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Zoology Lecture Unit 3 > Subphylum Crustacea > Flashcards

Subphylum Crustacea Flashcards

1
Q

How many pairs of antanne does Subphylum Crustacea have?

A

2 Pairs of antennae

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2
Q

What type of appendages does Subphylum Crustacea have?

A

Paired appendages

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3
Q

Who might be Subphylum Crustacea ancestors?

A

Trilobitomorpha

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4
Q 
Subphylum Crustacea
Class Malacostraca Appendages
Pair 1 - 2
Appendage type?
Function?
A

Antennae

Sensory

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5
Q 
Subphylum Crustacea
Class Malacostraca Appendages
Pair 3
Appendage type?
Function?
A

Mandibles

Chewing

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6
Q 
Subphylum Crustacea
Class Malacostraca Appendages
Pair 4-5
Appendage type?
Function?
A

Maxillae

Food handling

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7
Q

Class Malacostraca Appendages
Pair 6-8
Appendage type?
Function?

A

Maxillipeds

Food handling

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8
Q 
Subphylum Crustacea
Class Malacostraca Appendages
Pair 9
Appendage type?
Function?
A

Chelipeds

Defense, courtship, feeding, territory (all communication)

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9
Q 
Subphylum Crustacea
Class Malacostraca Appendages
Pair 10-13
Appendage type?
Function?
A

Pereiopods

Walking

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10
Q 
Subphylum Crustacea
Class Malacostraca Appendages
Pair varies 
Appendage type?
Function?
A

Pleopods

Precise swimming

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11
Q 
Subphylum Crustacea
Class Malacostraca Appendages
Pair Last
Appendage type?
Function?
A

Uropods

Panicked swimming

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12
Q

Subphylum Crustacea
Class Malacostraca
Pleopods are to ____ ____ as uropods are to ___ ___

A

Lateral fins

Jet propulsion

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13
Q

Subphylum Crustacea
Class Malacostraca
Digestive tract

A

Mouth -> esophagus -> stomach / gastric teeth + muscles/gastric mill -> intestine -> anus

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14
Q

Subphylum Crustacea

What kind of vision does Class Malacostraca have?

A

Compound eyes

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15
Q

Subphylum Crustacea

What are functional units of vision called?

A

Omatilda

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16
Q

Subphylum Crustacea
Class Malacostraca
What do their antennae sense?

A

Chemicals and touch

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17
Q

Subphylum Crustacea
Class Malacostraca
Excretory organ?

A

Antennal gland

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18
Q

Class Malacostraca Urine

Winner + Loser =
Winner + Winner =
Loser + Loser =

A

Settled
Fight
Fight

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19
Q

Subphylum Crustacea

Class Branchiopoda examples

A

Brine shrimp and water fleas

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20
Q

Subphylum Crustacea

Class Maxillopoda subclasses

A 
Subclass Copepoda
Subclass Thecostraca
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21
Q 
Subphylum Crustacea
Subclass Copepoda common name
A

Copepods

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22
Q 
Subphylum Crustacea
Subclass Thecostraca common name
A

Barnacles

23
Q

Subphylum Myriapoda

Class Chilopoda Characteristics

A 
Centipedes
Venomous
Predators
Flat cross-section
2 legs per segment
24
Q

Subphylum Myriapoda

Class Diplopoda Characteristics

A 
Millipedes
(not venemous)
Detrivores
Round cross-section
4 legs per segment
25
Q

Subphylum Hexapoda

How many legs do they have?

A

6

26
Q

Subphylum Hexapoda

How many body regions do they have?

A

3

27
Q

Subphylum Hexapoda

What are the 3 body regions?

A

Head
Thorax
Abdomen

28
Q

Subphylum Hexapoda

What is the head region function?

A

Sensory

29
Q

Subphylum Hexapoda

What are the three parts of the thorax region?

A

Prothorax
Mesothorax
Metathorax

30
Q

Subphylum Hexapoda

What is attached to the prothorax?

A

2 legs

31
Q

Subphylum Hexapoda

What is attached to the mesothorax?

A

2 legs and 2 wings

32
Q

Subphylum Hexapoda

What is attached to the metathorax?

A

2 legs and 2 wings

33
Q

Subphylum Hexapoda

What is the abdomen region function?

A

Respiration
Digestion
Excretion
Reproduction

34
Q

Subphylum Hexapoda

Class Insecta are known for

A

Flight

35
Q

Subphylum Hexapoda
Class Insecta
What is the benefit of flight?

A

Access more resources

36
Q

Subphylum Hexapoda
Class Insecta
What are the 2 requirements of flight?

A

Wings

Thermoregulation

37
Q

Subphylum Hexapoda
Class Insecta
Wings are part of the ___.

A

Exoskeleton

38
Q

Subphylum Hexapoda
Class Insecta
Thermoregulation is for

A

Keeping body temp approx. 73 degrees Farenheit

39
Q

Subphylum Hexapoda
Class Insecta
Shivering

A

Short contractions of muscles

40
Q

Subphylum Hexapoda
Class Insecta
Asynchronous Flight

A

Muscles attach to the exoskeleton
1 nerve impulse = many wing flaps
Small wings
Exoskeleton shape changes a lot

41
Q

Subphylum Hexapoda
Class Insecta
What causes “buzzing sound”

A

Exoskeleton conformation change

42
Q

Subphylum Hexapoda
Class Insecta
Flies and bees use ___ flight

A

Asynchronous

43
Q

Subphylum Hexapoda
Class Insecta
Butterflies and dragonflies use ___ flight.

A

Synchronous

44
Q

Subphylum Hexapoda
Class Insecta
Synchronous Flight

A

Muscles attach to the wings
1 nerve impulse = 1 wing flap
Large wings
Exoskeleton changes little

45
Q

Subphylum Hexapoda
Class Insecta
Antennae function?

A

Chemoreception

46
Q

Subphylum Hexapoda
Class Insecta
Compound eye function?

A

Vision, image forming

47
Q

Subphylum Hexapoda
Class Insecta
Tympanum function?

A

Hearing, air-borne sounds

48
Q

Subphylum Hexapoda
Class Insecta
Simple eye function?

A

Vision, light/dark

49
Q

Subphylum Hexapoda
Class Insecta
Tarsi (feet) function?

A

Chemoreception

50
Q

Subphylum Hexapoda
Class Insecta
Sense with no specific structure

A

Proprioception - awareness of location of body parts

51
Q

Subphylum Hexapoda
Class Insecta
Reproduction and fertilization types

A

Internal fertilization
Sexual reproduction
Asexual reproduction

52
Q

Subphylum Hexapoda
Class Insecta
Asexual reproduction type?

A

Parthenogenesis

Unfertilized embryo, egg-like through mitosis

53
Q

Subphylum Hexapoda
Class Insecta
Ovipositor function?

A

egg-laying structure

Only found on females

54
Q

Subphylum Hexapoda
Class Insecta
Ovipositor parasitoid?

A

Death is certain causing it to be a predator

Zoology Lecture Unit 3 (9 decks)

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