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Starfish Parts. This white disc on the aboral surface is the ________________ Its function is _______________________. Madreporite. Let water into water vascular system. A=?. ampulla. A. Its function is to ___________________________. Squeeze to control water

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Presentation Transcript
slide2
This white disc on the aboral surface is the ________________

Its function is _______________________

Madreporite

Let water into water vascular system

slide3

A=?

ampulla

A

Its function is to

___________________________

Squeeze to control water

entering/leaving tube feet

slide5

LABEL THE PARTS of the Water Vascular system

#2

ring canal

#1 =

__________

__________

#2 =

____________

#3 = ________________

#3

#1

Stone canal

dfsdf

ampullae

slide6

A

Digestive glands

gonads

B

C

ossicles

slide7

This diagram represents the 3 structures you learned about on the surface of a starfish.

The blue structures are _____________for _____________________.

The red structures are ____________

for ____________________

The green structure is a _____________

for _________________________

spines

protection

Skin gills

Exchanging gases/removing nitrogen waste

pedicellaria

keeping the surface free of organisms

slide8

A

mouth

B

Ambulacral groove with tube feet

slide9
These are located

in the

ambulacral

groove

Tube feet

Their function is ?

Locomotion, suction cups can grab food,

pry open clam shells, surface can exchange gases and nitrogen waste

slide10
This opening onthe oral surface is the _____________

mouth

This seastar is showingyou its ___________

surface.

aboral

slide11

Stone canal

This tube is the

______________

It has ______________________________

in it to make it hard.

Calciumcarbonate

madreporite

It connects the _______________________

to the ___________________

ring canal

slide12

spines

A

Tube feet

B

C

ambulacral groove

slide13

Ambulacralridge

The arrow is pointing at the

___________________________

The part of the water vascular system

that is found inside this ridge is the

______________________

The part of the nervous system that is

found inside is the _________________

Radial canal

Radial nerve

slide15

oral

This starfish

is showing you its _____________ surface.

slide16

A

Identify A

Ring canal

slide17

madreporite

Tell the function of each part:

Opening for water vascular system _____________________

Absorb nutrients _____________________

Connect madreporite

to ring canal ______________________

Plates that fuse to formskeleton ______________________

Make sperm or eggs _________________

Exchange gases and get

rid of nitrogen waste _________________

Digestive glands

Stone canal

ossicles

gonads

Skin gills

slide18
These structuresthat lie under the digestive glands are the

________________

gonads

Their function is to

____________________

Their body system is _______________

Make eggs or sperm

reproductive

slide19
These are located at the tip of each arm

eyespots

Their function is

______________________

To sense light and dark

slide20

pedicellariae

Tell the function of each part:

Keep skin free of organisms _____________________

Extruded out throughmouth during feeding ________________

Stomach that connects to digestive glands ______________________

Squeeze to move water

up and down in tube feet _________________

Spikes on surface for protection _____________

Cardiac stomach

Pyloric stomach

ampullae

spines

slide21
This white disc on the aboral surface is the

________________

madreporite

It belongs to the

____________________ system

Its function

________________

Water vascular

Opening for water entering the WVS

slide23

ID THE PARTS SHOWN

A

B

E

C

F

D

MADREPORITE

AMPULLAE

A = _________________ E = ___________________

B = _________________ F = ___________________

C = _________________

D = _________________

STONE CANAL

TUBE FEET

RING CANAL

RADIAL CANAL

slide24

pyloric

The digestive glands connect to the __________________ stomach.

cardiac

The ___________________ stomach is extruded out of the mouth during feeding

slide25

coelom

This space around

the organs is the ________________

Type of body cavity found in echinoderms

Acoelom Pseudocoelom Eucoelom

EUCOELOM

slide27
Identify B (seen as bubbles along ambulacral ridge)

B

ampulla

Its function is ____________________

Squeeze to move water up and down in tube feet

slide28

#1

#2

#1 = _______________

#2 = _______________

#3 = _______________

#4 = _________________

#3

#4

Stone canal

Ambulacral ridge

ampullae

Ring canal

slide29

Pyloric stomach

A= __________________________

B=__________________________

C= __________________________

D=__________________________

E= __________________________

Cardiac stomach

Digestive glands

anus

mouth

slide30
These greenish brown structures

are the

________________

Digestive glands

Tell their functions

____________________

____________________

____________________

Make bile

Finish digestion

Absorb nutrients

slide31

spines

These white structures on the surface are ________________

They connect down below to the_____________ underneath.

Their function is

________________

skeleton

protection

slide32

bipinnaria

Echinoderm larva with wings

________________

Type of symmetry seen

in the larval form

____________________

Type of symmetry seen in adult echinoderms

________________

bilateral

radial