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Bio 202 midterm > Arthropods > Flashcards

Arthropods Flashcards

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Biology 101 flashcards
1
Q

Arthropods 5 subphyla

A

trilobitomorpha, chelicerata, myriopoda, crustacea, hexapoda

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2
Q

Why metamorphosis

A

because less competition for resources between adults and larvae

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3
Q

Arthropods important things

A

Metameric and tagmatic, paired jointed appendages, ecdysis with growth, hemocoel, ventral nervous system, metamorphosis, open circulatory system, chitinous exoskeleton

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4
Q

Trilobitomorpha shape

A

extinct. Flattened body and head, thorax and pygidium. biramous appendages

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5
Q

chelicerata shape

A

no antennae, anterior prosoma (chelicerae and pedipalps), posterior opisthosoma

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6
Q

Chelicerata 3 classes

A

merostomata, arachnida, pycnogonida

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7
Q

Merostomata

A

have telson

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8
Q

pycnogonida

A

sea spiders

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9
Q

arachnida tubules

A

malphighian tubules

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10
Q

arachnida mono or diecious

A

diecious, direct development

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11
Q

Harvesters

A

oval body shape like daddy long legs

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12
Q

Subphylum myriopoda 2 classes out of 4

A

diplopoda, chilopoda

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13
Q

Myriopoda appendages

A

uniramous

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14
Q

Diplopoda

A

millipedes, 2 per segment, calm

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15
Q

Chilopoda

A

Centipedes, 1 per segment, mobile predators with claws and venom, sperm web

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16
Q

Subphylum crustacea important stuff

A

2 pairs antennae, biramous appendages (exopod longer)

17
Q

Crustacea 3 classes

A

malacostraca, branchopoda, maxillopoda

18
Q

Malacostraca body regions

A

cephalothorax and abdomen

19
Q

Crayfish appendages

A

antennae 2 pairs, mandbles, maxillae 2 pairs, maxillipeds 3 pairs, pereopods 5 pairs, pleopods 5 pairs, uropods

20
Q

Malacostraca circulatory system

A

open

21
Q

branchiopoda respiratory appendages

A

leaflike

22
Q

Maxillopoda body segments and mono vs dieocious

A

5 head, 6 thoracis, 4 abdominal, telson, monoecious

23
Q

Hexapoda tagmata

A

head, thorax abdomen

24
Q

Hexapoda classes

A

insecta

25
Q

Insecta antennae

A

1 pair

26
Q

Insecta eye

A

compound

27
Q

insecta appendages

A

labrum, mandibles, maxillae, labium, hypopharynx

28
Q

insecta flight

A

first flying animals, thermoregulation, direct vs indirect (quicker flying), special muscles for wing tilt

29
Q

insecta tubules

A

malpighian tubules (nitrogenous waste from gut to haemocoel)

30
Q

insecta mono or diecious

A

diecious

31
Q

Insecta circulation

A

open

32
Q

insecta tracheal system

A

Passive suction

33
Q

Insecta nervous system

A

ganglea, ventral nerve cord, setae detect stuff, johnston’s organs (sound), chemoreceptors, eyes

Bio 202 midterm (11 decks)

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