Question

In: Psychology

AIDS is transmitted in Africa and some parts of Asia primarily by: Select one: a. Heterosexual...

AIDS is transmitted in Africa and some parts of Asia primarily by:

Select one:

a. Heterosexual contact.

b. Homosexual contact.

c. Intravenous drug use.

d. Blood transfusions.

e. Infected mother to child.

A scientist who studies the origin and distribution of all types of diseases is best described as a(n):

Select one:

a. Biochemist.

b. Social worker.

c. Epidemiologist.

d. Demographer.

e. Sociologist.

Whose investigations into cholera outbreaks established the foundation of modern epidemiology?

Select one:

a. Louis Pasteur.

b. John Snow.

c. Karl Marx.

d. Ralph Paffenbarger.

e. All these men helped lay the foundation of epidemiology.

Solutions

Expert Solution

Q. AIDS is transmitted in Africa and some parts of Asia primarily by

Ans. a. Heterosexual contact.

AIDS is a sexually transmitted disease, in a large part of Africa prostitution is very common and people have unprotected sex leading to the spread of disease from one person to another.

Q. A scientist who studies the origin and distribution of all types of diseases is best described as a

Ans. c. Epidemiologist.

Epidemiology is the study and analysis of disease its pattern and distribution on a defined population and the scientist who does this study is known as Epidemiologist.

q. Whose investigations into cholera outbreaks established the foundation of modern epidemiology?

Ans. b. Snow John

He found out the source of Cholera as the public water pump in the Soho epidemic of 1854.On examination of the water sample, he ordered to remove the handles of water pump, and there was a decline in the disease that proved it was a waterborne disease


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