Tag: infectious diseases and how to prevent them

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Questions Related to infectious diseases and how to prevent them

Multiple choice evs - i infectious diseases and how to prevent them energy and health infectious diseases - transmission and prevention credit communicable diseases pathogen and their mode of transmission

Epidemiological triad refers to _____________________.

  1. Host, disease and environment

  2. Host, agent and environment

  3. Host, agent and disease

  4. Agent, disease and environment
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Among many epidemiologic triad or triangle, the traditional model for an infectious disease (The triad ) consists of an external agent, a susceptible host, and an environment. So, the correct option B ( Host, agent, and environment )

Multiple choice evs - i infectious diseases and how to prevent them energy and health infectious diseases - transmission and prevention credit communicable diseases pathogen and their mode of transmission

The granulocyte to arrive first at the site of an infection is 

  1. Neutrophile

  2. Eosinophil

  3. Basophil

  4. All of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Neutrophils. The first immune cells that arrive at an injured site are mostly neutrophils, which are quick-response immune cells that recognize and destroy bacteria. 

So the correct answer is Neutrophile.

Multiple choice evs - i infectious diseases and how to prevent them energy and health infectious diseases - transmission and prevention credit communicable diseases pathogen and their mode of transmission

Which is an infectious disease?

  1. Coronary thrombosis

  2. HIV

  3. Diabetes mellitus

  4. Diptheria
Reveal answer Fill a bubble to check yourself
B,D Correct answer
Explanation

Infectious diseases are those diseases which are caused by microorganisms like fungi, bacteria, virus, parasites. HIV (Human immunodeficiency virus) causes AIDS (Acquired immunodeficiency syndrome). It is a sexually transmitted disease. Diphtheria is caused by bacterium Corynebacterium diphtheria. It affects the mucous membrane of throat and upper respiratory tract. Coronary thrombosis is a disease that results due to accumulation of blood clot on the walls of arteries. Diabetes mellitus is a disease that results due to insufficient production of insulin in the body.

Thus, the correct answer is 'HIV, Diphtheria.'

Multiple choice evs - i infectious diseases and how to prevent them energy and health infectious diseases - transmission and prevention credit communicable diseases pathogen and their mode of transmission

The limitations that are normally confronted while treating an infectious disease is/are

  1. Body functions are impaired and may never recover completely

  2. The patient is confined to bed for some time

  3. Infected person serves as a potential source of spread of infectious disease to other persons

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The limitations that are confronted while treating an infectious disease are that the impaired body functions happened due to the infection cannot recover completely, the patient is asked to have complete bed rest and infectious disease can spread from one person to another as it a contentious disease.

So the correct option is D.

Multiple choice evs - i infectious diseases and how to prevent them energy and health infectious diseases - transmission and prevention credit communicable diseases pathogen and their mode of transmission

Which of the following symptoms indicate red sickness ?

  1. Red and ulcerated skin

  2. Nausea and anaemia

  3. Nausea and loss of hair

  4. Ulcerated skin, nausea and loss of hair
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Pellagra or red sickness is a vitamin deficiency disease caused by chronic lack of Vitamin B3 in the diet. It can also be caused by the decreased intake of niacin or tryptophan. Described as three D's diarrhea, dermatitis, and dementia, this is indicated by symptoms such as dermatitis, alopecia or hair loss, edema or swelling, red skin lesions, weakness and mental confusion.

Multiple choice evs - i infectious diseases and how to prevent them energy and health infectious diseases - transmission and prevention credit communicable diseases pathogen and their mode of transmission

Which one of the following groups of diseases spreads through mosquito bites among humans?

  1. Dengue fever, Viral encephalitis, Yellow fever

  2. Malaria, Filariasis, Poliomyelitis

  3. Filariasis, Malaria, Ascariasis

  4. Ancylostomiasis, Ringworm, Dengue fever
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Mosquito-borne diseases or mosquito-borne illness are disease caused by bacterial, viruses or parasites transmitted by mosquitoes. They can transmit disease without being affected themselves. Mosquito vectored diseases include protozoan diseases, i.e., malaria, filarial diseases, and viruses such as dengue, encephalitis and yellow fever. 

Therefore, the correct answer is option A.

Multiple choice evs - i infectious diseases and how to prevent them energy and health infectious diseases - transmission and prevention credit communicable diseases pathogen and their mode of transmission

Which of the following spreads through blood transfusion?

  1. Hepatitis

  2. Measles

  3. AIDS

  4. Polio

  5. Both A and C
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation
Hepatitis is an inflammation of liver which is mainly caused by hepatitis virus. Hepatitis B and hepatitis C are commonly spread through infected blood. It may also pass from mother to foetus through placenta during pregnancy.
AIDS is caused by HIV virus and weakens the immune system. It spreads through blood transfusions and sexual contact.
Measles is caused by rubeola virus. It  is a viral infection of the respiratory system. It mainly spreads by coming in contact with mucus and saliva of infected person while coughing or sneezing.
Polio is caused by polio virus which affects central nervous system and causes paralysis of muscles. It spread by food or water containing human feces.
So, the correct answer is option E.
Multiple choice evs - i infectious diseases and how to prevent them energy and health infectious diseases - transmission and prevention credit communicable diseases pathogen and their mode of transmission

Influenza, chicken pox, measles are spread by

  1. Vectors

  2. Viruses

  3. Skin-to-skin contact

  4. Droplet infection
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

  • Measles, mumps, rubella, and varicella (commonly known as chickenpox), influenza are the chronic diseases of a virus. 
  • These can be prevented from spreading by using vaccines. This vaccine works by prior exposure of a small dose of the virus or a protein from the virus, which activates the immune response.
Therefore, the correct answer is option B.