Chapter 21 definitions
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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| Aerobic | Process that requires oxygen
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| Anaerobic | Process occurring without oxygen
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| Basal metabolic rate | BMR; the amount of energy the body needs at rest
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| Calorie | The amount of heat required to raise the temperature of 1 gram of water by 1 degree Celcius
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| Carbohydrates | The body's primary energy source
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| Complete protein | Foods that supply all the essential amino acids
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| Essential fatty acid | Fat that must be obtained through the diet
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| Essential nutrient | Nutrients essential in the diet because they cannot be synthesized by the body
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| Ghrelin | Hormone secreted by cells in the stomach that stimulates appetite
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| Glycolysis | The breakdown of carbohydrates for energy
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| Incomplete protein | Food that lacks 1 or more essential amino acids
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| Lipids | Fats that act as a reservoir of excess energy
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| Metabolism | Chemical processes occurring in cells that transform nutrients into energy or into materials the body can use or store
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| Mineral | An inorganic element or compound needed for numerous vital functions
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| Nonessential amino acids | Amino acids the body can synthesize, making them nonessential in the diet
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| Nutrients | Usable food components that supply the body with chemicals necessary for energy
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| Vitamins | Vital nutrients, obtained mostly through food and needed for metabolism
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| Satiety | The feeling of being satisfied after eating
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| Catabolism | Used in the metabolism of carbs and lipids; breaks down complex substances into simpler ones or into energy
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| Anabolism | Used in protein metabolism; forms complex substances out of simpler ones
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| Radiation | Involves the transfer of heat through the air by electromagnetic heat waves; such as standing in bright sunlight
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| Conduction | Involves the transfer of heat between 2 materials that touch each other; such as a spoon getting hot from being in a bowl of hot soup
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| Evaporation | Requires heat to change water into a gas; such as in sweating
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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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