Arthropoda Flashcards by Jerick Galindez

Q

Phylum Arthropoda

___ species than any other phylum

A

More

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Q

Phylum Arthropoda

Most numerous species on earth

A

Cyclops-plankton

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Q

Phylum Arthropoda

Germ layers

A

Triploblastic Coelomate

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Q

Phylum Arthropoda

Digestive tract type?

A

Complete

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Q

Phylum Arthropoda

Feeding mechanisms

A

Predators, herbivores, filter feeders

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Q

Phylum Arthropoda

Respiratory structures

A

Gills, book lungs, tracheae

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Q

Phylum Arthropoda

Excretory structures

A

Antennal glands, Coxal glands, Malpighian tubules

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Q

Phylum Arthropoda

Skeleton type

A

Exoskeleton

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Q

Phylum Arthropoda

Epicuticle characteristic/purpose

A

Waxy, waterproofing

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Q

Phylum Arthropoda

Procuticle characteristic/purpose

A

Rigid, support, leverage for locomotion on land

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Q

Phylum Arthropoda

Removal of exoskeleton

A

Ecdysis

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Q

Phylum Arthropoda

Symmetry

A

bilateral + cephalization

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Q

Phylum Arthropoda

Level of body organization

A

Organs

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Q

Phylum Arthropoda

Nervous system

A

Ganglia + ventral nerve cord

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Q

Phylum Arthropoda

Circulatory system

A

Open + heart

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Q

Phylum Arthropoda

Appendage characteristics

A

Paired and Jointed

Q

Phylum Arthropoda

Types of metamorphosis

A

Holometabolous and hemimetabolous

Q

Phylum Arthropoda

Holometabolous Metamorphosis

A

Larva -> pupa -> adult
Pupa is inactive
Larvae dont look like adults

Q

Phylum Arthropoda

Hemimetabolous metamorphosis

A

Nymphs
1st 2nd 3rd instars -> adult
Nymphs resemble adults

Q

Subphylum Trilobitomorpha

____ appendages

A

biramous (2 branches)

Q

Subphylum Trilobitomorpha

Ancestors of ___

A

crustacea

Q

Subphylum Chelicerata

2 body regions

A

Prosoma

Opisthosoma

Q

Subphylum Chelicerata

Prosoma

A

Locomotion and senses

Q

Subphylum Chelicerata

Opisthosoma

A

Lifes processes

Q

Subphylum Chelicerata

Do they have antennae?

A

No

Q

Subphylum Chelicerata

1st Pair of appendages

A

Chelicerae

For feeding

Q

Subphylum Chelicerata

2nd Pair of appendages

A

Pedipalps

For sensory and food manipulation

Q

Subphylum Chelicerata

3rd Pair of appendages

A

walking legs

Q

Phylum Arthropoda Class Merostomata

Common name

A

Horseshoe crabs

Q

Phylum Arthropoda Class Merostomata

Age

A

200 million years old

Q

Phylum Arthropoda Class Merostomata

Respiratory structures

A

Book gills

Q

Phylum Arthropoda Class Arachnida

Presumed __ successful land dwellers

A

First

Pre-adapted for land life

Q

Phylum Arthropoda Class Arachnida

Excretory structures

A

Coral Gland and Malpighian tubules

Q

Phylum Arthropoda Class Arachnida

Ammonia ->

A

Urea

Q

Phylum Arthropoda Class Arachnida

Respiratory structures

A

Book lungs

Q

Phylum Arthropoda Class Arachnida

Book lung location

A

Under body

Q

Phylum Arthropoda Class Arachnida

Tracheae

A

Reduce water loss