Chapter 3 Review
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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| Atom | Smallest particle of an object
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| Element | An object containing only one kind of atom
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| Compound | Two or more elements that are chemically combined
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| Matter | objects that are made up of atoms
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| Inorganic | Mostly nonliving substances
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| Organic | Matter containing carbon
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| Carbohydrates | The main source of energy for humans
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| Proteins | Help repair and build the body
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| Nucleic Acids | Controls cells
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| Carbon | An element present in all living things
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| Minerals | Inorganic substances involved in body reactions
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| Cell | Smallest functional unit in an organism
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| Tissue | Groups of similar cells working together
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| Organ | Group of tissue working together to perform a task
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| Organ System | A group of organs working together to perform one or more functions
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| Heart | Organ that moves oxygen, nutrients, and waste
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| Digestion | Breakdown of food in an organism
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| Enzyme | Help to break down the bonds in food
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| Villi | Fingerlike projections that increase the surface area of the small intestine
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| Lipids | Fats and oils
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| Absorbtion | Nutrients absorbed through villi into body
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| Circulatory System | A system that circulates blood throughout the body and transports oxygen, nutrients, and waste
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| Cellular Respiration | Oxygen combines with food and energy is released
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| Respiratory System | A system of organs that help receive oxygen from the atmosphere and release CO2 from the body
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| Alveoli | Help with oxygen absorption / tiny thin walled sacs in the lungs with blood vessels
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| Excretion | Getting rid of waste from the body
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| Urinary System | Kidneys remove excess water and cellular waste
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| Nephrons | Snake like tubes where blood is filtered
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| Homeostasis | Body remaining stable
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| Negative Feedback | When bad things happen, the body reacts
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| Positive Feedback | When the body changes, it does not return to its normal state
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| Carbon Dioxide | Given off as waste during cellular respiration
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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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