Shoulder Region II Flashcards
(91 cards)
1
Q
pectoralis major muscle move arm or scapula?
A
arm
2
Q
pectoralis minor muscle move arm or scapula?
A
scapula
3
Q
triceps (long head) muscle move arm or scapula?
A
arm
4
Q
deltoid muscle move arm or scapula?
A
arm
5
Q
levator scapulae muscle move arm or scapula?
A
scapula
6
Q
teres minor muscle move arm or scapula?
A
arm
7
Q
rhomboid major and minor muscle move arm or scapula?
A
scapula
8
Q
subclavius muscle move arm or scapula?
A
scapula
9
Q
serratus anterior muscle move arm or scapula?
A
both arm and scapula
10
Q
supraspinatus muscle move arm or scapula?
A
arm
11
Q
biceps muscle move arm or scapula?
A
arm
12
Q
trapezius muscle move arm or scapula?
A
scapula
13
Q
latissumus dorsi muscle move arm or scapula?
A
arm
14
Q
coracobrachialis muscle move arm or scapula?
A
arm
15
Q
subscapularis muscle move arm or scapula?
A
arm
16
Q
teres major muscle move arm or scapula?
A
arm
17
Q
infraspinatus muscle move arm or scapula?
A
arm
18
Q
deltoid: location
A
lateral aspect
19
Q
deltoid: origin
A
- inferior edge of spine of scapula,
- acromion
- anterior border of lateral third of clavicle
20
Q
deltoid: insertion
A
deltoid tuberosity of humerus
21
Q
deltoid: innervation
A
axillary nerve
22
Q
deltoid: action
A
- abduction of arm
- flex, extend
- medial and lateral rotation at shoulder joint
23
Q
trapezius: location
A
posterior aspect, superficial
24
Q
trapezius: origin
A
- superior nuchal line
- ext. occipital protuberance
- ligamentum nuchae
- spinous processes of C7-T12
- supraspinous lig.
25
trapezius: insertion
- superior edge of spine of scapula
- acromion
- posterior border of lateral third of clavicle
26
trapezius: innervation
accessory nerve (CNXI) and C3-4
27
trapezius: action
- elevate,
- depress,
- retract and rotate scapula
28
how to test accessory nerve:
patient lifting shoulder under resistance
29
levator scapulae: location
posterior, deep to trapezius
30
levator scapulae: origin
tranverse processes of C1-4
31
levator scapulae: insertion
medial border of scapula from superior angle to root of spine
32
levator scapulae: innervation
dorsal scapular nerve, C3-4
33
levator scapulae: action
elevates scapula
34
rhomboid minor: location
posterior, deep to trapezius
35
rhomboid minor: origin
- ligamentum nuchae,
| - spinous processes C7-T1
36
rhomboid minor: insertion
medial border at root of spine
37
rhomboid minor: innervation
dorsal scapular nerve
38
rhomboid minor: action
elevates and retracts scapula
39
rhomboid major: location
posterior, deep to trapezius
40
rhomboid minor: origin
spinous processes T2-5
41
rhomboid minor: insertion
medial border from spine root to inferior angle
42
rhomboid minor: innervation
dorsal scapular nerve
43
rhomboid minor: action
elevates and retracts scapula
44
latissimus dorsi: location
posterior, deep to trapezius
45
latissimus dorsi: origin
- spinous processes of lower 6 vertebrae and interspinous lig.
- thoracolumbar fascia
- to spinous processes of lumbar vertebrae and interspinous lig.
- iliac crest
- lower 3-4 ribs
46
latissimus dorsi: insertion
flood of intertubercular sulcus
47
latissimus dorsi: innervation
thoracodorsal nerve
48
latissimus dorsi: action
- adduction
- medial rotation
- extension of arm at the shoulder
49
supraspinatus: location
posterior deep, RCM
50
supraspinatus: origin
supraspinous fossa
51
supraspinatus: insertion
superior facet of greater tubercle of the humerus
52
supraspinatus: innervation
suprascapular nerve
53
supraspinatus: action
abduction of arm, rotator cuff muscle (RCM)
54
infraspinatus: location
posterior deep, RCM
55
infraspinatus: origin
infraspinous fossa
56
infraspinatus: insertion
middle facet of greater tubercle of humerus
57
infraspinatus: innervation
suprascapular nerve
58
infraspinatus: action
lateral rotation of arm, RCM
59
teres minor: location
posterior deep, RCM
60
teres minor: origin
upper 2/3 of lateral border of scapula
61
teres minor: insertion
inferior facet of greater tubercle of humerus
62
teres minor: innervation
axillary nerve
63
teres minor: action
lateral rotation of arm, RCM
64
teres major: location
posterior deep
65
teres major: origin
inferior angle of scapula
66
teres major: insertion
medial lip of intertubercular sulcus
67
teres major: innervation
inferior subscapular nerve
68
teres major: action
medial rotation and extension
69
subscapularis: location
anterior to scapula, RCM
70
subscapularis: origin
subscapular fossa
71
subscapularis: insertion
lesser tubercle of the humerus
72
subscapularis: innervation
upper and lower subscapular nerves
73
subscapularis: action
medial rotation of arm at shoulder joint, RCM
74
muscles which make up the rotator cuff
- supraspinatus
- infraspinatus,
- teres minor,
- subscapularis
75
SITS: and location
- Supraspinatus (index)
- Infraspinatus (rude)
- Teres minor (ring)
- Subscapularis (thumb)
only thumb is lesser tubercle, rest greater tubercle of humerus
76
pectoralis major: location and main parts
anterior superficial,
- clavicular head
- sternocostal part
77
pectoralis major: origin
- clavicular head: anterior surface of medial half of clavicle
- sternocostal head: anterior surface of sternum
- first 7 costal cartilages
- sternal end of 6th rib
- aponeurosis (flat tendon) of external oblique
78
pectoralis major: insertion
lateral lip of intertubercular sulcus of humerus
79
pectoralis major: innervation
lateral and medial pectoral nerve
80
pectoralis major: action
flexion, adduction, medial rotation of the arm
81
pectoralis minor: location
anterior deep
82
pectoralis minor: origin
anterior surface of ribs 3-5
83
pectoralis minor: insertion
coracoid process
84
pectoralis minor: innervation
medial pectoral nerve
85
pectoralis minor: action
stabilises and protracts scapula
86
subclavius: location
anterior deep
87
subclavius: origin
rib 1 at costochondral junction
88
subclavius: insertion
groove on inferior surface of middle 1/3 of clavicle
89
subclavius: innervation
subclavian nerve (?)
90
subclavius: action
pulls clavicle medially for stabilisation
91
what is the large fascia which is deep to pectoralis major called? and function/ features
clavipectoral fascia
- encloses subclavius and pectoralis minor
- connects clavicle to floor of axilla
