Cnidarian Anatomy

What animal is not a Cnidarian?

• Anemone

• Coral

• Seal

• Jellyfish

Tags

NGSS.MS-LS4-2

What is this?

• Stomach

• cnidocyte

• mouth

• tentacles

Tags

NGSS.MS-LS4-2

What do Cnidocytes do?

• digest food

• nothing

• reproduce

• Stinging cells

What does the part labeled number 5 do?

• Nematocyst, it acts as a harpoon and stabs it's prey.

• Nematocyst, creates venom

• Venom, used for digestion of food

• Cnidocil, acts a lever to activate the nematocyst

Tags

NGSS.MS-LS1-2

Where do nematocysts live in the coral

• theca

• epidermis

• mesoglea

• tentacles

What does the gastrodermis do?

• provides structure

• digests food

• attaches polyp to calcium carbonate skeleton

• catches prey

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Which Cnidarian possesses the Medusa body type?

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• 
• 
• 

Which Cnidarian possesses the polyp body type?

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• 
• 
• 

Every Cnidarian has a Mesoglea. What does it do?

• it is the opening where food enters and waste leaves.

• It houses the zooxanthellae

• It stings it's prey

• It provides structure and support to the body.

Cnidarians have bones.

• True

• False