Emerging Zoonoses: Causes and Examples

Play an AI-generated podcast conversation about this lesson

What is an emerging zoonosis?

A zoonosis that is newly recognized or newly evolved (correct)

A zoonosis that only affects humans

A zoonosis that has been eradicated

A zoonosis that only affects animals

Which of the following is NOT a factor influencing emerging zoonoses?

Vitamin deficiency (correct)

Pathogen changes

Social and cultural factors

Environmental change

What is the transmission route of a zoonotic disease when an inanimate object carries a pathogen from an animal to a person?

Direct contact

Aerosol

Oral

Fomite (correct)

Which of the following is an example of a direct contact transmission route of a zoonotic disease?

Touching infected animal's saliva Signup and view all the answers

What percentage of infectious diseases in people can be spread from animals?

More than 6 out of 10 Signup and view all the answers

What is the maximum safe sound level that does not cause harm to living organisms, according to the World Health Organization?

70 dB Signup and view all the answers

What is the main unit of measurement for expressing the ratio of physical quantities, particularly for acoustic and electric power?

Decibel Signup and view all the answers

Which of the following sources of noise pollution is most likely to have a high noise level?

Railway junctions Signup and view all the answers

What is a direct result of noise pollution caused by elevated blood levels over a longer period of time?

Hypertension Signup and view all the answers

What is the primary purpose of vector control methods?

To eradicate or control vector populations and limit disease transmission Signup and view all the answers

At what decibel level can noise pollution directly cause hear loss in adults?

140 dB Signup and view all the answers

What is the main objective of habitat control in vector control?

To remove or reduce the number of breeding places Signup and view all the answers

What is a consequence of sleep disturbances caused by noise pollution?

Serious diseases Signup and view all the answers

What is the goal of using insecticides, larvicides, and repellents in vector control?

To control disease-transmitting pest populations Signup and view all the answers

Which of the following diseases is NOT mentioned as a reason for implementing feed hygiene?

Malaria Signup and view all the answers

What is the primary role of chemical control in combating vector-borne diseases?

To control disease-transmitting pest populations using pesticides Signup and view all the answers

What is the primary role of vectors in the transmission of diseases?

To carry diseases from infected animals to humans Signup and view all the answers

What is the most effective way to control vectors and prevent the spread of diseases?

Practicing good hygiene and controlling the environment Signup and view all the answers

Which of the following diseases is NOT transmitted by mosquitoes?

Tick-borne Encephalitis Signup and view all the answers

What is the purpose of disinfection in controlling the spread of diseases?

To destroy pathogenic material Signup and view all the answers

How many people are affected by vector-borne diseases worldwide?

Hundreds of millions Signup and view all the answers

What is the primary advantage of community mobilization in preventing vector-borne diseases?

It prevents the spread of diseases through protective measures Signup and view all the answers

What is the primary difference between acute and delayed effects of radiation?

Duration of radiation exposure Signup and view all the answers

Which of the following is a long-term effect of radiation exposure?

Cancer induction Signup and view all the answers

What is the purpose of a dosimeter?

To absorb the dose of ionizing radiation Signup and view all the answers

What is the recommended practice for reducing radiation exposure in medical examinations?

Avoiding unnecessary x-ray examinations, especially in children and pregnant women Signup and view all the answers

What determines the biological effects of radiation?

Rate of absorption, area exposed, and individual sensitivity Signup and view all the answers

What is the primary concern in the genetic effects of radiation exposure?

Inheritable mutations to DNA Signup and view all the answers