1. Cat Upper Body Muscles, Basic List

2. Pectoralis Major
Courtesy of Dr. Fankhauser, used with permission,

3. Pectoantebrachialis

4. Pectoantebrachialis

5. Pectoralis Major

6. Pectoralis Minor

7. Chest Muscles
Pectoralis minor
Pectoantebrachialis
Pectoralis major

8. Clavicodeltoid

9. Levator scapulae ventralis
Shoulder
Levator scapulae ventralis
Spinodeltoid
Clavicodeltoid
Acromiodeltoid

10. Biceps brachii

11. Brachialis

12. Biceps brachii
Brachialis
Clavodeltoid

13. Triceps brachii

14. Palmaris longus

15. Palmaris longus

16. Flexor Carpi Radialis

17. Flexor Carpi Ulnaris

18. Brachioradialis

19. Pronator teres

20. Extensor Digitorum Longus

21. Extensor Carpi Radialis

22. Extensor Carpi Ulnaris

23. Forearm Extensors Ext. carpi ulnaris Ext digitorum
Ext carpi radialis brevis
Brachioradialis
Ext carpi radialis longus

24. Palmaris longus
Pronator teres
Brachioradialis

25. Flexor retinaculum (extensor retinaculum would be on other side of wrist)

26. Supraspinatus
Infraspinatus (deep to trapezius here)

27. Infraspinatus
Courtesy of Dr. Fankhauser, used with permission,

28. Infraspinatus, Supraspinatus

29. Subscapularis
Underneath the scapula

30. Subscapularis, Teres Major

31. Teres Major
Supraspinatus
Infraspinatus
Teres Major

32. Rhomboids

33. Trapezius
Courtesy of Dr. Fankhauser, used with permission,

34. Latissimus Dorsi

35. Serratus Anterior

36. Scalenus vs. Serratus anterior

37. Scalenus
Scalenus medius
Scalenus ventralis
Scalenus dorsalis

38. Scalenes

39. External intercostals: Inspiration Internal intercostals: Expiration

40. Intercostals
Internal intercostals
External intercostals