TOPIC 3.2 - LARGE ANIMAL MYOLOGY Flashcards
The coracoid element of mammals has become fused to the scapula. True or False?
True
This structure is either completely absent or is a small rudiment embedded in the brachiocephalic muscle.
Clavicle
Because of clavicle being rudimentary, the forelimb are united to the trunk by ___. This union is classified as ___.
muscles, synsarcosis
Give the 8 muscles under synsarcosis.
- Serratus ventralis
- Trapezius
- Latissimus dorsi
- Rhomboideus
- Superficial pectoral
- Deep pectoral
- Omotranversarius
- Brachiocephalic
This is the only extensor muscle affecting the shoulder joint.
Brachiocephalicus
What are the nerves that supply brachiocephalicus?
- Axillary nerve
- Accessory nerve
- Cervical nerve
What are the flexor muscles that affect the shoulder joint?
- Deltoideus
- Teres major
- Teres minor
What is the nerve supply of deltoideus?
Axillary nerve
What is the nerve supply of teres major and minor?
Axillary nerve
Apart from the three flexors, this muscles also help in the flexion of shoulder.
Latissimus dorsi
This the nerve supply of latissimus dorsi.
Thoraco-dorsal nerve
What are the fixer muscles that affect the shoulder joint?
- Supraspinatus
- Infraspinatus
- Subscapularis
The supraspinatus is inserted to ?
Both medial and lateral tuberosities of the humerus
The infraspinatus is inserted to ?
Lateral tuberosity of the humerus
The subscapularis is inserted to ?
Medial tuberosity of the humerus
Supraspinatus and infraspinatus are supplied by what nerve?
Suprascapular nerve
The subscapular is supplied by what nerve?
Subscapular nerve
What are adductor muscles that affect the shoulder joint?
- Superficial pectoral
- Deep pectoral