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Explain how the features listed in Table 1 serve as adaptations that might improve the survivability of an echinoderm.

Explain how the features listed in Table 1 serve as adaptations that might improve the survivability of an echinoderm.

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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Explain how the features listed in Table 1 serve as adaptations that might improve the survivability of an echinoderm.

Table 1. Comparison of structure, function, and behavior of the five (5) major echinoderm classes. Skeleton Location Locomotion of tube feet Class Method of feeding Food eaten Predator structure defense ossicles fused into rigid interlocking plates (called a entire Echinoidea Using a structure called feeds on algae, coral polyps and dead animal remains, Chewing apparatus known as test) Aristotles lantern. long tube pushes the substratum they possess feet venom sacs covering with the spines and and are grooved or extends tube hollow to inject venom into the predators. Aristotles lantern. body surface feets in the direction of movement. drops off arms ie grasped by predators Asteroidea grabs prey with arms; everts feed moving including gastropods, bivalves, barnacles, plates polychaetes other invertebrates. on slow star shaped in the Has prey, with five arms , contain specialized tube feet on the the arms for mouth locomotion. arms stomach. The digestive juices break down the tissue of prey and they such calcareous and and movable spines. up. Most ophiuroids are has an internal scavengers and detritus feeders, although they also prey on small live animals such as Ophiuroidea on the oral face. wriggling the can drop off arms and uses arms or tube feet to calcium arms. sweep the food and trap planktons, carbonate escape Skeleton in the form of calcite. small crustaceans and worms. Planktons on water Holothuroidea mucus in Calcium releases sticky hreada from the anus that traps the predators or mutilate themselves they have tube feet tube feets walking running wwyww tentacles traps surface. food. Thrust tentacles into mouth to wipe off food. carbonate Skeleton with microscopic ossicle embedded Suspension feeders. www from the mouth to the anus througho ut the beneath the from predators. skin body. Food filter feeders and passive suspension feeders .cilia carry into mouth small calcium plates called ossicles planktons, detritus. Crawling and swimming protect them from predators. Crinoidea feather stars can walk on groove lined by appendages called cirri; some can swim using their arms tube feet.
Transcribed Image Text:Table 1. Comparison of structure, function, and behavior of the five (5) major echinoderm classes. Skeleton Location Locomotion of tube feet Class Method of feeding Food eaten Predator structure defense ossicles fused into rigid interlocking plates (called a entire Echinoidea Using a structure called feeds on algae, coral polyps and dead animal remains, Chewing apparatus known as test) Aristotles lantern. long tube pushes the substratum they possess feet venom sacs covering with the spines and and are grooved or extends tube hollow to inject venom into the predators. Aristotles lantern. body surface feets in the direction of movement. drops off arms ie grasped by predators Asteroidea grabs prey with arms; everts feed moving including gastropods, bivalves, barnacles, plates polychaetes other invertebrates. on slow star shaped in the Has prey, with five arms , contain specialized tube feet on the the arms for mouth locomotion. arms stomach. The digestive juices break down the tissue of prey and they such calcareous and and movable spines. up. Most ophiuroids are has an internal scavengers and detritus feeders, although they also prey on small live animals such as Ophiuroidea on the oral face. wriggling the can drop off arms and uses arms or tube feet to calcium arms. sweep the food and trap planktons, carbonate escape Skeleton in the form of calcite. small crustaceans and worms. Planktons on water Holothuroidea mucus in Calcium releases sticky hreada from the anus that traps the predators or mutilate themselves they have tube feet tube feets walking running wwyww tentacles traps surface. food. Thrust tentacles into mouth to wipe off food. carbonate Skeleton with microscopic ossicle embedded Suspension feeders. www from the mouth to the anus througho ut the beneath the from predators. skin body. Food filter feeders and passive suspension feeders .cilia carry into mouth small calcium plates called ossicles planktons, detritus. Crawling and swimming protect them from predators. Crinoidea feather stars can walk on groove lined by appendages called cirri; some can swim using their arms tube feet.
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