Pathogens & Disease Review

Why do doctors suggest that people get a flu vaccine each year?

• Viruses replicate more rapidly over time.

• Viruses can mutate from year to year.

• Vaccines are absorbed by the body after a year.

• Vaccines get stronger over time.

Which is the best way to help prevent the flu from becoming a pandemic?

• getting a vaccination

• taking antibiotics

• eating fruits and vegetables

• washing hands often

Malaria is a common disease in many countries. What type of pathogen is malaria?

• a virus

• a bacterium

• a fungus

• a parasite

How can the rate of an infectious disease be drastically reduced?

• by taking medication daily

• by preventing transmission between people

• by wearing clean clothing daily

• by performing dental hygiene three times each day

Jill got a case of chicken pox when she was three years old. After she got it, Jill's sister came down with chicken pox. What is chicken pox?

• an immune disorder

• an infectious disease

• a noninfectious disease

• a type of egg

Which type of pathogen is responsible for causing the flu, chicken pox, and yellow fever?

• viruses

• parasites

• fungi

• bacteria

Malaria is an infectious disease that can be acquired when a mosquito carrying the protist Plasmodium falciparum bites a human. In the transmission of malaria, which of the following is the disease vector?

• the malaria illness

• the protist Plasmodium falciparum

• the person

• the mosquito

Influenza, strep throat, measles, and the common cold are all infectious diseases. Which of the following methods can be used to avoid getting infectious diseases?

• not washing fruit before eating it

• touching an infected keyboard

• sharing a drink with only family members

• washing your hands

Sabrina has the flu. Her neighbor suggests she get a prescription for an antibiotic, but Sabrina's mothers says that antibiotics would not help in this situation. Why?

• the flu is caused by a virus, and it cannot be treated with an antibiotic.

• the flu is caused by a fungus, and it must be treated with antifungal medication

• the flu is caused by a parasitic worm, and must be treated with an anti-parasitic medication

• the flu is caused by a bacterium, and it cannot be treated with an antibiotic.

Unicellular prokaryotic organisms found nearly everywhere on Earth; capable of living in a variety of areas of conditions. Many are beneficial while many cause infectious (may be treated with antibiotics)

• Virus

• Bacteria

• Fungi

• Protozoa

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