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BS1007 Cairns > Echinoderms > Flashcards

Echinoderms Flashcards

1
Q

“<b>What 3 organs are used fo respiration in echinoderms?</b>”

A

Gills, papula, tube feet

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2
Q

“<b>The first animal group to have a true brain and heart?<br></br></b>”

A

“Echinoderms<br></br><img></img>”

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3
Q

“<b>What is the role of madreporite?<br></br></b><img></img>”

A

preforation plug allows water in

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4
Q

“<b>what is the water vascular system</b>”

A

canals connecting to tube feet used for locomotin, respiration and feeding. Hydraulic system

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5
Q

“<b>what is the endoskeleton made out</b>”

A

connective dermis and calcerous ossicles

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6
Q

“<b>what is a pedicellaria?</b><b><br></br></b>”

A

“small pincer organ dor defense<br></br><b><br></br></b><img></img><img></img>”

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7
Q

“<b>are echinoderms segemented?</b>”

A

yes

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8
Q

“<b>are echnioderms hermphrodites?</b>”

A

no, dieocious

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9
Q

“<b>do echinoderms use internal fertilization<br></br></b><img></img>”

A

yes

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10
Q

“<b>what are dermal brachiae (Papulae)</b><br></br><img></img>”

A

skill gills, projections of coleom

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11
Q

“<b>what protects the gills on aboral side of echinoderms<br></br></b><img></img>”

A

paxillae

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12
Q

“<b>which is the aboral side?<br></br></b><img></img><b><br></br></b>”

A

top side away from mouth

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13
Q

“<b>do Crinoidea have a</b><b>pedicillaria, spines or madreporite</b>”

A

“<br></br><img></img><br></br>no pedicillaria, spines or madreporite”

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14
Q

“<b>Asteroidea (sea stars) vs Ophiuroidia (brittle stars)<br></br></b><img></img>”

A

“Asteroidea use tube feetfor movement while ophiuroidia use arms to move<br></br>sea stars have a complete digestion systen, brittle stars don’t have an anus and it only happens in central disc<br></br><br></br>Ophiuroidia:long spindly arms<br></br><br></br>”

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15
Q

“<b>what are ossicles<br></br></b><img></img>”

A

tiny bone bumps for protection and structure

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16
Q

“<b>what are the two stomachs of asteroidea?</b>”

A

cardiac - spews mouth on prey<br></br>plyoric - connects to digestion glands and intestines

17
Q

“<b>how do Holothuriodea eat<br></br></b><img></img>”

A

sea cucumbers<br></br>tube feet - mucous oral tentaclels catch food, processed through long intesetines

18
Q

“<b>how do</b><b>Crinoidea</b><b></b><b>move?</b>”

A

move with cirri and swim with arms

19
Q

“<b>which echinoderm may have a holdfast?</b>”

A

crinoidea

20
Q

“<b>which echinoderm has a complete digestion system</b>”

A

asteroidea

21
Q

“<b>Which echinoderm catches food in muscous, then tube feet move it down the ambularcral grooves, then moved down pinnacles, into mouth</b>”

A

“crinoidea<br></br><img></img>”

22
Q

“<b>what are tube feet<br></br></b><img></img><b><br></br></b>”

A

assist with digestion, locomotion and respiration<br></br>suction cup things

23
Q

“<b>what is a bursa</b><br></br><img></img>”

A

” <div> <div> <div> <div style="">cilia-lined sacs for gas exchange and sometimes</div>brooding in Ophiuoida<ul> </ul> </div> </div> </div>”

24
Q

“<b>which echinoderm has closed ambulacral grooves?<br></br></b><div> <div> <div> <div> <div><img></img><br></br></div> </div> </div> </div></div>”

A

Ophiuroidia

25
Q

“<div> <div> <div> <div> <div><b>Holothuroidea have a stone canal, also called a</b><br></br></div> </div> </div> </div></div>”

A

“polian vesicle (tube leading to madreporite)<br></br><br></br><img></img>”

26
Q

“<b>Holothurioidea have mucous covered tentacles, T or F?</b>”

A

true

27
Q

“<b>Holothurioidea have webbed papillape for swimming,T or F?<br></br></b><img></img>”

A

true

28
Q

“<b>which echinoderm class moves by trashing in a u motion?<br></br></b><img></img>”

A

“<b>Holothurioidea</b>”

29
Q

“<b>which enchidoderm class breathes through anus and has a cloaca?<br></br></b><img></img>”

A

“Holothurioidea”

30
Q

“<b>which echinoderm class is capable of mass spawning</b>”

A

“Holothurioidea”

31
Q

“<b>what are cuverian tubes?</b><b><br></br></b>”

A

“sticky webbing entagles pedators<br></br><b><br></br></b><img></img>”

32
Q

“<b>which echinoderm has spines attached to a ball and socket joint?<br></br></b><img></img><b><br></br></b>”

A

echinooidea

33
Q

” <div> <div> <div><b> Ossicles fused to form a strong, rigid test in which class of echinoderms<br></br></b><img></img><br></br><ul> </ul> </div> </div> </div>”

A

echnoidea

34
Q

“<div> <div> <div> <div> <div><b>which echinoderm moves by pulling along the substrate<br></br></b><img></img><b><br></br></b></div> </div> </div> </div></div>”

A

crinodidea

35
Q

“<b>Asteroidea use ___ for movement while ophiuroidia use ___ to move</b>”

A

tube feet, arms

BS1007 Cairns (22 decks)

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