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Chapter 14/19/27 vocab review

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
show blastula;ectoderm; mesoderm; endoderm.  
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all animals have their own particular ________ ________, a term used to describe an animal's shape, symmetry, and internal organization.   show
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sponges are _______.   show
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the first animals to evolve in the ancient oceans had ________ _________, having the body parts are arranged around a central axis.   show
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show bilateral symmetry.  
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most animals with bilateral symmetry also have evolved and anterior concentration of sensory structures and nerves- a feature called _________.   show
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bilateral symmetrical animals have different kinds of internal body plans depending on whether they have a(n) __________, a body cavity filled with fluid or not.   show
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animals with not body cavity are called _________.   show
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____________ have a body cavity located between the mesoderm and the endoderm.   show
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___________ have a body cavity located entirely within the mesoderm, and the gut and other internal organs are suspended within a fluid-filled coelom.   show
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show phylogenetic tree.  
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show gastrovascular cavity.  
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the uptake of oxygen and release of carbon dioxide are called ________ and can take place only across a wet surface, i.e. damp skin or an earthworm, the ______ or an aquatic animals, or the _____of a land animal.   show
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show open circulatory system.  
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show closed circulatory system.  
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show skeleton  
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show hydrostatic skeleton  
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insects, clams, and crabs have a(n) _______, which is a hard external skeleton that encases the body of the animal.   show
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a(n) __________ is composed of hard material, such as bone, and is embedded within an animal.   show
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show hermaphrodites.  
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show external fertilization.  
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show internal fertilization.  
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Created by: AKD