lab 7 Flashcards

1
Q

funnel loligo

A

exhalent thing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

fins loligo

A

for thrust

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

tentacles loligo

A

no suckers along length, however on tip
there are 2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

arms loligo

A

suckers along lenth
there are 8

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

suckers loligo

A

catch prey and grasping

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

color changing epidermal cells

A

chromatophores

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

what secretes egg cases or egg gel

A

nidamental gland

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

funnel valve

A

locomotion via jet propulsion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

what positions funnel

A

funnel retractor muscles

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

stellate ganglia

A

sensory info relay, connects axons

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

systemic heart

A

pump blood from branchial hearts to rest of body

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

branchial hearts

A

pump blood through gills

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

ink sac

A

ink excretion for defense

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

caecum

A

digestrion and absorption of nutrients

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

jaws

A

killing and dismembering, chitenous

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

subclass nautiloidea

A

nautilus
grooves and ridges instead of suckers

17
Q

pen

A

homologous to external shell

18
Q

subc ammonoidea- how did it remain midwater

A

gas thru siphuncle
big mfs
cephalopoda

19
Q

coleoidea

A

internal or absent shell

20
Q

order decapodiforms

A

subclass coleoidea
cuttlefish
cuttlebone like pen

21
Q

octopodiforms

A

8 arms no tentacles
no shell

22
Q

columella

A

protection from drying out and predators

23
Q

siphonal canal

A

water flow to sensory organs

24
Q

umbilicus

A

hollow space within whorls

25
Q

periostracum

A

outermost coating protects shell from corrosion

26
Q

operculum

A

close aperature

27
Q

siphuncle

A

allow adjustment of buoyency, input or outputs water