ANTH 102: Exam 3

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Oldowan Toolmakers

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33 Terms

1

Oldowan Toolmakers

Complex foragers

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2

Expensive Tissue Hypothesis

Meat eating led to bigger brains

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3

Paranthropus

Large post canine dentition with small anterior dentition

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4

First Homo species to leave Africa?

Homo erectus

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5

NOT a "robust" hominid

Australopithecus africanus

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6

NOT true of Australopithecus afarensis

Knuckle-walked

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7

Turnover Pulse

  • Likely cause of Paranthropus

  • Change in species in Africa

  • Drier climate

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8

What species was Turkana Boy?

Homo erectus

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9

Who made Oldowan tools?

Homo habilis

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10

Which fossil group makes a good generalized potential ancestor to all Primates?

Plesiadapiforms

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11

Omomyids

Galagos and Lorises

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12

Threat & Display Hypothesis

Bipedalism evolved due to sexual signaling

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13

Sivapithecus

Orangutans

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14

Zircon Dating

How scientists determined the age of the Earth

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15

Humans have the same number of bones as other primates

True

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16

Aegyptopithecus

Old world monkeys and apes

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17

Big brains came before bipedalism

False

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18

Piltdown

  • Large brain, ape-like jaw

  • False link/fake science

  • "Humanity evolved in England

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19

Proconsul

Apes

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20

Paleoecology

Uses fossils to understand the paleo-environment

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21

Humans are highly sexually dimorphic

False

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22

Taphonomy

The science of understanding the events that occur between the death of the animal and the collection of its remains

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23

Grassland Ape Hypothesis

Bipedalism evolved for distance hunting in grassy Savannah lands

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24

Genetic difference between humans and apes

Fused Chromosome 2

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25

The Thoracic-Lumbar curve develops when a child begins walking

True

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26

Humans are

Long distance runners

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27

NOT a bipedal adaptation

Cervical curve

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28

Evolution is linear

False

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29

Laetoli footprints

Australopithecus afarensis

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30

Valgus knee

Bipedalism

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31

NOT a bipedal running adaptation

Basicranial flexion

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32

Australopithecus afarensis

  • Sexually dimorphic

  • Bigger brains (500 cc)

  • Bipedal

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33

Key differences between human and nonhuman primates

  • Bipedalism

  • Canine eruption in different times of life

  • Brain sizes

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