Changes

====Muscles of the Elbow====

====Muscles of the Elbow====

''Extensors'': Radial n. from the brachial plexus

''Extensors'': Radial n. from the brachial plexus

*'''Triceps brachii''': Three heads, four in the dog

*'''Triceps brachii''': Has four heads in the dog

**Long head: caudal margin of the scapula

**Long head: caudal margin of the scapula

**Lateral, medial, and accessory heads: shaft of the humerus

**Lateral, medial, and accessory heads: shaft of the humerus

**Insertion: olecranon, proteced by tricipital bursa against the bone and subcutaneous bursa against the skin

**Insertion: olecranon, proteced by tricipital bursa against the bone and subcutaneous bursa against the skin

*'''Tensor fasciae antebrachii'''

*'''Tensor fasciae antebrachii'''

**Origin: tendon and lateral surface of the latissimus dorsi

 

**Origin: distal humerus

''Flexors'': Musculocutaneous n. from the brachial plexus

''Flexors'': Musculocutaneous n. from the brachial plexus

*'''Brachialis'''

*'''Brachialis'''

**Origin: proximocaudal humerus

**Origin: proximocaudal humerus

**Insertion: spirals to insert next to biceps

**Insertion: spirals to insert just proximal to biceps

====Muscles of Supination and Pronation ====

====Muscles of Supination and Pronation ====