final p.2 Flashcards

1
Q

What are facial features of old-world monkeys that differentiate them?

A

nostrils are closer together (narrow septum) and point downward
elongated snout

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2
Q

What are features that differentiate monkeys from the southern hemisphere?

A

flat noses and a prehensile tail

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3
Q

What are perrisodactyla?

A

odd-toed ungulates (horse, rhino, tapir)

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4
Q

WHat are arteriodactyla?

A

even-toed ungulates (deer, hippo, pig, whale)

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5
Q

WHat makes a snake arboreal?

A

longer tails, sharp edges on belly (semicircular body plan)

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6
Q

WHat are the rear molars in a carnivore used for?

A

for grinding and crushing meat and break down food into smaller pieces for easier swallowing. slice through sinews and other fibrous materials in prey

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7
Q

What are other features of carnivore skulls?

A

pronounced jawline for stronger bite force
larger forward facing eye-sockets for depth perception
skull larger and more robust

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8
Q

What is the movement of salamanders like?

A

lateral undulation

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9
Q

What are 5 traits that distinguish vertebrates?

A

vertebral column
cranium
mineralized tissues
3-part brain
endocrine organs

w-shaped myomeres
muscular pharynx

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