Shoulder/ Forelimb Flashcards
1
Q
Serratus Ventralis
Cervicis & Thoracis
A
O- TP's of C4-7 (Cervicis)
First 8-9 ribs (Thoracis)
I- Scapular cartilage & fascia serrata of scapular
In- Ventral br. of cervical n (Cervicis)
Long thoracic n (Thoracis)
F- Suspend trunk
Raise neck (FL fixed)
2
Q
Supraspinatus
A
O- Supraspinatus fossa & scapular spine
I- Greater and lesser tubercles of humerus
In- Suprascapular n
F- Extends and stabilises shoulder
3
Q
Infraspinatus
A
O- Infraspinatus fossa & scapular spine
I- Greater tubercle of humerus
In- suprascapular n
F- Flexes & Extends & stabilises shoulder
Acts as collateral lig
4
Q
Subclavius
A
O- Sternum & costal cartilages 1-4
I- Blends with supraspinatus & shoulder fascia
In- Cranial pectoral n
F- Suspends trunk
Stabilises shoulder
5
Q
Triceps Brachii
Long/ Medial/ Lateral
A
O- Caudal surface of the scapular (Long)
Medial surface of humerus (medial)
Deltoid tuberosity, humerus (Lateral)
I- Olecranon
In- Radial n
F- Extends elbow (all)
Flex shoulder (Long)
6
Q
Anconeus
A
O- Border of Olecranon fossa
I- Lateral surface of Olecranon
In- Radial n
F- Extend Elbow
7
Q
Tensor fascia antibrachii
A
O- Caudal border of scapular
Insertion tendon of latissimus dorsi
I- Deep forearm fascia, Olecranon
In- Radial n
F- Tenses forearm fascia
Extends elbow
8
Q
Subscapularis
A
O- Subscapular fossa of scapular
I- Lesser tuberosity of humerus
In- Subscapular and Axillary n
F- Extends shoulder
9
Q
Biceps Brachii
A
O- Supraglenoid tubercle
I- Radial tuberosity
Medial collateral lig
In- Musculotendinous n
F- Extend carpus & shoulder
Flex elbow
Stabilise carpus (stay apparatus)
10
Q
Coracobrachialis
A
O- Coracoid proc of Scapular
I- Proximedial surface of humerus
In- Musculocutaneous n
F- Extend shoulder
Adduct limb
11
Q
Brachialis
A
O- Proximocaudal surface of humerus
I- Proximomedial surface of radius
In- Musculocutaneous n
F- Flex elbow
12
Q
Deltoid
A
O- scapular spine
Caudal border of scapular
I- Deltoid tuberosity
In- Axillary n
F- Flexes shoulder
