Ch. 12 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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| Bird | an endothermic vertebrate that has feathers and a four-chambered heart.
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| Contour feather | one of the large feathers that give shape to a bird's body
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| Down feather | are specialized to trap heat and keep the bird warm.
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| Crop | an internal storage tank for storing food inside the body after swallowing it.
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| Gizzard | a thick walled, muscular part of the stomach.
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| Lift | an upward force that causes the bird to rise.
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| Mammal | endothermic vertebrates that have a four-chambered heart and skin covered with fur or hair.
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| Mammary Gland | organs that produce milk on a mothers body.
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| Diaphragm | combined action of rib muscles and a large muscle.
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| Monotreme | egg-laying mammals
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| Marsupial | mammals whose young are born at an early stage of development
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| Gestation Period |
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| Placental mammal | develops inside its mother's body until its body systems can function independently
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| Placenta |
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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.
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.
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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