INTRODUCTORY. 
19 
1. The acromion of the scapula. 
2. The coracoid process of the bone. 
K. The os humeri. . 
3. The head, or ball of the os humeri. 
4. Internal tubercle of the os humeri; and, farther out, the 
groove for lodging the tendon of the long head of the 
biceps muscle. 
5. The inner, and 
6. The outer condyle of the os humeri. Between 5 and 6, 
the hollow for lodging the coronoid process of the ulna 
in the flexion of the fore arm. 
L. The radius. 
7. The head of the radius. 
M. The ulna. 
8. The coronoid process of the ulna. 
N. Bones of the carpus. 
O. The metacarpal bone of the thumb. 
P. The metacarpal bones of the fingers. 
Q. The two bones of the thumb. 
R. The three phalanges of the fingers, and the os coccygis, 
joined by its shoulder to the os sacrum. 
BONES OF THE INFERIOR EXTREMITY. 
S. The os femoris. 
9. The ball or head of this bone, lodged in the acetabulum. 
10. The cervix of the bone. 
11. The large trochanter. 
12. The small trochanter. 
13. The inner condyle. 
T. The patella, placed upon the trochlea of the os femoris. 
U. The tibia. 
14. The head of the tibia, between which and the condyles of 
the os femoris, the semi-lunar cartilages appear. 
15. The tubercle of the tibia. 
16. The malleolus internus. 
V. The fibula, the upper end of which is connected with the 
tibia. 
17. The malleolus externus. 
