Module 5 Vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Mantle | A sheath of tissue surrounding the organs of a mollusk, producing the mollusk's shell and performing respiration
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| Radula | An organ covered with hundreds of small teeth, used for scraping food into the mouths of mollusks
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| Chitin | A derivative of carbohydrates that provides both flexibility and support
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| Open circulatory system | A circulatory system in which blood flows out of the blood vessels and into body cavities, where it comes in direct contact with cells
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| Closed circulatory system | A circulatory system in which the blood always remains in vessels
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| Molting | The process of shedding an exoskeleton and replacing it with a new one
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| Cephalothorax | The anterior part of an arthropod body, consisting of a head and other body segments used together
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| Carapace | An armored shield that covers the anterior portion of crustaceans
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| Water vascular system | A network of water-filled canals in echinoderms, used for locomotion and feeding
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| Ambulacral groove | A channel along the oral surface of echinoderms through which the tube feet protrude
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| Notochord | A flexible supportive rod that runs the length of the body of the chordates
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| Dorsal nerve cord | A long bundle of nerve cells located along the dorsal part of an organism's body
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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