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Manual Muscle Testing > Shoulder Muscles > Flashcards

Shoulder Muscles Flashcards

0
Q

Trapezius Entire Muscle Insertion

A

Lateral clavicle, acromion and spine of scapula

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1
Q

Trapezius Entire muscle Origin

A

Occiput, nuchal( thickened supraspinous) ligament (C1-C7) and SPs of C7-T12

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2
Q

Trapezius Entire Muscle Action

A

Retraction(adducts) scapula at scapulocostal joint

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3
Q

Upper Trapezius

A

External occipital protuberance, superior nuchal line and SP of C7

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4
Q

Upper Trapezius insertion

A

Lateral 1/3 of clavicle and acromion process of scapula

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5
Q

Upper Trapezius Action

A

Elevates scapula; laterally flexes and extends neck

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6
Q

Upper Trapezius Test

A

Subject: sit, head turned away from side being tested Fixation: none Test: elevate acromion and posterolaterally extend neck Pressure: against shoulder, in direction of depression and against head anterolaterally

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7
Q

Middle Trapezius Origin

A

SPs of T1-T3

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8
Q

Middle Trapezius Insertion

A

Acromion process and spine of Scapula

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9
Q

Middle Trapezius Action

A

Retracts the scapula

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10
Q

Middle Trapezius Test

A

Subject: Prone; arm abducted 90 and laterally rotated forearm extended. Fixation: place hand on opposite scapula. Test: retraction (adduction) of scapula. Pressure: against forearm, in downward direction toward floor protraction

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11
Q

Lower Trapezius Origin

A

SP’s T6-T12

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12
Q

Lower Trapezius Insertion

A

Root of spine of the scapula

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13
Q

Lower Trapezius action

A

Depression scapula

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14
Q

Lower Trapezius test

A

Subject: prone; arm abducted 120 and laterally rotated (palm forward); forearm extended. Fixation: place hand below opposite scapula. Test: adduction and depression of the scapula. Pressure: against of forearm, in downward direction toward floor protraction.

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15
Q

Rotator cuff muscles

A

Subscapularis, supraspinatus, infraspunatus, Teres minor

Sub SIT

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16
Q

Rhomboid major origin

A

SPs of T2-T5

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17
Q

Rhomboid Major insertion

A

Between the root of the spine of scapula and the inferior angle of the scapula

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18
Q

Rhomboid Major action

A

Retracts (adducts) and elevates scapula

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19
Q

Rhomboid Major/ minor test

A

Subject: prone; elbow flexed, arm adducted and slightly extended and laterally rotated; scapula elevated; palm up or down. Fixation: none. Test:adduction and elevation of scapula with medial rotation of inferior angle. Pressure: pull subjects elbow toward you ( abduction and lateral rotation of inferior angle) other hand on shoulder, in direction of scapula depression.

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20
Q

Rhomboid minor origin

A

SPs of C7-T1

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21
Q

Rhomboid minor insertions

A

Root of the spine of scapula

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22
Q

Rhomboid Minor action

A

Retracts ( adducts) and elevated; palm up nor down

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23
Q

Pectoralis Major origin

A

Entire muscle: medial clavicle, sternum and costal cartilage of ribs 1-7 Clavicular Head: anterior surface of medial 1/2 of clavicle. Sternocostal head: anterior sternum, costal cartilage of ribs 1-7

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24
Q

Pectoralis Major insertion

A

Lateral lip of bicipital groove of humerus ( crest of the greater tubercle of humerus.

25
Q

Pectoralis Major Action: adducts and medically rotated arm at shoulder
Clavicular head: flexes, medically rotates and horizontally adducts arm at should
Sternocostal head: depresses shoulder girdle; obliquely adducts arm (toward ilium)

A

Adducts and medically rotated arm at shoulder
Clavicular head: flexes, medically rotates and horizontally adducts arm at should
Sternocostal head: depresses shoulder girdle; obliquely adducts arm (toward ilium)

26
Q

Pectoralis Major Test ( Clavicular head upper portion)

A

Subject: supine; arm flexed 90 degrees and slightly medically rotated; forearm extended and neutral. Fixation: with one hand, keep opposite shoulder on the table
Test: horizontally adduct arm 45 at shoulder ( straight across chest)
Pressure: against forearm, in direction of horizontal abduction ( toward examiner)

27
Q

Pectoralis Major sternocostal head (lower portion)

A

Subject: supine; arm flexed 45 and slightly medically rotated; forearm extended and neutral
Fixation: with one hand, keep opposite ilium on the table crest
Pressure: Against forearm obliquely, lateral and cranial direction

28
Q

Deltoid( anterior fibers origin)

A

Anterior and superior surfaces of lateral 1/3 of clavicle

29
Q

Deltoid ( middle fibers)

A

Lateral margin and superior surface of acromion.

30
Q

Deltoid (posterior fibers) origin

A

Posterior border of spine of scapula

31
Q

Deltoid Insertion

A

Deltoid tuberosity of the humerus

32
Q

Deltoid anterior fibers action

A

Anterior: flex arm and medically rotate arm ( when supine)

33
Q

Deltoid middle fibers action

A

Abduct arm ( stabilized by anterior and posterior fibers)

34
Q

Deltoid posterior fibers action

A

Extends arm and laterally rotate arm( when prone)

35
Q

Deltoid middle fibers test

A

Subject: sit; arm abducted 90 without rotation (Palm facing floor) +/-
Fixation: none
Pressure; against distal humerus ( or forearm if extended), in direction of adduction

36
Q

Deltoid anterior fibers test

A

Subject: sit; forearm flexed 90; arm abducted 90 in slight flexion and lateral rotation.
Fixation: as pressure is applied, apply counter pressure to posterior shoulder
Pressure against anteromedial arm; toward adduction and arm extension

37
Q

Deltoid posterior fibers test

A

Subject: sit; forearm flexed 90; arm abducted in slight extension and medial rotation
Fixation: as pressure is applied, apply counter pressure to anterior shoulder
Pressure: against posterolaterally arm; toward adduction and arm flexion

38
Q

Serratus Anterior Origin

A

Anterolateral portion of ribs 1-9; individual slips

39
Q

Serratus anterior insertion

A

Anterior/ costal surface of medial border of scapula

40
Q

Serrated anterior action

A

Protracts and upwardly/ laterally rotates scapula, holds scapula against posterior rib cage

41
Q

Serrated anterior test

A

Subject: sit; arm flexed to 120; forearm extended and pronate
Fixation: none required; subject may hold onto table with opposite hand
Test: maintain position against pressure
Pressure: from side, one hand on top of mid arm, in direction of extension
Other hand- slight pressure medially, toward medial rotation of inferior angle

42
Q

Latissimus Dorsi origin

A

Spinous process of T7-L5, posterior sacrum and posterior iliac crest

43
Q

Latissimus Dorsi insertion

A

Medial lip of bicipital groove of humerus

44
Q

Latissimus Dorsi action

A

Medially rotates, adducts and extends arm at the shoulder

45
Q

Latissimus Dorsi Test

A

Subject: Prone; arm adducted, medially rotated and extended 20 forearm neutral; palm facing across butt
Fixation: apply counter pressure against opposite pelvis
Test:maintain position against pressure
Pressure: Against forearm, in direction of abduction

46
Q

Teres Major Origin

A

Inferior lower 1/3 lateral border of the scapula

47
Q

Teres major insertion

A

Medial lip/ crest of the bicipital groove of Humerus ( below lesser tubercle)little brother of latissimus dorsi: run together, direction, action

48
Q

Teres Major Action

A

Medially rotates, adducts and extends arm at shoulder

49
Q

Teres Major test

A

Subject prone ; back of hand resting on poser tiro iliac crest ( arm medially rotated)
Extension and adduction of humerus
Pressure: against distal arm, in direction of abduction and flexion

50
Q

Supraspinatus Origin

A

Medial 2/3 of supraspinous fossa of scapula ( deep to trapezius)

51
Q

Supraspinatus Insertion

A

Under acromion to superior facet of greater tubercle of humerus

52
Q

Supraspinatus action

A

Abducts the arm

53
Q

Supraspinatus test

A

Sit head extended and laterally flexed toward tested side and face rotated toward opposite side forearm flexed 90 arm abdicated 90 in slight flexion( horizontal adduction) and slight lateral rotation ( forward of coronal plane)
Pressure: Against elbow/ forearm; indirection of adduction ( and slight medial rotation

54
Q

Infraspunatus Origin

A

Medial 2/3 of infraspinous fossa of scapula

55
Q

Infraspinatus Insertion

A

Middle facet of greater tubercle of humerus( tendon wraps around posterior humerus- lateral rotation

56
Q

Infraspinatous action

A

Laterally rotates arm

57
Q

Infraspinatous test

A

Prone forearm flexed 90 arm abducted 90 elbow off the table “hi”
Test: hold position against pressure
Pressure: on forearm, applied in direction of floor

58
Q

Teres MInor Origin

A

Superior 2/3 of lateral border of scapula

59
Q

Teres MInor Insertion

A

Greater tubercle( inferior facet) of humerus tendon wraps around posterior humerus

60
Q

Teres minor action

A

Lateral rotates arm

61
Q

Teres Minor Test

A

Subject: supine; arm at side; forearm flexed 90 and neutral
Fixation: pressure applied on medial elbow to insure rotation
Test: hold position against pressure
Pressure; on posterior distal forearm in direction of medial rotation

Manual Muscle Testing (9 decks)

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