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Human Evolution Exam 2 Unit 3
unit 3
24
Anthropology
Undergraduate 1
04/10/2012

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Term
metatheria
Definition
mammals that reproduce without a placenta, including the marsupials
Term
prototheria
Definition
mammals that reporoduce by egg laying then nurse young from nipples
Term
eutheria
Definition
mammals that reproduce with a placenta and uterus
Term
promsimian
Definition
member of the primat esuborder Porsimii that includes the leumrs, lorises, galagoes, and tarsiers
Term
anthropoid
Definition
members of the primate suborder Anthropoieea that includes the monkeys, apes, and hominids
Term
arboreal hypothesis
Definition
focuses on the value of grasping hands and steroscopic vision for life in the trees
Term
visual predation hypothesis
Definition
focuses on value of grapsping hands and steroscopic vision for catching small prey
Term
dental arcade
Definition
the parabolic arc that forms the upper and lower row of teeth 3:2:2:1
Term
neocortex
Definition
the part of the brain that controls the higher cognitive function; the cerebrum
Term
ontogeny
Definition
the life cycle of an organism from conception to death
Term
dijurnal
Definition
active during daytime
Term
nocturnal
Definition
active during night time
Term
sociality
Definition
group living
Term
strepsirhines
Definition
lemurs, lorises, galagoes
Term
haplorhines
Definition
tarsier, new world monkeys, old world monkeys, apes,and hominids
Term
prehensile tail
Definition
grasping tail
Term
polyandrous mating system
Definition
one female mates with multiple males
Term
estrus
Definition
hormonally influenced period of secual receptivity in some female mammals that corresponds to the timing of ovulation
Term
hylobatid
Definition
member of the gibbon or lesser ape family
Term
pongid
Definition
one of the four great apes species: gorilla, chimp, bonobo, or orangutan
Term
hominid
Definition
humans
Term
brachiation
Definition
mode of arm hanging and arms swinging that uses rotating shoulders
Term
frugivorous
Definition
fruit eating
Term
folivores
Definition
animals that eat a diet composed mainly of leaves, or foliage
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