1. Appendicular Skeleton
Lab Exercise 7
Appendicular Skeleton
Portland Community College
BI 231

2. Appendicular Skeleton
Upper & Lower extremities
Shoulder Girdle
Pelvic Girdle

3. The Upper Extremity
The pectoral girdle consists of a ring of bone formed by the two clavicles and scapulae.
It is completed anteriorly by the manubrium of the sternum it is incomplete posteriorly.

4. Scapula

5. Scapula: Posterior View Acromion

6. Scapula: Anterior View Coracoid Process

7. Glenoid Fossa

8. Scapula: Posterior View Spine

9. Scapula: Posterior View Supraspinous Fossa

10. Scapula: Posterior View Infraspinous Fossa

11. Scapula: Anterior View Subscapular Fossa

12. Clavicle

13. Humerus

14. Humerus: Proximal End Anterior Medial Posterior Greater tubercle
Lesser tubercle
Head: Above the epiphyseal line
Anatomical Neck
Surgical neck
Intertubercular groove
Anterior Medial Posterior

15. Deltoid Tuberosity

16. Trochlea (Distal Humerus)
Anterior
Posterior
Anterior
Posterior

17. Capitulum (Distal Humerus)
Anterior
Posterior
Anterior
Posterior

18. Olecranon Fossa (Distal Humerus)
Anterior
Posterior
Anterior
Posterior

19. Medial Epicondyle (Distal Humerus)
Anterior
Posterior
Anterior
Posterior

20. Lateral Epicondyle (Distal Humerus)
Anterior
Posterior
Anterior
Posterior

21. Radial Fossa (Distal Humerus)
Anterior
Posterior
Anterior
Posterior

22. Coronoid Fossa (Distal Humerus)
Anterior
Posterior
Anterior
Posterior

23. Humerus: Distal End/Anterior
Medial Supracondylar Ridge
Lateral Supracondylar Ridge
Coronoid Fossa
Radial fossa
Lateral Epicondyle
Medial Epicondyle
Capitulum
Trochlea

24. Humerus: Distal End/Posterior
Olecranon Fossa
Medial Epicondyle
Lateral Epicondyle
Trochlea

25. Radius
“Rotates”
On the thumb side of the forearm

26. Radius: Head

27. Radial Tuberosity

28. Ulnar Notch of the Radius

29. Ulnar Notch of the Radius

30. Radius: Interosseous Ridge

31. Styloid Process of the Radius

32. Radius Distal Anterior Proximal Radial Head Radial Tuberosity
Ulnar Notch
Interosseous ridge
Styloid process
Posterior

33. Head of the Ulna (Distal End)

34. Styloid Process of the Ulna (Distal End)

35. Olecranon Process (Ulna Posterior View)

36. Olecranon Process (Ulna)

37. Coronoid Process (Ulna Anterior View)

38. Trochlear Notch (Ulna)

39. Radial Notch of the Ulna

40. Interosseous Ridge (Ulna)

41. Ulna Supinator Crest Olecranon Lateral Trochlear Notch
Interosseous ridge
Head
Styloid
Process
Coranoid Process
Anterior

42. Scaphoid
Dorsal View
Palm View

43. Lunate
Dorsal View
Palm View

44. Triquetrum
Dorsal View
Palm View

45. Pisiform
Palm View

46. Trapezium
Dorsal View
Palm View

47. Trapezoid
Dorsal View
Palm View

48. Capitate
Dorsal View
Palm View

49. Hamate
Dorsal View
Palm View

50. Metacarpals
Palm View 2 3 4 1 5

51. Distal Phalanges

52. Proximal Phalanges

53. Middle Phalanges

54. The Lower Extremity
The hip extends from the superior margin of the coxal (os coxae or hip bone) bone to the hip joint.
It contains the pelvic girdle which is a ring of bone formed by the two coxal bones.
Articulate at pubic symphysis anteriorly and sacrum posteriorly

55. Os Coxae (Hipbones)
Ilium
Pubic Bone
Ishium

56. Iliac Crest

57. Anterior Superior Iliac Spine

58. Anterior Inferior Iliac Spine

59. Posterior Superior Iliac Spine

60. Posterior Inferior Iliac Spine

61. Greater Sciatic Notch (Ilium)

62. Iliac Fossa

63. Sacroiliac Joint

64. Articular Surface Of Ilium (Articulates with Sacrum)

65. Arcuate Line (Ilium)

66. Ischial Spine

67. Ischial Tuberosity

68. Lesser Sciatic Notch (Ischium)

69. Ischial Ramus

70. Pubic Crest

71. Superior Ramus (Pubis)

72. Inferior Ramus (Pubis)

73. Pubic Arch

74. Male Pelvis

75. Female Pelvis

76. Pubic Symphysis (Fibrocartilage)

77. Obturator Foramen

78. Acetabulum

79. Fovea Capitus (Head of Femur)

80. Femur

81. Head of Femur

82. Neck of Femur

83. Greater Trochanter (Femur)

84. Lesser Trochanter (Femur)

85. Gluteal Tuberosity (Posterior Femur)

86. Linea Aspera (Posterior Femur)

87. Medial and Lateral Supracondylar ridges

88. Medial Epicondyle (Femur)

89. Lateral Epicondyle (Femur)

90. Medial Condyle (Posterior Femur)

91. Lateral Condyle (Posterior Femur)

92. Intercondylar Fossa (Posterior Femur)

93. Adductor Tubercle (Femur)

94. Patellar Surface (Anterior Femur)

95. Medial Articular Surface of Patella (For medial condyle of femur)

96. Lateral Articular Surface of Patella (For Lateral condyle of femur)

97. Tibia

98. Medial Condyle of the Tibia
Posterior
Anterior

99. Lateral Condyle of the Tibia
Posterior
Anterior

100. Intercondylar Eminence (Tibia)
Posterior
Anterior

101. Tibial Tuberosity
Posterior
Anterior

102. Medial Malleolus (Tibia)

103. Fibula

104. Head of Fibula

105. Lateral Malleolus (Distal)

106. Fibular Articular Surface for the Talus

107. Ankle and Foot

108. Talus

109. Calcaneus

110. Cuboid

111. Navicular

112. Cuneiform
Lateral
Intermediate
Medial 1 2 3

113. Metatarsals 5 3 4 2 1

114. The Knee Anterior cruciate ligament (ACL)
Posterior cruciate ligament (PCL)
Lateral meniscus
Medial meniscus
Patellar ligament
Quadriceps tendon

115. The Knee Fibular (lateral) collateral ligament
Tibial (medial) collateral ligament

116. The End
The End