Course

Animal Biology

Study Pack

Set 17 Chordata Urochordata And Cephalochordata

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Question 1

(Multiple Choice)

Free
The ciliated groove that extends longitudinally along the midventral aspect of the pharynx in cephalochordates is the

A)atrium.
B)midgut cecum.
C)cirrus.
D)endostyle.
E)myotome.

Answer

Question 2

(Multiple Choice)

Free
In chordates,_______ are a series of openings that may function in filter feeding or as the location of gills.

A)pharyngeal slits
B)atriopores
C)stoma
D)diverticulae
E)siphons

Answer

Question 3

(Multiple Choice)

Free
Root-like extensions of the tunic called __________ are used to anchor a tunicate to the substrate.

A)canaliculi
B)interstyles
C)joints
D)rhizomes
E)stolons

Answer