Disease Control and Zoonotic Diseases

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What is the primary focus of occupational health education in relation to zoonoses?

Promoting social and cultural changes in food habits
Developing aerosol-based treatments for zoonoses
Vaccination programs for the general public
Categorizing workers prone to certain zoonoses (correct)

When is post-exposure treatment especially crucial in zoonosis control?

During outbreaks of Asian Flu
In the event of rabies infection (correct)
When vector-borne transmission occurs
In cases of environmental changes

What is the primary route of transmission for aerosol-borne zoonoses?

Touching fomites carrying the pathogen
Direct contact with infected animal bodily fluids
Breathing in droplets passed through the air (correct)
Ingesting contaminated food and water

What is the primary focus of disease eradication programs?

Eliminating a disease-producing agent worldwide (A) Signup and view all the answers

What is the most common source of zoonotic exposures to humans for Mycobacterium bovis?

Domestic cattle (B) Signup and view all the answers

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

Vaccination programs (C) Signup and view all the answers

Which of the following is NOT a factor involved in the prevention and control of zoonoses?

Environmental factors (D) Signup and view all the answers

What is the origin of the HIV/AIDS pandemic according to the text?

Chimpanzee (A) Signup and view all the answers

What is the estimated death toll of the 1918 flu pandemic?

17-50 million (C) Signup and view all the answers

What is the term for inanimate objects that carry zoonotic pathogens?

Fomites (B) Signup and view all the answers

What is the name of the bacteria that causes zoonotic tuberculosis in humans?

Mycobacterium bovis (C) Signup and view all the answers

What is the suspected origin of the H1N1 influenza virus that caused the 1918 flu pandemic?

Avian (B) Signup and view all the answers

What is the primary goal of the Philippine Clean Air Act?

To achieve and maintain healthy air for all Filipinos (A) Signup and view all the answers

What is the function of the international centers and laboratories established by the WHO?

To issue warnings of air pollution where and when necessary (D) Signup and view all the answers

What is the mechanism by which ultraviolet radiation disinfects the air?

By deactivating the genetic material of microorganisms (B) Signup and view all the answers

What percentage of radiation exposure is attributed to human activities?

20% (D) Signup and view all the answers

What is the primary purpose of mechanical ventilation in controlling indoor air quality?

To control excess humidity and odors (C) Signup and view all the answers

Which type of radiation has the ability to penetrate tissues and deposit its energy within them?

Ionizing radiation (D) Signup and view all the answers

What is the term used to describe an emotional reaction to noise pollution?

Noise annoyance (C) Signup and view all the answers

What is the term used to describe regular exposure to elevated sound levels that may lead to adverse effects in humans or other living organisms?

Noise pollution (D) Signup and view all the answers

Which of the following is a man-made source of radiation?

Medical and dental X-rays (B) Signup and view all the answers

What is the purpose of dust control in disinfecting the air?

To reduce the surface and air movement of dust (D) Signup and view all the answers

What is the primary approach to controlling noise pollution in cities?

Careful planning of cities (B) Signup and view all the answers

Which of the following is a physical effect of noise pollution on children?

Hearing impairment (B) Signup and view all the answers

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

Acute effects are seen immediately after exposure, while delayed effects appear months or years after (C) Signup and view all the answers

What is the primary effect of 200 rad of radiation exposure?

Mild erythema (reddening of the skin) (B) Signup and view all the answers

What is the purpose of a dosimeter?

To measure and absorb the dose of ionizing radiation (B) Signup and view all the answers

What is the primary concern for workers exposed to radiation?

Ensuring regular working hours and holidays to maintain their state of health (C) Signup and view all the answers

What is the result of 1000 rad of radiation exposure?

Desquamation and tissue necrosis (C) Signup and view all the answers

Why are unnecessary x-ray examinations, especially in children and pregnant women, discouraged?

To reduce the risk of delayed effects such as cancer and cataract formation (C) Signup and view all the answers