Book lungs

Book lungs

The respiratory pouches of the arachnids, filled with closely packed sheets or folds to provide maximum surface for aeration; believed to be modified, insunk gills.

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Part of Speech: noun
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Industry/Domain: Animals
Category: Spiders
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book lung

Biology; Anatomy

This is an organ for respiration in arachnids as scorpions.

book lung

Animals; Spiders

An air-filled cavity, containing stacks of blood-filled leaves, opening on the underside of the abdomen.

book lungs

Animals; Spiders

The respiratory pouches of the arachnids, filled with closely packed sheets or folds to provide maximum surface for aeration; believed to be modified, insunk gills.

book lung

Biology; Zoology

A set of soft overlapping flaps, covered up by a plate on the abdomen, through which oxygen is taken up and carbon dioxide given off. Characteristic of many terrestrial arachnids ...

book lung

Biology; Entomology

A respiratory cavity containing a series of leaflike folds.

lungs

Biology; General

Sac-like structures of varying complexity where blood and air exchange oxygen and carbon dioxide; connected to the outside by a series of tubes and a small opening. In humans, the ...

tarantula

Animals; Spiders

The tarantula is the world's biggest spider with a large hairy body and legs. It’s from the spider family of Theraphosidae. There are at least eleven different kinds of tarantula ...

abdomen

Animals; Spiders

The posterior (rear) of the two major divisions of the body of a spider.

accessory claws

Animals; Spiders

Serrated, thickened hairs near the true claws in some spiders.

anal tubercle

Animals; Spiders

The small caudal tubercle bearing the anal opening; the postabdomen.

annulations

Animals; Spiders

Rings of pigmentation around leg segments.

antennae

Animals; Spiders

The segmented sensory organs often termed "feelers," borne on the heads of insects, crustacea, et cetera , but missing in all arachnids.

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