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BS1007 Cairns > Crustacea > Flashcards

Crustacea Flashcards

1
Q

“<b>Bra<u><i>n</i></u>chiopods vsBrachiopods<br></br></b><img></img>”

A

“Bra<u><i>n</i></u><b>chiopods </b>- crustaceans (fins)<br></br><br></br><b>Brachiopods </b>- shells like bivalves but not left and right arrangement<br></br><br></br>N<b> - </b>crustaceans”

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2
Q

“<b>How are crustaceans different to chelicerates?</b>”

A

Presence of antenae

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3
Q

“<b>Do barnacles (Cirripedia) spawn?<br></br></b><img></img>”

A

No - use BDE

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4
Q

“<b>Do Crustaceans have a coleom?</b>”

A

Yes

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5
Q

“<b>Are antennae in crustceans the smaller 1st pair or the second longer pair?</b>”

A

2nd pair

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6
Q

“<b>The Green Gland pore in prawns and crabs (Decapods - Malocrustacea) is found?</b>”

A

On the base of the 2nd antennae

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7
Q

“<b>Biramous appendeges in Crustaceans have which two segments?</b>”

A

Exo & Endopods

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8
Q

“<b>Decreasing appendages & increasing specialisation is found in which Phyla?</b>”

A

Crustacea

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9
Q

“<b>Are crustaceans protosomes?</b>”

A

Yes

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10
Q

“<b>Repoduction is mostly sexual, rarely asexual, and occasionally parthenogenic - describes the traits of which Phyla?</b>”

A

Crustacea

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11
Q

“<b>Nephridia excretes NH3 ammonia over gills in which phyla?</b>”

A

Crustacea

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12
Q

“<b>What are Scaphongnaithite?</b>”

A

leafy gill bailers on the 2nd maxillae, organ pumps water over gills to promote gas exchange

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13
Q

“<b>How do small crustaceand respire vs large crustaceans?</b>”

A

Small ones respire across body surface, large ones respsire via feathery gills protected by a carapace

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14
Q

“<b>Large crustaceas use feathery gills that increase surface area which helps with?</b>”

A

respiration

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15
Q

“<b>Which phyla uses brood sacs or brood chambers on thier abdominal appendages?</b>”

A

crustacea

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16
Q

“<b>How do green glands function?</b>”

A

“osmoregulates body cavity fluid, filters & excretes out pore on 2nd antenna<br></br><br></br>also used for sex signaling by males”

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17
Q

“<b>Branchiopoda are a phyla similar to bivalves. True or false?<br></br></b><img></img>”

A

False - small primitive shrimp

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18
Q

“<b>Are nauplis segmented?</b>”

A

No - unsegmented

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19
Q

“<b>How many appendages to Naupluis have?</b>”

A

3 - antennae, anntenules, manidbles

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20
Q

“<b>Crustaceans and ____ have setae on appendages for locomotion and respiration?</b>”

A

Polychatae

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21
Q

“<b>Difference between Isopod and Amphiopod?</b>”

A

“Isopods are DV flattened, Amphiopods are laterally flattened”

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22
Q

“<b>Amphiopods are DV flattened. True or False?<br></br></b><img></img>”

A

false, isopods are

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23
Q

“<b>Isopods are laterally flattened. True or False?<br></br></b><img></img>”

A

False - DV flattened

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24
Q

“<b>What do Isopods and Amphioda have in common?</b>”

A

“can be parastitic<br></br>flattened but differently<br></br>sessile eyes not attached to stalk<br></br>no carapace<br></br><img></img>”

25
Q

“<b>Isopods and Amphioda both have sessile eyes attached to a stalk. True or False?</b>”

A

False - not attached to stalk

26
Q

“<b>Isopods and Amphioda have no carapace. True or False?</b>”

A

True

27
Q

“Isopods (Malacostraca order),Copepoda (Maxillopoda sub class),Anostraca (Branchiopoda order), and Amphioda (Malacostraca order) <b>share what trait?</b><div> <div> <div> <div> <div><br></br> </div> </div> </div> </div></div>”

A

no carapace<br></br>

28
Q

“<div> <div> <div> <div> <div><b>What are the 4 orders of Malacostraca?<br></br></b><img></img><b><br></br></b></div> </div> </div> </div></div>”

A

“<div> <div> <div> <div> <ol> <li> <div>Isopoda – no carapace, DV flattened with armour plating;</div> </li><li><div>Amphipoda – no carapace, laterally flat</div></li><li><div>Euphausiacea – plankton</div></li><li><div>Decapoda – crabs, lobsters, shrimp</div></li> </ol></div> </div> </div></div>”

29
Q

“<b>Whale shark food plankton belongs to which order?<br></br></b><img></img>”

A

<div> <div> <div> Euphausiacea<br></br><ol> </ol></div> </div> </div>

30
Q

“<b>Which order do crabs and lobsters belong?</b>”

A

Decapoda

31
Q

“<b>What are the 3 classes of Crustacea?<br></br></b><img></img>”

A

Branchiopoda<br></br>Maxillopoda<br></br>Malacastraca

32
Q

” <div> <div> <div> <b>The order of parastic isopods that eat fish tounges belong to which class<br></br></b><img></img><b><br></br></b></div> </div> </div>”

A

Malacostraca

33
Q

“<div> <div> <div> <div> <div><span>Malacostraca is an order of the class Maxillopoda. True or False?</span></div> </div> </div> </div></div>”

A

false - malacostraca are their own crustacean class

34
Q

“<div> <div> <div> <div> <div><b>Maxillopoda is an order of Crustaceans. T orF?</b></div> </div> </div> </div></div>”

A

False - they are thier own class

35
Q

“<b>What are the two subclasses of Maxillopoda?</b>”

A

<div> <div> <div> <div> <div>Copepoda<br></br><div> <div> <div> <div> <div>Thecostraca<br></br> </div> </div> </div> </div></div></div> </div> </div> </div></div>

36
Q

“<b>What are the main traits of the Branchiopod orders<br></br><br></br>Anostraca (fairy shrimp)<br></br>Notostraca<br></br>Diplostraca (sea lice)</b>”

A

” <div> <div> <div> <div>Anostraca: no carapace<br></br>Notostraca: carapace large dorsal shield<br></br>Diplostraca: carapace encloses body but not head</div> </div> </div> </div>”

37
Q

“<div> <div> <div> <div> <div><b>One eye, no carapace or appendages describes which Maxillopoda sub class?</b></div> </div> </div> </div></div>”

A

Copepoda

38
Q

“<b>Copepoda (class maxillopoda) have no eyes or appendages, why?</b>”

A

“Live in subterrean caves/vents<br></br><b><br></br></b><img></img>”

39
Q

“<div> <div> <div> <div> <div><span>Branchiopoda is the class of what animals?</span></div> </div> </div> </div></div>”

A

fairy shrimp, brine shrimp,

40
Q

“<div> <div> <div> <div> <div><span>Maxillopoda is the class of what animals?</span></div> </div> </div> </div></div>”

A

Barnacles, shark parastic and symbiotic larvae

41
Q

“<b>What is a cyprid?</b>”

A

A second stage of nauplius that uses adult phermones to find a suitable place to settle

42
Q

“<div> <div> <div> <div> <div><span>Cirripedia have a tergum and ___</span><span><br></br></span></div> </div> </div> </div></div>”

A

“scutum (small valve)<br></br><span><br></br></span><img></img>”

43
Q

“<b>The tail of a crustacean is composed of?<br></br></b><img></img>”

A

Telson and uropods

44
Q

“<b>Which class uses green gland for excretion?<br></br></b><img></img>”

A

“<div> <div> <div> <div> <div><span>Malacostraca</span></div> </div> </div> </div></div>”

45
Q

“<b>Thoracopods are found on what body region?</b>”

A

Cephalothorax

46
Q

“<b>Pereiopods can be used for respiration because?</b>”

A

they have gills

47
Q

“<b>The abdomen of most crustacea contains 6 somites called?</b>”

A

pleomeres

48
Q

“<b>What is biramous?<br></br></b><img></img>”

A

like crustaceans, branches into two

49
Q

“<b>What areNauplius?<br></br></b><img></img>”

A

unsegmented larvae w/ 3 appendanges

50
Q

“<b>What do Scaphongnaithites do?</b>”

A

organ pumps water over gills to promote gas exchange

51
Q

“<b>What is aCirripedia tergum?</b>”

A

“dorsal plate<br></br><b><br></br></b><img></img>”

52
Q

“<b>What is aCirripedia scutum?</b>”

A

small valve

53
Q

“<b>Barancales have a reduced head, ability to close tergum plate and scutum vale, and are surrounded by hard plates. True or false?</b>”

A

True

54
Q

“<b>What are the first 5 pleopods called?</b>”

A

“Swimmerts<br></br><b><br></br></b><img></img>”

55
Q

“<b>What is disposed of through the nephridiopores?</b>”

A

Ammonia waste

56
Q

“<b>A prosoma in crustaceans is also called a?</b>”

A

cethalothorax

57
Q

“<b>small crustaceans respire via ____ while large crustaceans use ____</b>”

A

across exoskeleton, feather gills

58
Q

“<b>what scaphongnaite?</b>”

A

gill bailer, thin leaf appendage of maxilla. pumping organ

BS1007 Cairns (22 decks)

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