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OCS Anatomy > Muscles 11 Q200-119 > Flashcards

Muscles 11 Q200-119 Flashcards

1
Q

Palmar interossei arterial supply

A

Deep Palmer Arch

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2
Q

Pectoralis Major action

A

Flex, adduct, medially rotate the arm. Clavicular portion: flex entended arm. Sternocostal portion: extend a flexed arm

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3
Q

Pectoralis minor action

A

Pull shoulder downward, protract scapula

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4
Q

Subclavius action

A

Stabilize sternoclavicular joint

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5
Q

Serratus anterior action

A

Upper portion: Protract scapula/ Lower portion: rotate scapula

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6
Q

Trapezius action

A

Descending Fibers: elevate scapula/ Ascending fibers: depress scapula/ Transverse scapula: retract scapula

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7
Q

Latissimus dorsi action

A

Prevent upward displacement of arm/ Extend, adduct, medially rotates arm

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8
Q

Levator scapulae action

A

Elevates and retracts the scapula

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9
Q

Rhomboid major action

A

Elevates and retracts the scapula

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10
Q

Rhomboid minor action

A

Elevates and retracts the scapula

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11
Q

Deltoid action

A

Prevents downward shoulder displacement/ Anterior portion: flex, medially rotates the arm/ Posterior portion: extends, laterally rotates the arm/ Abducts arm >15 degrees

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12
Q

Supraspinatous action

A

Abducts arm <15 degrees, joint stabalization (ROTATOR CUFF)

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13
Q

Infraspinatous action

A

Lateral rotation of arm, joint stabalization (ROTATOR CUFF)

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14
Q

Subscapularis action

A

Medial Rotation of the arm, joint stabilization (ROTATOR CUFF)

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15
Q

Teres major action

A

Extension and Medial rotation of the arm

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16
Q

Teres minor action

A

Lateral rotation of arm, joint stabalization (ROTATOR CUFF)

17
Q

Biceps brachii action

A

Flex, suppinate forearm

18
Q

Brachialis action

A

Flex forearm

19
Q

Coracobrachialis action

A

Adduction/ flexion of arm

20
Q

Brachioradialis action

A

flexes elbow during midpronation of forearm

OCS Anatomy (24 decks)

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