Upper Extremities Flashcards

1
Q

Pectoralis Minor

A

O: Ribs 3-5
I: Coracoid Process of Scapula
A: Depresses scapula, downwardly rotates scapula

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2
Q

Serratus Anterior

A

O: Ribs 1-8
I: Verterbal border of Scapula
A: Rotates inferior angle of scapula laterally

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3
Q

Trapezius

A

O: Occipital bone and Spinous processes C7-T12
I: Lateral 1/3 of clavical, spine of scapula, acromion process of scapula
A: Elevates, depresses, rotates, adducts scapula

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4
Q

Deltoid

A

O: Lateral 1/3 or clavical, spine of scapula, acromion process of scapula
I: Deltoid Tuberosity of Humerus
A: Abducts arm, flexes arm at shoulder, rotates arm medially and laterally, extends arm at shoulder

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5
Q

Latissimus Dorsi

A

O: Spinous processes of T7-T12, Ribs 9-12, Illiac crest, inferior angle of scapula
I: Intertubercle groove of humerus
A: Extends the arm at the shoulder, adducts the arm, rotates arm medially

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6
Q

Pectoralis Major

A

O: Sternal end of clavical, ribs 1-6
I: Greater tubercle of humerus
A: Flexes arm at shoulder, rotates arm medially, adducts the arm

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7
Q

Levator Scapulae

A

O: Transverse processes of C1-C4
I: Vertebral border of scapula
A: Elevates and downwardly rotates scapula

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8
Q

Rhomboid Minor

A

O: Spinous processes of C7-T1
I: Vertebral Border of Scapula
A: Adducts and downwardly rotates the scapula

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9
Q

Rhomboid Major

A

O: Spinous processes of T2-T5
I: Vertebral border of Scapula
A: Adducts and downwardly rotates scapula

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10
Q

Supraspinatus

A

O: Supraspinous fossa of scapula
I; Greater tubercle
A: abducts arm

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11
Q

Infraspinatous

A

O: Infraspinous fossa
I: Greater tubercle
A: Rotates arm laterally

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12
Q

Teres Minor

A

O: Later border of scapula
I: Greater tuberlce of humerus
A: Rotates arm laterally

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13
Q

Teres Major

A

O: Inferior angle of scapula
I: Lesser tubercle of humerus
A: Adducts, rotates arm medially, extends arm at shoulder

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14
Q

Subscapularis

A

O: Subscapular fossa
I: Lesser tubercle
A: Rotates arm medially

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15
Q

Biceps Brachii Long Head

A

O: Supraglenoid tubercle of scapula
I: Radial tuberosity of radius
A: Supinates and flexes arm at elbow

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16
Q

Biceps Brachii Short Head

A

O: Coracoid process of scapula
I: Radial tuberosity of radius
A: Supinates and flexes arm at elbow

17
Q

Brachialis

A

O: Anterior humerus
I: Coranoid process of ulna
A: Flexes forearm at elbow

18
Q

Coracobrachialis

A

O: Coracoid Process of Scapula
I: Medial humerus
A: Flexes arm at shoulder, adducts arm

19
Q

Triceps Brachii Long Head

A

O: Infraglenoid Tubercle of scapula
I: Olecranon process of ulna
A: extends forearm at elbow

20
Q

Triceps Brachii Lateral Head

A

O: Posterior humerus
I: Olecranon process of ulna
A: Extends forearm at elbow

21
Q

Triceps Brachii Medial Head

A

O: Posterior Humerus
I: Olecranon process of ulna
A: Extends forearm at elbow

22
Q

Flexor Carpi Radialis

A

O: Medial epicondyle of humerus
I: 2nd and 3rd metacarpals
A: Flexes hand at wrist, abducts hand

23
Q

Flexor Carpi Ulnaris

A

O: Medial epicondyle of humerus, olecranon processs of ulna, shaft of ulna
I: Pisiform, hamate, 5th metacarpal
A: Flexes hand at wrist, adducts hand

24
Q

Brachioradialis

A

O: Lateral supracondylar ridge of humerus
I: Styloid process of radius
A: Flexes forearm at elbow, stabilizes elbow at flexion and extension

25
Q

Extensor Carpi Radialis Longus

A

O: Lateral supracondylar ridge of humerus
I: 2nd metacarpal
A: Extends hand at wrist, abducts hand

26
Q

Extensor Carpi Radialis Brevis

A

O: Lateral epicondyl of humerus
I: 3rd metacarpal
A: Extends had at wrist, abducts hand

27
Q

Extensor Carpi Ulnaris

A

O: Lateral epicondyle of humerus and posterior ulna
I: 5th metacarpal
A: Extends hand at wrist, adduct wrist

28
Q

Opponens Pollicis

A

O: Trapezium, flexor retinaculum
I: 1st metacarpal
A: Opposes Pollex

29
Q

Thenar Muscle

A

Group of muscles on the palm at the base of the thumb.

A: Control movement of thumb