Errantia (Polychaeta) Flashcards Preview

Invertebrate Zoology > Errantia (Polychaeta) > Flashcards

Flashcards in Errantia (Polychaeta) Deck (7)
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1
Q

Parapodia of Polychaeta

A

Paired muscular bristle-bearing appendages used in locomotion, respiration, sensation

2
Q

Nuchal Organs in Polychaeta

A

Chemoreception, ciliated pit or groove, light detection, food detection

3
Q

Pedal Ganglia in Polychaeta

A

Control Parapodial Movement

4
Q

Pair of Pygidial Cirri in Polychaeta

A

Sensory Appendage

5
Q

Three major lifestyles in Polychaeta

A

Burrowers, Crawlers, Swimmers

6
Q

Cross-helical Arrangement

A

Alignment of muscle fibers to prevent kinking in tight bends

7
Q

Polychaete Tubes

A

Sedentary Polychaetes secrete tubes from variety of materials