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Biology Exam 4 > Chp 13 Anthropoda > Flashcards

Chp 13 Anthropoda Flashcards

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1
Q

Subphylum Chelicerata

Class Arachnida

A

Spiders, scorpions, ticks, mites

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2
Q

Subphylum Chelicerata] Class Merostomata

A

Horseshoe crabs

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3
Q

Subphylum Myriapoda

Class Chilopoda

A

Centipedes

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4
Q

Subphylum Myriapoda

Class Diplopoda

A

Millipedes

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5
Q

Subphylum Hexapoda

Class Insecta

A

Insects

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6
Q

Subphylum Crustacea

A

Crayfish Lobsters Prawn Shrimp Crabs

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7
Q

What does the term tagmata mean?-

A

segmented body with specialized regions

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8
Q

What is an exoskeleton?

A

a rigid external covering for the body in some invertebrate animals, especially arthropods, providing both support and protection.

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9
Q

What is an exoskeleton made up of?

A

Chitlin protein lipids

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10
Q

Why do arthropods have to molt?

A

shedding the old exoskeleton and expanding to a larger size before the new exoskeleton hardens.

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11
Q

What is the tympanic organ used for?

A

cuticle covers air sac and picks up vibrations(ears)

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12
Q

What is metamorphosis?

A

The process of transformation from an immature form to an adult form in two or more distinct stages.

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13
Q

What is parthenogenesis?

A

reproduction from an ovum without fertilization, especially as a normal process in some invertebrates and lower plants

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14
Q

Subphylum Chelicerata:

How many tagmata (body parts) and what are they?

A

Have two body parts called cephlothorax abdomen

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15
Q

Subphylum Chelicerata:

Do they have antennae?

A

No

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16
Q

Subphylum Chelicerata:

Type of appendages?

A

Uniramous appendages (attached cephalothorax)

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17
Q

Arachnida:

How many legs?

A

4 pairs 8 legs

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18
Q

Arachnida:

Describe their chelicera.

A

Either pinchers or fangs

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19
Q

Arachnida:

What are pedipalps?

A

Sensory feeding movement reproduction (arm/fingers)

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20
Q

Arachnida:

What do they use for respiration?

A

Book gill/Lungs (located under abdomen)

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21
Q

Arachnida:

What are spinnerets?

A

organs that produce silk

22
Q

Arachnida:

Do all spiders make silk?

A

Yes

23
Q

Arachnida:

What do they use silk for?

A

Ballooning, Sperm transfer, Webs Egg cocoons

24
Q

Arachnida:
Who are the harvestman?
How are they different from spiders?

A

Lack the narrow separation between cephalothorax and abdomen Lack silk and venom glands

25
Q

Where might you find mites and ticks?

What do they do for food?

A

Everywhere Feed on host blood parasite

26
Q

What is unique about scorpions?

A

Long tail with stinger at the end

Contains venom Glow in the dark Carry babies on back

27
Q

Class Merostomata:

What do they eat? Where would you find them?

A

feed on small clams, crustaceans, and worms; however, they will also eat other animals and even algae. Shallow waters

28
Q

Class Merostomata:

What is the telson used for?

A

Long unsegmented telson to recover from being flipped over

29
Q

Class Merostomata:

What is their blood used for?

A

is used to test intravenous drugs and medical equipment for the presence of bacteria and endotoxin, a poison found in many bacteria.

30
Q

Subphylum Myriapoda

Type of appendages?

A

Uniramous appendages

31
Q

Subphylum Myriapoda

Body segments?

A

divided into multiple segments and each segment has a pair of appendages

32
Q

Subphylum Myriapoda

General body structure?

A

Long abdomen and cylindrical with many segments

33
Q

Subphylum Myriapoda

Antennae?

A

One pair of antennae

34
Q 
Subphylum Myriapoda
Class Chilopoda:
	Venomous/non venomous? 
	How many pairs of legs per segment? 
	What do they eat?
Flat or rounded body? 
Describe the last pair of legs.
A 
Venomous 
1 per segment (pair per segment)
are carnivorous and prey upon soft-bodied insects, spiders, worms and other arthropods
Flat 
Use to look like antenna for escape
35
Q

Subphylum Myriapoda
Class Diplopoda:
Venomous/non venomous?
How many pairs of legs per segment?

Flat or rounded body?
What do they eat?  
How do they protect themselves?
A

Nonvenomous
Each segment is actually two fused segments with two pairs of legs (2 per segment)
Rounded body
Eats dead stuff or plants
Protection Roll into ball Produce defensive secretions that make it taste bad. Chemicals secrete.

36
Q 
Subphylum Hexapoda
Class Insecta
Body segments?
Antennae? 
Appendages?
A

Three Tagmata: head, thorax, and abdomen
One pair
Uniramous appendages

37
Q

Subphylum Hexapoda
Class Insecta
Where are the appendages located on the body?

A

Three pair walking legs attached to thorax; wings present in some species

38
Q

Subphylum Hexapoda
Class Insecta
What do they use for gas exchange?

A

Gas Exchange: Trachea and spiracles

39
Q

Subphylum Hexapoda
Class Insecta
What are malpighian tubules use for?

A

Excretory system: Malpighian tubules

40
Q

What does it mean to be a colonial insect?

A

Function Like Superorganisms. … This type of interaction has been likened to that of a single organism, with each individual in a colony acting like a cell in the body

41
Q

Subphylum Hexapoda
Class Insecta
Describe metamorphosis. Why is it beneficial to insects?

A

The process of development in which the body of the larvae changes drastically to become an adult.
Helps reduce competition

42
Q

Subphylum Crustacea

Describe how exoskeleton is different from other arthropods

A

Exoskeleton more pronounced, thicker, and heavier than other arthropods

43
Q

Subphylum Crustacea
Type of appendages?
Number or antennae?
Wings?

A

Biramous (branching) appendages
Two pair
No wings

44
Q

Subphylum Crustacea

Gas exchanges in aquatic crustaceans?

A

Gas exchange typically across gills

45
Q

Subphylum Crustacea

Waste excretion?

A

by true nephridial structures

46
Q

Subphylum Crustacea

Who are the land crustaceans?

A

terrestrial crabs, terrestrial hermit crabs, and woodlice.

47
Q

Subphylum Crustacea

What does the mantis shrimp do that is interesting?

A

Mantis shrimps have the most complex eyes in the animal kingdom that can see ultraviolet and polarized light.( super punch)

48
Q

Subphylum Crustacea

Who are the crustaceans?

A

crabs, lobsters, crayfish, shrimp, krill, woodlice, and barnacles

49
Q

Why are the barnacles different from most of the other crustaceans (more similar to mollusca)?

A

Barnacles actually have legs inside of their shells, and show the same segmentation as all crustaceans

50
Q

Why are arthropods economically important? Good/bad

A

Agriculture/Ecosystem services
Products: wax, honey, silk
Pollinate 65% of plant species
Bee pollinate $20 billion worth of crops

51
Q

Why are arthropods ecologically important? Good/bad

A

Spider’s Silk
Stronger than Kevlar or steel but flexible
Biodegradable
Many potential uses

Biology Exam 4 (4 decks)

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