animals Flashcards

(32 cards)

1
Q

has organs and tissues

A

Radial symmetry

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2
Q

nerve cells clusters at the front with senses

A

bilateral symmetry

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3
Q

body cavity

A

coelom

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4
Q

fluid filled body cavity

A

psuedocoelom

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5
Q

mouth is first opening created

A

protostome

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6
Q

will develop an anus first

A

deuterostome

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7
Q

many pieces come together to make something

A

segmentation

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8
Q

reproduce in many different ways

A

sponge reproduction

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8
Q

outside layer is used to protect

A

cnidocytes/ nematocysts

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9
Q

have no coelom

A

acoelomate

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10
Q

different types of cells working together to do one job

A

tissues

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11
Q

all individuals can be male or female

A

hermaphrodite

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12
Q

full digestive, mouth to anus

A

roundworm digestion

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13
Q

membrane surrounding internal organs

A

mollusk mantle

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14
Q

food particles trapped, directed into mouth

A

gills

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14
Q

surround outside, protects the body

A

mollusk radula

15
Q

muscle used for movement

16
Q

organ that stores food

17
Q

organ full of hard particles that grind food

18
Q

closed circulatory system, breathe through skin

A

earthworms circulatory and breathing

19
Q

difference between endo and exoskeleton

A

exo has a hard external covering and endo has an internal frame

19
Q

origin of animals

20
Q

what do animals lack that plants have

A

chloroplasts, vacuoles, and cell walls

21
Q

example of porifera

22
example of cnidaria
jellyfish
22
example of platyhelminthes
flatworms
23
example of nematoda
roundworms
24
example of mollusca
clams, snails, octopuses
25
example of annelida
segmented worms
26
example of anthropoda
spiders
27
example of echinodermata
starfish
28
example of chordata
mammals