440 likes | 552 Views
Class Slides Set 15B The Upper Body. Homosapien & Primate. Brachiation (from "limb" or "branch” to Erect Walking. Skeleton of a brachiator (gibbon). Understanding Physical Anthropology and Archaeology, 9th ed ., p. 121. The upper body. Human skeleton ( Homo sapiens ) – bipedal hominid.
E N D
Class Slides Set15B The Upper Body
Homosapien & Primate Brachiation (from "limb" or "branch” to Erect Walking
Skeleton of a brachiator (gibbon) Understanding Physical Anthropology and Archaeology, 9th ed., p. 121
Human skeleton (Homo sapiens) – bipedal hominid. Understanding Physical Anthropology and Archaeology, 9th ed., p. 429
Spine has become more massive and rigid, with fewer vertebrae . . .
Humans developed an S-curved backbone (rather than one with a simple curve)
Human vertebral column (lateral view). Understanding Physical Anthropology and Archaeology, 9th ed., p. 243
Modern human skeleton Understanding Physical Anthropology and Archaeology, 9th ed., p. 429
Human skeleton (Homo sapiens) – bipedal hominid. Understanding Physical Anthropology and Archaeology, 9th ed., p. 429
Modern human skeleton Understanding Physical Anthropology and Archaeology, 8th ed., p. 223
The forelimbs of apes have become strengthened and elongated (relative to the length of the body)
Homo habilis Humankind Emerging, 7th ed., p. 240
Modern human skeleton Understanding Physical Anthropology and Archaeology, 8th ed., p. 223
Gorilla Humankind Emerging, 7th ed., p. 113
Hands become more hand-like . . .
Power grip – (“prehensility”) a grip involving all fingers of the hand equally, as in grasping a baseball
Precision grip – (“opposability”) a grip that involves opposing the tip of the thumb to the tips of the other fingers
Hand anatomy. Understanding Physical Anthropology and Archaeology, 9th ed., p. 435
Primate (Macaque) hand Understanding Physical Anthropology and Archaeology, 8th ed., p. 121
Two-year-old Baboon The Primates, Time-Life (1974) p. 126
Continue on to Set # 16A The Skull