Lesson 4 Health Issues
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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| infection | the invasion of the body by germs-microorganisms that cause disease
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| bacteria | a germ that is one-celled that can cause infection; can often be treated with an antibiotic
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| virus | a germ that replicates only within the cells of living hosts, mainly bacteria, plants, and animals; generally useless to treat with an antibiotic
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| immune system | a network of interacting cells, cell products, and cell-forming tissues that protects the body from pathogens and other foreign substances, destroys infected and malignant cells, and removes cellular debris
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| antibodies | molecules that bind with a foreign antigen and disable it; signals other immune defenses
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| immunization | a protection against specific infectious disesases
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| antibiotics | drugs that fight bacteria
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| nutrients | substances needed for growth, normal functioning, and maintenance of cells; we get them from the food we eat
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| Needed nutrients for humans | proteins, carbohydrates (sugars and starches), fats, vitamins, minerals, and water
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| drugs | substances that affect the structure or function of the body
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| drug abuse | nonmedical use of a drug to the point that it interferes with a person's normal functioning
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| addiction | a severe form of dependence that causes physical changes in the body so that when the drug wears off or is stopped, withdrawal symptoms such as nausea and pain occur
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| psychological dependence (habituation) | a type of dependence in which the urge to take the drug is strong even though there are no withdrawal symptoms (marijuana and hallucinogens)
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| inhalants | substances (such as glue, gasoline, aerosols) that are sniffed for their effect on the nervous system (they slow the functioning of the nervous system and can cause their users to lose control or become unconscious)
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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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Created by:
jpiittmann
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