Ch 34 Platyhelminthes, Nematoda and Rotifer ch review

A tapeworm lives inside of a host's body. This means that tapeworms are _______________. 

• Ectoparasites
• Endoparasites
• Free-living
• Flukes

Flatworms have no true body cavity. This means they are ____________________. 

• Symmetrical
• Sessile
• Coelomates
• Acoelomates

The small segments behind a scolex that reproduce quickly, making a tapeworm longer and longer are called...

• Cilia
• Hooks
• Proglottids
• Snaps

Tags

NGSS.MS-LS3-2

What is cephalization? 

• Having male and female parts.
• A concentration of sense organs and nervous system at the anterior end of the body. 
• Feeding off of another organism.
• Breathing through the skin.

Which type of filarial roundworm is the most life-threatening canine worm, but causes elephantitis in humans ?

• Heartworm
• Pinworm
• Hookworm
• Liverworm

What structure do planaria use for feeding?

• Cilia
• Scolex
• Proglottids
• Pharynx

Why is it so important that Platyhelminthes worms have a flattened body?

• So they can fit in small spaces.

• It's easier for them to move that way.

• Their cells absorb oxygen through their skin, so they have to be close to the outside for diffusion to occur.

• It makes reproduction more simple.

What causes the disease trichinosis?

• Walking around with bare feet
• Eating undercooked meat

Which class do planarians belong to?

• Turbellaria
• Cestoda
• Monogenea
• Trematoda

Tags

NGSS.MS-LS4-2

Which class of flatworms are tapeworms?

• Turbellaria
• Trematoda
• Monogenea
• Cestoda