Upper Extremity with Muscles (New Small Arm)



Muscles of the Arm

A. Muscles, Ligaments & Tendons

1. Supraspinatus muscle

2. Infraspinatus muscle

3. Teres major muscle

4. Teres minor muscle

5. Latissimus dorsi muscle

6. Subscapularis muscle

7a. Anterior belly of deltoid muscle

7b. Middle belly of deltoid muscle

7c. Posterior belly of deltoid muscle

8a. Pectoralis major (clavicular head)

8b. Pectoralis major (sternal head)

9. Biceps brachii muscle

10a. Brachialis muscle

10b. Coracobrachialis muscle

11a. Triceps brachii (medial head)

11b. Triceps brachii (long head)

11c. Triceps brachii (lateral head)

12. Pronator teres muscle

13. Flexor carpi radialis muscle

14. Palmaris longus muscle

15. Flexor carpi ulnaris muscle

16. Extensor carpi ulnaris muscle

17. Extensor digitorum muscle

18. Extensor carpi radialis brevis muscle

19. Extensor carpi radialis longus muscle

20. Brachioradialis muscle

21. Tendon of extensor pollicis longus

22. Extensor pollicis brevis muscle

23. Abductor pollicis longus muscle

24. Flexor digitorum superficialis muscle

25. Supinator muscle

26. Anconeus muscle

27. Extensor retinaculum

28. Flexor pollicis brevis

29. Abductor pollicis brevis muscle

30. Adductor pollicis muscle

31. Opponens pollicis muscle

32. Opponens digiti minimi muscle

33. Flexor digiti minimi muscle

34. Abductor digiti minimi muscle

35. Lumbrical muscles

36. Dorsal interossei muscles

37. Transverse carpal ligament

38. Tendon sheath

39. Cruciform part of tendon sheath

40. Annular part of tendon sheath

41. Tendon of flexor pollicis longus

41a. Flexor pollicis longus muscle

42. Tendons of flexor digitorum superficialis

43. Tendons of flexor digitorum profundus

43a. Flexor digitorum profundus muscle

44. Tendinous bifurcation

B. Arteries

45. Axillary artery

46. Subscapular artery

47. Circumflex scapular artery

48. Posterior humeral circumflex artery

49. Brachial artery

50. Profunda brachii artery (deep artery of arm)

51. Muscular arterial branches

52. Middle collateral artery

53. Radial collateral artery

54. Superior ulnar collateral artery

55. Radial artery

56. Superficial palmar branch of radial a.

57. Dorsal branch of radial artery

58. Deep palmar branch of radial artery

59. Ulnar artery

60. Common interosseous artery

61. Posterior interosseous artery

62. Anterior interosseous artery

63. Superficial palmar arch

64. Common palmar digital arteries

65. Proper palmar digital arteries

66. Dorsal digital arteries

C. Nerves

67. Brachial plexus

68. Axillary nerve

69. Medial cutaneous nerve of forearm

70. Musculocutaneous nerve

71. Median nerve

72. Anterior interosseous nerve

73. Common palmar digital nerve

74. Ulnar nerve

75. Palmar branch of ulnar nerve

76. Dorsal branch of ulnar nerve

77. Deep branch of ulnar nerve

78. Superficial branch of ulnar nerve

79. Common palmar digital nerve

80. Radial nerve

81. Superficial branch of radial nerve

D. Bones

82. Scapula

83. Spine of scapula

84a. Coracoid process of scapula

84b. Acromion process of scapula

85. Clavicle

86. Humerus

87. Medial epicondyle of humerus

88. Lateral epicondyle of humerus

89. Olecranon process of ulna

90. Ulna

91. Radius

92. Pisiform bone

93. Carpal bones

94. 2nd metacarpal bone

95. Phalanges

I. Proximal phalanx

II. Middle phalanx

III. Distal phalanx

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