'Outer epidermis' diaporamas de présentation

Phylum Cnidaria

Phylum Cnidaria. Jelly fish, hydra, coral, and sea anemones. General Characteristics. Cnidaria - name derived from stinging cell cnidocyte More highly organized than sponges but still very simple. Radial symmetry No advancement above tissue level organization

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T he Integumentary System

T he Integumentary System. Introduction: Organs are body structures composed of two or more different tissues. The skin and its accessory organs make up the integumentary system . Skin and Its Tissues The skin is a large organ responsible for: temperature regulation

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Features of a Coral Polyp

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Features of a Coral Polyp

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Phylum Cnidaria

Phylum Cnidaria. General Characteristics They are radially symmetrical; oral end terminates in a mouth surrounded by tentacles. They have 2 tissue layers Outer layer of cells - the epidermis

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Phyla Cnidaria and Ctenophora

Phyla Cnidaria and Ctenophora. Lee-Mervin Mentoor, Department of biodiversity and conservation biology University of the Western Cape. Introduction. Fossils of these phyla date back to Upper Paleozoic They were then classified under one phylum (coelenterata)

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Respiratory System in Amphibi

Respiratory System in Amphibi. Sharine and Fira. Organs. Lungs : Skin: Oxygen can pass through the membranous skin, thereby entering directly into the blood. When a frog submerges beneath the water, all its respiration takes place through the skin. Gills . FROG.

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