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ZOOL 250 lab 8-10 > lab 6 > Flashcards

lab 6 Flashcards

1
Q

Phylum mollusca what classes

A

polyplacophora
gastropoda
bivalve
scaphopoda
cephalopoda

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2
Q

class polyplacophora

A

the chitons

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3
Q

class gastropoda diff groups

A

prosobranchs
opisthobranchs- sea slugs
pulmonates

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4
Q

prosobranchs

A

snails, limpets

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5
Q

pulmonates

A

cornu

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6
Q

bivalva subclasses

A

paleotaxadonta
pterriomorphia
heterodonta
anomalodesmata

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7
Q

class scaphopoda

A

tusk shell

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8
Q

class cephalopoda subclassses

A

nautiloidea
ammonoidea
coleoidea

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9
Q

pteriomorphia

A

mussels, scallops (mytilus), oysters

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10
Q

heterodonta

A

clams: mercebtarua

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11
Q

c. scaphopoda

A

tusk shell

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12
Q

sub.c nautiloidea

A

nautilus

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13
Q

subclass coleoidea orders

A

decapodiformes
octapodifirns

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14
Q

decapodiformes

A

squids: loligo
cuddlefish

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15
Q

octapodiformes

A

octopus

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16
Q

oldest pt of shell gastropod

A

apex

17
Q

periostractum

A

outermost layer of gastropod shell

18
Q

mantle

A

encloses some structures

19
Q

pneumostome

A

small hole near mantle- exchange b/w out and inside mantle

20
Q

mantle cavity

A

cavity b/w mantle that holds shid

21
Q

radula

A

cheese grator, used for feeding

22
Q

dart sac

A

secretes hornoes aiding sperm surviva;

23
Q

siphon

A

moves stuff

24
Q

ctenidium

A

respiratory structure

25
Q

oldest part of bivalve shell

A

umbo(anterior side on right valve)LEFT SIDE

26
Q

ligament

A

holds shit togetherand

27
Q

anterior and posterior adductor muscle scars

A

where muscles attach to shell

28
Q

hinge teeth

A

keeps shell sligjtly open, prevent from twisting or shiting

29
Q

pallial line

A

mantle attachment

30
Q

pallial sinus

A

siphon attachment site
posterior on right valve

31
Q

anterior and posterior adductor muscles

A

hold shell tgthr

32
Q

anterior and post pedal retractor muscles

A

move foot

33
Q

inhalent and exhalent siphones

A

take in or expel particles

34
Q

ctenidiumSnail

A

resp, pump water to labial palp, capture food

35
Q

labial palp

A

help sort inhaled material

36
Q

what is the ceolum called

A

pericardial ceolum

37
Q

frontal cilia

A

move food to food groove

38
Q

laterofrontal cilia

A

move particles to frontal cilia

39
Q

lateral cilia

A

water flow

ZOOL 250 lab 8-10 (12 decks)

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