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Infectious Diseases and Biohazards Quiz

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Questions and Answers

What is the correct sequence in the Chain of Infection?

Portal of exit, Mode of transmission, Portal of entry, Susceptible host, Reservoir

Reservoir, Portal of exit, Mode of transmission, Portal of entry, Susceptible host (correct)

Susceptible host, Reservoir, Portal of exit, Mode of transmission, Portal of entry

Mode of transmission, Portal of entry, Susceptible host, Reservoir, Portal of exit

Which method is NOT a means of biological waste disposal?

Composting (correct)

Incineration

Pickup by a certified hazardous waste company

Autoclaving

What is used for the direct disposal of bloodborne pathogens?

Syphilis

Ebola (correct)

HCV

Which type of extinguisher is most suitable for Class A fires involving ordinary combustibles?

Class A Signup and view all the answers

What does the biohazard symbol represent?

Biological agents or hazardous biologic materials Signup and view all the answers

What is the best first aid measure for a chemical hazard?

Flush the area with large amounts of water for at least 15 minutes Signup and view all the answers

When handling acids, what precaution should be taken to avoid sudden splashes?

Add water to acid Signup and view all the answers

Which type of fire extinguisher is suitable for Class B fires involving flammable organic chemicals?

Dry chemicals Signup and view all the answers

What should be done first in case of an electrical hazard?

Unplug the equipment Signup and view all the answers

What does the acronym RACE stand for in case of fire emergencies?

Rescue, Alarm, Contain, Extinguish Signup and view all the answers

In what type of containers should sharp objects be disposed of to prevent injuries?

Puncture-resistant, leak-proof containers with the biohazard symbol Signup and view all the answers

What is the purpose of using safety bulbs or auto-dilutors for pipetting in laboratories?

To prevent exposure to infectious agents Signup and view all the answers

Which type of hazard is associated with exposure to broken glass in the laboratory?

Physical hazard Signup and view all the answers

What is a primary precaution recommended by the CDC for handling blood and body fluids in laboratories?

Wearing gloves when handling blood and body fluids Signup and view all the answers

Which condition is associated with airborne transmission according to the provided text?

Tuberculosis Signup and view all the answers

What is the primary reason for disposing needles and sharp objects into puncture-resistant containers?

To avoid injuries and infections from needle sticks Signup and view all the answers

What type of hazard is associated with exposure to radioactive materials in the laboratory?