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Massage Therapy Module 3 > Muscles > Flashcards

Muscles Flashcards

1
Q

Origin of the deltoid

A

Lateral third of the clavicle, the acromion and the spine of the scapula.

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2
Q

Insertion of the deltoid

A

Deltoid tuberosity

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3
Q

Actions of the deltoid

A

All fibers abduct the shoulder, anterior fibers also flex, medially rotate and horizontally adduct while posterior fibers also extend, laterally rotate and horizontally abduct the shoulder.

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4
Q

Innervation of the deltoid

A

Axillary nerve

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5
Q

Origin of the latissimus dorsi

A

Inferior angle of the scapula, spinous process of the last 6 thoracic vertebrae, the last 3 or 4 ribs, the thoracolumbar fascia and the posterior surface of the iliac crest.

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6
Q

Insertion of the latissimus dorsi

A

Intertubercular groove of the humerus

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7
Q

Actions of latissimus dorsi

A

Medial rotation, adduction and extension of the shoulder at the glenohumeral joint.

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8
Q

Innervation of latissimus dorsi

A

Thoracodorsal nerve

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9
Q

Anatomical name for the shoulder joint

A

Glenohumeral joint

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10
Q

Handcuff muscles

A

Latissimus dorsi and teres major.

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11
Q

Origin of teres major

A

Inferior angle and lower third of the lateral border of the scapula.

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12
Q

Insertion of teres major

A

Crest of the lesser tubercle of the humerus

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13
Q

Actions of teres major

A

Medially rotates, adducts and extends the shoulder at the glenohumeral joint.

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14
Q

Innervation of teres major

A

Lower subscapular nerve

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15
Q

What do rotator cuff muscles have in common?

A

They all stabilize the head of the humerus in the glenoid cavity.

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16
Q

Rotator cuff muscles

A

Supraspinatus, infraspinatus, teres minor, subscapularis

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17
Q

Origin of supraspinatus

A

Supraspinous fossa of the scapula

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18
Q

Insertion of supraspinatus

A

Greater tubercle of the humerus

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19
Q

Actions of supraspinatus

A

Abduct the shoulder and stabilize the head of the humerus in the glenoid cavity.

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20
Q

Innervation of supraspinatus

A

Suprascapular nerve

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21
Q

Origin of infraspinatus

A

Infraspinous fossa of the scapula

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22
Q

Insertion of infraspinatus

A

Greater tubercle of the humerus

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23
Q

Actions of infraspinatus

A

Laterally rotate the shoulder and stabilize the head of the humerus in the glenoid cavity.

24
Q

Innervation of infraspinatus

A

Suprascapular nerve

25
Q

Origin of teres minor

A

Upper two thirds of the lateral border of the scapula.

26
Q

Insertion of teres minor

A

Greater tubercle of the humerus

27
Q

Actions of teres minor

A

Laterally rotate and adduct the shoulder, stabilize the head of the humerus in the glenoid cavity.

28
Q

Innervation of teres minor

A

Axillary nerve

29
Q

Origin of subscapularis

A

Subscapular fossa

30
Q

Insertion of subscapularis

A

Lesser tubercle of the humerus

31
Q

Actions of subscapularis

A

Medially rotate the shoulder, stabilize the head of the humerus in the glenoid cavity.

32
Q

Innervation of subscapularis

A

Upper and lower subscapular nerves.

33
Q

Origin of biceps brachii

A

Long head is the suplaglenoid tubercle, short head is the coracoid process of the scapula

34
Q

Insertion of biceps brachii

A

Tuberosity of the radius and aponeurosis of biceps brachii.

35
Q

Actions of biceps brachii

A

Flexes the elbow, supinates the forearm and flexes the shoulder.

36
Q

Anatomical name for the elbow

A

Humeroulnar joint

37
Q

The forearm is pronated and supinated at which joint?

A

Radioulnar joints

38
Q

Innervation of biceps brachii

A

Musculocutaneous nerve

39
Q

Origin of triceps brachii

A

Long head is the infraglenoid tubercle of the scapula, lateral and medial heads are the posterior surface of humerus.

40
Q

Insertion of triceps brachii

A

Olecranon process of the ulna.

41
Q

Actions of triceps brachii

A

All heads extend the elbow, the long head also adducts and extends the shoulder.

42
Q

Innervation of triceps brachii

A

Radial nerve

43
Q

Origin of brachioradialis

A

Proximal two thirds of the lateral supracondylar ridge of the humerus.

44
Q

Insertion of brachioradialis

A

Styloid process of the radius

45
Q

Actions of brachioradialis

A

Flexes the elbow, assists to pronate and supinate the forearm when resisted.

46
Q

Innervation of brachioradialis

A

Radial nerve

47
Q

Palpation key of biceps brachii

A

Resist forearm flexion and flexion of the arm for the upper fibers.

48
Q

Palpation key of triceps brachii

A

Have the client try to extend their arm against their own knee.

49
Q

Palpation key of brachioradialis

A

Place arm in hitchhiking position and resist flexion at the elbow.

50
Q

Palpation key of teres major

A

Prone with arm hanging off the side of the table; resist medial rotation.

51
Q

Palpation key of supraspinatus

A

Resist abduction of the shoulder.

52
Q

Palpation key of infraspinatus

A

Prone with arm off the side of the table; resist lateral rotation.

53
Q

Palpation key of teres minor

A

Prone with arm off the side of the table; resist lateral rotation.

54
Q

Palpation key of subscapularis

A

Supine - client to medially
rotate arm (over chest)
go in axillary fold
(use other hand to protract
the scapula)

55
Q

Palpation key of latissimus dorsi

A

Resist extension of the shoulder; begin at the axilla.

56
Q

Palpation key of deltoid

A

Resist abduction of the shoulder; add horizontal abduction or adduction for anterior and posterior fibers.

Massage Therapy Module 3 (3 decks)

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