Human and comparative anatomy, physiology, and hygiene . he meta-tarsal bones. 10. The first bone of the great toe. 11. The second , 13, 14. Three ranges of bones, forming the small toes. 256. The tarsus (ankle bones) are seven in are bound together like those of the wrist, andhave but little motion. (Figs. 79, 80.) Q. What is said of the tarsus 1 257. The metatarsus contains five bones. These,with the tarsal bones, form the arch of the foot. By theform of the foot, jars or concussions of the brain areprevented in running and leaping. (Figs. 79, 80.) 104 ANATOMY, PHYSIOLOGY,
Human and comparative anatomy, physiology, and hygiene . he meta-tarsal bones. 10. The first bone of the great toe. 11. The second , 13, 14. Three ranges of bones, forming the small toes. 256. The tarsus (ankle bones) are seven in are bound together like those of the wrist, andhave but little motion. (Figs. 79, 80.) Q. What is said of the tarsus 1 257. The metatarsus contains five bones. These,with the tarsal bones, form the arch of the foot. By theform of the foot, jars or concussions of the brain areprevented in running and leaping. (Figs. 79, 80.) 104 ANATOMY, PHYSIOLOGY, AND HYGIENE. Q. How many metatarsal bones ? What is the form of thefoot ? What does this form prevent 1 258. The phalanges (bones of the toes) are fourteen in number. These bones are smaller than those of the fingers, and their motion is more limited; yet persons with no hands have been able to use scissors, pencil, and knife with the toes. (Figs. 79, 80.) • Q. How many toes are there 1 What is said of their size ?Their motion ? Their use ? Fig. Fig. 80. A side view of the bones of the foot, showing its archedform. The arch rests upon the heel behind, and the ball of the toes infront. I. The lower part of the tibia. 2, 3, 4, 5. Bones of the The metatarsal bone. 7, 8. The bones of the great toe. These bonesare so united as to secure a great degree of elasticity, or spring. of the LowerExtremities. KEVIEW. 252, 253, 254, 255, 256, 257, 258. Anatomy 251, 258 Physiology 257 Hygiene Review by Questions. — What bones do the lower extremities comprise ?What can you say of the bones of the leg ? What can you tell of thefoot ? of the tarsus ? of the metatarsus ? of the phalanges ? Review by Topics. — Give the Anatomy of the lower extremities, thePhysiology, the Hygiene. (See outline anatomical, Plates I. and II.) COMPOSITION OF BOXES. 105 Lesson XXIII. 259. The bones, like other parts of the body, arecomposed of solids a^d fluids, as well as of different ele-ments,
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