class slides set 15b the upper body
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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. - PowerPoint PPT PresentationTRANSCRIPT
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Class Slides Set 15B
The Upper Body
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Homosapien & Primate
Brachiation(from "limb" or "branch”
to
Erect Walking
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Understanding Physical Anthropology and Archaeology, 9th ed., p. 121
Skeleton of a brachiator (gibbon)
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The upper body . . .
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Human skeleton (Homo sapiens) – bipedal hominid.
Understanding Physical Anthropology and Archaeology, 9th ed., p. 429
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Spine has become more massive and rigid, with fewer vertebrae . . .
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Humans developed an
S-curved backbone(rather than one with a simple curve)
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Human vertebral column (lateral view).
Understanding Physical Anthropology and Archaeology, 9th ed., p. 243
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Chest has become wider and more barrel-like
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Modern human skeleton
Understanding Physical Anthropology and Archaeology, 9th ed., p. 429
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Shoulders have broadened
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Human skeleton (Homo sapiens) – bipedal hominid.
Understanding Physical Anthropology and Archaeology, 9th ed., p. 429
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Relatively longer necks have developed
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Understanding Physical Anthropology and Archaeology, 8th ed., p. 223
Modern human skeleton
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Humankind Emerging, 7th ed., p. 190
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The arms and hands . . .
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The forelimbs of apes have become strengthened and elongated
(relative to the length of the body)
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Humankind Emerging, 7th ed., p. 240
Homo habilis
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Understanding Physical Anthropology and Archaeology, 8th ed., p. 223
Modern human skeleton
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Humankind Emerging, 7th ed., p. 113
Gorilla
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Hands
become more hand-like . . .
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Humankind Emerging, 7th ed., p. 174+
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Power grip – (“prehensility”)
a grip involving all fingers of the hand equally, as in grasping a baseball
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Precision grip –(“opposability”)
a grip that involves opposing the tip of the thumb to the tips of the
other fingers
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Hand anatomy.
Understanding Physical Anthropology and Archaeology, 9th ed., p. 435
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Primate (Macaque) hand
Understanding Physical Anthropology and Archaeology, 8th ed., p. 121
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The Primates, Time-Life (1974) p. 126
Two-year-old Baboon
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The SkullContinue on to Set # 16A
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