis

A

Posterior surface of ulna, interosseous membrane

Gross Anatomy exam 2 (8 decks)

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