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Gross Anatomy OINAs > Dorso-Scapular POINA's > Flashcards

Dorso-Scapular POINA's Flashcards

1
Q

Deltoid - Proximal Attachment

A

clavicle
acromion
spine of scapula

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2
Q

Deltoid - Distal Attachment

A

deltoid tuberosity of humerous

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3
Q

Deltoid - Nerve Innervation

A

axillary nerve C5, C6

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4
Q

Clavicular Part of Deltoid (Anterior) - Muscle Action

A

arm flexion
arm internal rotation

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5
Q

Acromial Part of Deltoid (Middle) - Muscle Action

A

shoulder abduction

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6
Q

Spinal Part of Deltoid (Posterior) - Muscle Action

A

arm extension
arm external rotation

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7
Q

Deltoid - Purposeful Activity

A

doing yoga poses with arms overhead (all fibers)

reaching for (anterior fibers) & putting on (posterior fibers) a seatbelt

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8
Q

Pectoralis Major - Proximal Attachment

A

clavicular head -
clavicle

sternocostal head -
sternum
costal cartilages 1-6
external oblique muscles

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9
Q

Pectoralis Major - Distal Attachment

A

lateral lip of intertubercular sulcus of humerus

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10
Q

Pectoralis Major - Nerve Innervation

A

lateral & medial pectoral nerves:

clavicular head C5, C6
sternocostal head C7, C8, T1

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11
Q

Pectoralis Major - Muscle Action

A

humerus adduction
humerus internal rotation
scapular protraction (draws scapula anterior & inferiorly)
arm horizontal adduction

clavicular head - humerus flexion
sternocostal head - humerus extension from flexed position

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12
Q

Pectoralis Major - Purposeful Activity

A

reaching across the body into an overhead cabinet
putting on a seatbelt

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13
Q

Pectoralis Minor - Proximal Attachment

A

ribs 3-5

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14
Q

Pectoralis Minor - Distal Attachment

A

coracoid process

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15
Q

Pectoralis Minor - Nerve Innervation

A

medial pectoral nerve C8, T1
lateral pectoral nerve (variable)

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16
Q

Pectoralis Minor - Muscle Action

A

scapular protraction

with scapula fixed.. assists to elevate the thorax during forced inhalation

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17
Q

Pectoralis Minor - Purposeful Activity

A

taking a deep breath
walking with crutches

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18
Q

Teres Major - Proximal Attachment

A

posterior scapula

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19
Q

Teres Major - Distal Attachment

A

medial lip of intertubercular sulcus of humerus

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20
Q

Teres Major - Nerve Innervation

A

lower subscapular nerve C5, C6

21
Q

Teres Major - Muscle Action

A

shoulder adduction
shoulder internal rotation

22
Q

Teres Major - Purposeful Activity

A

toileting
perineal care

23
Q

What are the rotator cuff muscles?

A

supraspinatis
infraspinatus
teres minor
subscapularis

24
Q

Supraspinatis - Proximal Attachment

A

supraspinous fossa

25
Q

Supraspinatis - Distal Attachment

A

greater tubercle of the humerus

26
Q

Supraspinatis - Nerve Innervation

A

suprascapular nerve C4, C5, C6

27
Q

Supraspinatus - Muscle Action

A

stabilizes head of humerus in glenoid cavity
initiates and assists deltoid in abduction of the arm

28
Q

Supraspinatus - Purposeful Activity

A

painting overhead
washing your hair

29
Q

Infraspinatus - Proximal Attachment

A

infraspinous fossa

30
Q

Infraspinatus - Distal Attachment

A

greater tubercle of the humerus

31
Q

Infraspinatus - Nerve Innervation

A

suprascapular nerve C5, C6

32
Q

Infraspinatus - Purposeful Activity

A

playing racket sports or table tennis

33
Q

Infraspinatus - Muscle Action

A

shoulder external rotation

34
Q

Teres Minor - Proximal Attachment

A

lateral border of scapula

35
Q

Teres Minor - Distal Attachment

A

greater tubercule of humerus

36
Q

Teres Minor - Nerve Innervation

A

axillary nerve C5, C6

37
Q

Teres Minor - Muscle Action

A

shoulder external rotation

38
Q

Teres Minor - Purposeful Activity

A

washing the back of your head

39
Q

Subscapularis - Proximal Attachment

A

subscapularis fossa

40
Q

Subscapularis - Distal Attachment

A

lesser tubercle of humerus

41
Q

Subscapularis - Nerve Innervation

A

upper & lower subscapular nerves C5, C6, C7

42
Q

Subscapularis - Muscle Action

A

shoulder internal rotation

43
Q

Subscapularis - Purposeful Activity

A

toileting
donning a bra
throwing a baseball

43
Q

Serratus Anterior - Proximal Attachment

A

lateral ribs 1-9

44
Q

Serratus Anterior - Distal Attachment

A

medial border of scapula

45
Q

Serratus Anterior - Nerve Innervation

A

long thoracic nerve C5, C6, C7

46
Q

Serratus Anterior - Muscle Action

A

scapular protraction
scapular upward rotation
holds scapula against thoracic wall

47
Q

Serratus Anterior - Purposeful Activity

A

pushing open a door

Gross Anatomy OINAs (6 decks)

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