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BASIC MUSCLE CHART
1. GRACILIS (back muscle): extends hip and hock joints. 2. SARTORIUS (pencil or whip muscle): flexes hip and draws leg forward. 3. RECTUS FEMORIS: extends stifle. 4. & 5. BICEPS FEMORIS (upper & lower biceps): extend hip, stifle and hock. 6. SEMITENDINOSUS (hamstring): extend hip, stifle and hock. 7. LATERAL VASTUS (thigh): extends stifle. 8. & 9. TENSOR FASCIA LATA (triangle or hip support): flexes hip and extends stifle. 10. SACROCOCCYGEAL: raises and moves tail sideways. 11. GLUTEAL (hip muscle): extends hip, stabilizes leg against sideways movement. 12. LONGISSIMUS DORSI (lumbar muscle): raises front and rear of spine. 13. QUADRATES LUMBORUM (coupling): flexes spine or hip joint. 14. DEEP PECTORAL (chest muscle): draws body forward and leg backward. 15. LONGISSIMUS DORSI – THORACIC PORTION: raises spine. 16. LATISSIMUS DORSI (fan muscle): draws the leg backwards. 17. INFRASPINATUS: flexes or extends shoulder joint. 18. UPPER TRICEPS (pin, egg or monkey muscle): extends elbow joint. 19. TRAPEZIUS (saddle muscle): raises the leg and draws it forward. 20. TRICEPS (lateral portion): extends the elbow joint when shoulder blade is fixed. 21. TRICEPS (long head): extends the elbow joint when shoulder blade is fixed. 22. BRACHIOCEPHALIC (chest coupling): draws leg forward and inward. 23. DELTOID (upper portion): flexes shoulder joint and raises elbow. 24. DELTOID (lower portion): flexes shoulder joint and raises elbow. 25. OMOTRANSVERSARIUS: helps extend the leg. 26. BRACHIOCEPHALIC (upper portion): fixes or flexes the neck. 27. SERRATUS: moves shoulder forwards and backwards during leg movement
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