Biology Unit 12: Phylum Arthropoda Flashcards

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1
Q

Exoskeleton

A

A body covering, typically made of chitin, that provides support and protection

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2
Q

Molt

A

To shed an old outer covering so that it can be replaced with a new one

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3
Q

Thorax

A

The body region between the head and the abdomen

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4
Q

Abdomen

A

The body region posterior to the thorax

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5
Q

Cephalothorax

A

A body region composed of the head and thorax fused together

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6
Q

Compound eye

A

An eye made of many lenses, each with a very limited scope

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7
Q

Simple eye

A

An eye with only one lens

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8
Q

Open circulatory system

A

A circulatory system that allows the blood to flow out of the blood vessels and into various body cavities so that the cells are in direct contact with the blood

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9
Q

Statocyst

A

The organ of balance in a crustacean

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10
Q

Gonad

A

A general term for the organ that produces gametes

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11
Q

Complete metamorphosis

A

Insect development consisting of four stages: egg, larva, pupa, and adult

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12
Q

Incomplete metamorphosis

A

Insect development consisting of three stages: egg, nymph, and adult

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