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| The kingdom of eukaryotic, multicellular, ingestive heterotrophs |
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| The ability to split an object or organism along a plane to get mirror images on either side of the plane |
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| The means to keep an organism’s shape |
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| A support system based on water |
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| A support system with the skeleton on the outer surface with muscles inside |
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| A support system with the skeleton on the inside |
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| This method of transferring material uses only the cell membrane as the exchange surface; often requires aquatic surroundings |
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| Blood or body fluids are not pumped through vessels; uses a box heart and a main body chamber |
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| Blood or body fluids are pumped through vessels using a heart |
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| A chambered device used to circulate fluids through vessels |
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| Tubes through which body fluids can be circulated |
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| The ability to react to some form of input |
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| Simplest form of reaction; response is to material dissolved in the organism’s surroundings |
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| This is a loose pattern of nerves over an organism’s body |
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| Also called a nerve-knot; miniature brain |
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| A large collection of nerves that processes information to a higher degree than a ganglion |
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| The system for releasing nitrogen containing wastes like urea and ammonia |
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| Individual cells on flatworms that do excretion |
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| “Miniature” kidney in segmented worms |
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| Excretion structure for insects |
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| Most complex excretory structure; used by all vertebrates |
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| Process for exchanging carbon dioxide for oxygen |
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| Small openings on the abdomen of insects for breathing |
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| These respiratory structures are found in most aquatic animals |
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| All terrestrial vertebrates use these structures in adulthood |
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| This method of breathing mixes fresh air with previously inhaled air |
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| This method of breathing is the most efficient system but requires hollow bones with air-sacs |
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| Process of ingesting, breaking down, absorbing nutrients and getting rid of wastes |
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| This system of food-getting passes large amounts of water through the animal’s body to extract a small amount of food |
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| Food enters and wastes exit through the same opening |
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| Food enters and wastes exit through different openings |
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| These structures help digestion to occur but food doesn’t pass through them |
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| The ability to produce offspring |
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| An organism with both male and female parts |
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| Male and females are in distinctly different forms |
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| A means of making offspring by producing a “bump” which grows into a duplicate of the original |
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| This process results in duplicate organisms from broken bits of the original parent |
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| Offspring looks much like adult only smaller |
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| This form of offspring looks very different from its parent |
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| A form of symmetry that has multiple planes of division |
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| A form of symmetry that has five planes of division |
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| A form of symmetry that has only one plane of division |
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| Support structures for sponges; fragments that can be made of spongin/ collagen, calcium carbonate or silica |
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| This movable cell distributes food throughout a sponge’s body |
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| Also called the collar cell, this flagellated cell creates the water current through the sponge; also catches food particles |
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| The body cavity of a sponge |
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| “Jellyfish” form of cnidaria |
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| “Anemone” form of cnidaria |
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| The body cavity of a cnidarian; simple stomach |
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| Covered with stinging cells, these catch prey for cnidaria |
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| The base of a polyp that can secrete a calcium carbonate substrate |
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| Organs that produce gametes |
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| Towards the front; forward |
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| Along the back or upper surface |
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| Along the underside or lower surface |
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| Towards the center or middle |
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| Crosses perpendicular to midline |
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