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Bio 122 Test 3
Platyhelminthes (blue packet)
6
Biology
Undergraduate 1
04/02/2014

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Term
Which of the following is true of Platyhelminthes?
A. diploblastic
B. radially symmetrical
C. coelomate
D. sac digestive system
E. no organs
Definition
D
triploblastic, bilaterally symmetrical, no coelom, yes organs
Term
Which of the following is not true regarding the tissue layers of the Platyhelminthes?
A. the gastrovascular cavity is unbranched
B. they are triploblastic
C. the epidermis is a single cell layer
D. the mesoderm contains mesenchyme tissue
E. the endodermis secretes digestive enzymes into the lumen
Definition
A. highly branched
Term
has a nerve ladder and eyespots
Definition
platyhelminthes
Term
removes excess water in digestive system of platyhelminthes
Definition
flame cells
Term
T/F: Platyhelminthes are hermaphroditic
Definition
T
Term
T/F: Platyhelminthes have nephridiopores
Definition
T
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