Lesson 3 sw: Infectious Diseases

Question 1

T or F.

The incubation period of trypanosomiasis is less than 3 months; symptoms, however, appear right away

Answer 1

F.

Incubation period is less than 1 month. Symptoms appear months to years after exposure

Question 2

Fill in the blanks.

Trypanosoma brucei gambiense is the 1.) _________ version of the parasite. Their main reservoirs are 2.) ________ but are occasionally found in animals.

Answer 2

1.) Chronic
2.) Humans

Question 3

Fill in the blanks.
The primary source and reservoir of Influenza is _________.

Answer 3

humans

Question 4

Multiple choice.
Chickenpox is caused by the ______________, which easily spreads from person to person.

Answer 4

varicella-zoster virus (VZV)

Question 5

T or F. Write T or F.
Rabies remain infectious even after it dries out when exposed to sunlight.

Answer 5

F.
It becomes noninfectious after being dried out.

Question 6

Multiple choice.
Children between the age of _________ years are often at the greatest risk from rabies.
a. 3-10
b. 5-12
c. 5-14

Answer 6

C.

Question 7

Identification.
Who proved that the Mycobacterium tuberculosis was the cause of tuberculosis in 1882?

Answer 7

Robert Koch

Question 8

T or F. Write T or F.
Albert Calmette and Jean-Marie Camille Guerin developed antibiotic streptomycin to combat tuberculosis.

Answer 8

F.
They made a vaccine called Bacille Calmette-Guerin (BCG).

Question 9

Multiple choice.
What does AIDS mean?

Answer 9

Acquired Immunodeficiency Syndrome.

Question 10

T or F. Write T or F.
The average incubation period for chickenpox is 14-16 days after exposure.

Answer 10

T.

Question 11

Multiple choice.
Modes of transmission for Influenza is through _____________.
a. tiny droplets from a person’s breath
b. physical contact with a surface where the virus is on
c. both a and b

Answer 11

C.

Question 12

Odd one out.
Which among the following is NOT a mode of transmission for Trypanosomiasis?
a. Reusing contaminated needles and syringes
b. Wearing the clothes of someone who is infected
c. Consumption of contaminated animal products
d. Congenital transmission
e. Laboratory accidents
f. Blood transfusion

Answer 12

B.

Question 13

Identification.
The infectious agent of Rabies is ____________.

Answer 13

Lyssa virus

Question 14

Identification.
What is the vector that transmits the parasite causing Trypanosomiasis?

Answer 14

Tsetse fly.

Question 15

Multiple choice.
Which among the following are the most common modes of transmission for HIV/AIDS?
I. Sexual transmission
II. Contact with infected blood
III. Father to child

a. I and II only b. I, II, and III
c. I and III only

Answer 15

a.
Fathers cannot transmit their HIV to the child.

Question 16

T or F. Write T or F.
Tuberculosis is a bacterial disease since it is caused by a bacteria called mycobacterium tuberculosis.

Answer 16

T.

Question 17

T or F. Write T or F.
Rabies is a bacterial disease that targets the nervous system of humans.

Answer 17

F.
Rabies is a viral disease. It targets mammals not just humans.