Answer:
The correct answer is herd immunity
Explanation:
Herd immunity is a type of immunity provided by the major population which is vaccinated or immune against an infectious to some individual of their community which is not immune to that infection.
Herd immunity is generated only when most of the population is immune to that particular disease. For example, in measles, 90-95% of a population should be vaccinated against measles to provide herd immunity to the un-immune individuals. So the correct answer is herd immunity.
Hepatitis B virus (HBV) and HIV are bloodborne viruses transmitted primarily through sexual contact and injection-drug use.
Hepatitis B virus (HBV) and HIV are bloodborne viruses transmitted primarily through sexual contact and injection-drug use. Because of these shared modes of transmission, a high proportion of adults at risk for HIV infection are also at risk for HBV infection.
HIV, the hepatitis B and hepatitis C viruses can also be spread by sharing needles, syringes, and other injection equipment. It can transfer from mother to child Pregnant women can pass these infections to their infants. HIV-HCV coinfection increases the risk of passing on hepatitis C to the baby. The hepatitis C virus is usually spread when someone comes into contact with blood from an infected person.
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<span>An infant weighs 7lb at birth should weight- 13 lbs by four months of age.
1.5 lb. x 4 (months) = 6 lbs. + 7 lbs (birthweight) = 13 lbs.</span>
The pathogen that infects the intestine and is spread through contaminated water or food is the bacteria Vibrio cholerae.
<h3>What do you mean by Pathogens?</h3>
Pathogens may be defined as those microorganisms which are responsible for the causation of various diseases and disorders in animals or humans.
Cholera is a disease that is caused by infection of the intestine with the bacteria Vibrio cholerae. It is an acute diarrheal illness that is sometimes life-threatening. A given species of bacteria produce some toxins in the intestine leading to infections. It may be spread through contaminated water or food.
Therefore, the pathogen that infects the intestine and is spread through contaminated water or food is the bacteria Vibrio cholerae.
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