Echinderm Unit Flashcards

1
Q

Echinoderm

A

Any Radiating engagement of parts of the body wall stiffened by calcareous pieces that may protrude as spines

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2
Q

Endoskeleton

A

This is an internal framework of the body that is like a skeleton.

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3
Q

Pedicellariae

A

These are little pincers that capture and find tiny prey.

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4
Q

Madreporite

A

A sevie plate that allows water to pass through the system, or body.

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5
Q

Radial Symmerty

A

The creature is equal on both sides of its body.

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6
Q

Radial Canal

A

no idea

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7
Q

Ring Canal

A

This is a system that allows the star fish to breath

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8
Q

Arm/Ray

A

This has all the movement of the body and are its appengaes

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9
Q

Bilateral Symmerty

A

This is a symmetry that you are the exact same on both sides of your body

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10
Q

Water Vascular System

A

A system of closed fluid-filled tubes that help the creature in it’s basic function.

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11
Q

Ambulacral Groove

A

This allows the star fish to grab food.

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12
Q

Ossicels

A

no idea okay

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13
Q

Pyloric Ceacum

A

i dont care

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14
Q

Pyloric Stomach

A

stomach 1

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15
Q

Cardiac Stomach

A

stomach 2

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16
Q

Ampullae

17
Q

Gonads

A

These are sex glands

18
Q

Centeral Disc

A

something that holds the things

19
Q

Tube Feet

A

These are used for grasping, and locomotion.

20
Q

Exterinal Fertilazion

A

This is when the star fish release the sperm and it’s eggs to eggs from the other, than they procreate

21
Q

Regeneration

A

The restoration or regrowth of new, or old organs. This is like limbs or such things.

22
Q

Sea Star

A

Another name for a starfish

23
Q

Brittle Star

A

A very small starfish, that is very fragile.

24
Q

Sea Urchin

A

A spiky creature that is made of many plates. They also grow projecting spines.

25
Sand Dollar
The favroite food of star fish, and we really only ever see their skeletons which we call sand dollars
26
Sea Lilies
A stalked, sessile Crinoid
27
Feather Stars
A free swimming Crinoid
28
Sea Cucumbers
A creature with a long leathery body, that looks like a cucumber
29
Sea Daisies
A creature that looks really cool mistaken for plants