Emerging Zoonoses: Causes and Examples
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Questions and Answers

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?

<p>Touching infected animal's saliva (D)</p> Signup and view all the answers

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

<p>More than 6 out of 10 (C)</p> 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?

<p>70 dB (B)</p> 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?

<p>Decibel (B)</p> Signup and view all the answers

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

<p>Railway junctions (D)</p> 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?

<p>Hypertension (D)</p> Signup and view all the answers

What is the primary purpose of vector control methods?

<p>To eradicate or control vector populations and limit disease transmission (B)</p> Signup and view all the answers

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

<p>140 dB (A)</p> Signup and view all the answers

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

<p>To remove or reduce the number of breeding places (D)</p> Signup and view all the answers

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

<p>Serious diseases (A)</p> Signup and view all the answers

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

<p>To control disease-transmitting pest populations (D)</p> Signup and view all the answers

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

<p>Malaria (D)</p> Signup and view all the answers

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

<p>To control disease-transmitting pest populations using pesticides (C)</p> Signup and view all the answers

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

<p>To carry diseases from infected animals to humans (C)</p> Signup and view all the answers

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

<p>Practicing good hygiene and controlling the environment (D)</p> Signup and view all the answers

Which of the following diseases is NOT transmitted by mosquitoes?

<p>Tick-borne Encephalitis (A)</p> Signup and view all the answers

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

<p>To destroy pathogenic material (C)</p> Signup and view all the answers

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

<p>Hundreds of millions (C)</p> Signup and view all the answers

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

<p>It prevents the spread of diseases through protective measures (D)</p> Signup and view all the answers

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

<p>Duration of radiation exposure (C)</p> Signup and view all the answers

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

<p>Cancer induction (B)</p> Signup and view all the answers

What is the purpose of a dosimeter?

<p>To absorb the dose of ionizing radiation (B)</p> Signup and view all the answers

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

<p>Avoiding unnecessary x-ray examinations, especially in children and pregnant women (C)</p> Signup and view all the answers

What determines the biological effects of radiation?

<p>Rate of absorption, area exposed, and individual sensitivity (C)</p> Signup and view all the answers

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

<p>Inheritable mutations to DNA (D)</p> Signup and view all the answers

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