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Chapter 34 Voc

Chapter 34 Vocabulary

TermDefinition
Gill Filaments Finger-like projections by which gases enter and leave the blood.
Gill Slits Opening at the rear of the cheek cavity.
Counter Current Flow Water passing across the gills and the blood.
Nephron Tube-like units that regulate the body’s salt and water balance and remove metabolic waste from the blood.
Lateral Line Specialized sensory system that extends along each side of a bony fish’s body.
Operculum Hard plate that covers the gills on each side of the head.
Swim Bladder Special gas sac that allows bony fish to regulate their buoyancy.
Teleosts Most advanced of the ray finned bony fishes.
Lung Internal, bag-like respiratory organ that allows oxygen and carbon dioxide exchange between the air and the bloodstream.
Pulmonary Vein Carries oxygen-rich blood from the amphibians lungs to its heart.
Septum Separates the amphibian atrium into right and left halves.
Created by: emmaley
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