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8 Cards in this Set
- Front
- Back
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IQ
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Only 16% of IQ is related to brain size, humans use more energy:20% for their brains, larger cerebrum
-no difference in size between brains |
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What are some evolutions (in body parts) for bipedalism?
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Humans have a big toe, not a thumb like chimps. Used for pushing off
-Knock kneed, this leaves our weight directly below us for balance -Human spinal columns are vertical, centers the weight, yet slightly curved to absorb shock -wider and flatter pelvis, muscle attachments -Balance is critical |
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What are the different stages of prenatal growth?
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- Zygote: the fertilized egg implants itself in the uterine wall
-Embryonic- lasts (2-8 weeks) by the end the different organ systems have developed and looks human -Fetus- (8 weeks til birth) continues to develop |
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What are the five stages of postnatal growth?
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Infancy, childhood, juvenile, adolescence, adulthood
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What are some differences in tool use between chimps and humans?
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Humans save and reuse tools, they depend on tools, use tools to make other tools.
-Chimps make new tools each time, don't use tools to make tools |
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Why does it make sense that sexual maturity is postponed?
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So much of human survival depends on learning, so they have to be physically and socially capable of providing for offspring
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Hominids
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humans and humanlike ancestors
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What are some monkeys that learned to do sign language?
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-Washoe the chimp, Koko the Gorilla
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