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wildlife > invertabretes > Flashcards

invertabretes Flashcards

1
Q

Closed circulatory system

A

Blood is confined to the vessels as it moves to through the body.

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2
Q

Crop

A

Where food is stored until it is passed to the gizzard

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3
Q

Clitellum

A

thickened band of segments

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4
Q

Molting

A

Shedding the exoskeleton.

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5
Q

Invertebrate

A

Animals without backbones

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6
Q

Exoskeleton

A

Hard or tough outer covering

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7
Q

Endoskeleton

A

Internal skeleton

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8
Q

Vertibrate

A

Endoskeleton and backbone

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9
Q

Hermaphrodite

A

Produce eggs and sperm in the same animal body.

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10
Q

Zygote

A

Sperm penetrates the egg to form a fertilized egg cell

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11
Q

Internal Fertilization

A

Sperm and egg combine in the animals body

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12
Q

External Fertilization

A

Egg and sperm combine outside the animals body

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13
Q

Radial Symmetry

A

Can be divided along any plane, through a central axis into closely equal halves.

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14
Q

Bilateral Symmetry

A

The animal can be divided into two similar halves through the axis.

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15
Q

Coelom

A

Fluid filled cavity with tissue that lines the organs.

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16
Q

Pseodocleam

A

Fluid filled body cavity that between mesoderm and endoderm.

17
Q

Acoelomates

A

Animals that do not have a coelom

18
Q

Protostomes

A

Mouth opens from the first opening in the gastrula.

19
Q

Deutorstomes

A

the anus developes from the first opening in the gaustra

20
Q

Sessile

A

Attatched to and star in one place

21
Q

Cnidocytes

A

contain nematocysts

22
Q

Trichinosis

A

contrcted by eating raw pork or other meat products

23
Q

open circulatory system

A

the blood is pumped out of the vessels into the open vein.

24
Q

close circlatory system

A

blood is confined to vessels as it moves through the body.

25
Q

thorax

A

middle body region consisting of three fused main segments which arthro pods legs and wings are attatched.

wildlife (3 decks)

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