health test help!! (15 questions)?Strep throat is transmitted primarily through __?__
a. the air b. digestive system c. animal bites d. cuts in the skin e.food and water
2.pathogens that enter the digestive system _?_
a. pass through the stomach unchanged b. may be destroyed by the gastric jucies in the stomach c. become part of the metabolism d. are harmless antigens e. none of the above
3.the core of a virus is _?_
a. protein b. DNA or RNA c. toxins d. the nucleus e. amino acid
4.Typhoid fever and hepatitis can be directly related to _?_
a. bat bites b. poor sanitation c. a birth defect d. improper disposal of handkerchiefs e.all of the above
5.active immunity _?_
a. may take days or weeks to develop b. may last a life time c. all of the above d.may be acquired by the injection of a vaccine e.may be aquired by having the disease
6.venereal dsease can be transmitted by _?_
a. drinking from the same glass as an infected person
b. unmarried people only c. dirty toilet seats d. poor sanitation e.direct sexual contact with an infected person
7.a virus is capable of _?_
a. causing strep throat b. secreting poisonous toxins c. decomposing organix material d. carrying oxygen to cells in the body e.introducing new genetic information to a cell
8.the resistance of an organism to disease is known as _?_
a. terminal b.unhealthy c. germicide d. immunity e.susceptibility
9.pathogenic bacteria cause harm _?_
a. by changing the genetic code b. to plants, but not to animals c.by making carbohydrates d. by introducing new DNA material to the cell e.through the action of their toxins
10.bacteria can act as _?_
a. RNA b.enzymes c. carbohydrates d. spores e. none of the above
11.white blood cells _?_
a. are pathogens b. can ingest pathogens c.aid in digestion d.must remain inside the blood vessels e.are antigens
12.bacteria _?_
a.are all pathogenic b.produce DNA c.should be eliminated from the biosphere d. can serve as decomposers e.are large organisms that cause disease
13.pathogens that invade the body called _?_
a.immunities b.antipasto c.antibodies d.antigens e.antibiotics
14.infectious diseases that attack the respiratory system are usually transmitted _?_
a.by dog bites b.through the air c.through open cuts d.in food and water e. none of the above
15.infectious diseases may result from _?_
a.malnutrition b.improper fuctioning of parts of the body
c.oversecreation of endocrine glands d.imperfectly formed organs of the body e.microorganisms that are harmful to the body
Posted by gangadharan_nair
(1) The infection is spread by person-to-person contact with nasal secretions or saliva, often among family or household members.
Answer (a) the air.
(2) One of the primary pathways by which food or water become contaminated is from the release of untreated sewage into a drinking water supply or onto cropland, with the result that people who eat or drink contaminated sources become infected.
Answer (a)
(3) A complete virus particle, known as a virion, consists of nucleic acid surrounded by a protective coat of protein called a capsid.
Answer (d) the nucleus.
(4) Typhoid-Common worldwide, it is transmitted by the ingestion of food or water contaminated with feces from an infected person.
Hepatitis-You can catch hepatitis A if:
* You come in contact with food or water contaminated by the virus
Answer (b) poor sanitation.
(5) Active immunity- Naturally acquired/ Artificially acquired.
Answer (c) all the above.
(6) Answer (e).direct sexual contact with an infected person.
Do you homework as above.(search and find out answers)
Posted by stephie
why not do your homework yourself?
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