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HEALTH AND DISEASES,PREVENTIONS AND PRECAUTIONS

ASSIGNMENT ON “WHY DO WE FALL ILL?”
HEALTH AND DISEASES
1. Define health. What is the significance of health? State the two factors necessary for individual health.
2. A community cannot be termed ‘healthy’ unless each of its individual is ‘healthy’. Comment on the
statement.
3. Enlist various community factors which affect the health of an individual.
4. Comment on the role of poverty in spoiling good health.
5. “Healthy, wealthy and wise” are three words interrelated to each other. Give your opinion on the
statement.
6. What do you mean by ‘community health care services’? Name the agency that provides these services.
Give any five essential elements included in them.
7. Define disease. ‘Being healthy does not mean being disease free’ – Comment on the statement citing few
examples.
8. Differentiate between intrinsic and extrinsic factors which cause disease.
Name four intrinsic and four extrinsic disease-causing factors.
9. How does a disease look–like? How is the presence or absence of a disease established? What do the
symptoms of headache, vomiting, fever and diarrhea indicate?
10. Differentiate between acute and chronic diseases giving two examples of each.
11. Differentiate between infectious and non–infectious diseases.
12. What are the various modes of infections? Give one example of disease caused by each mode.
13. Define pathogen. Enlist various categories of disease-causing pathogens along with at least five diseases
caused by each.
14. Give a name for:
(a) The diseases caused by micro–organisms.
(b) The diseases which last for very short period of time.
(c) The diseases which can spread from one person to another.
(d) The diseases which are caused by internal causes.
(e) The state of hypersensitivity of body toward certain substances.
15. Name the causal organism for:
(a) Tetanus (b) Leprosy (c) AIDS (d) Malaria
(e) Rabies
(f) Kala–azar (g) Syphilis (h) Hepatitis
____________________________________________________________

(i) Poliomyelitis (j) Aspergilosis (k) Anthrax (l) Influenza
(m) Tuberculosis (n) Elephantiasis (o) SARS
16. Classify the following pathogens into bacteria, fungi, virus, protozoa or worms:
(a) HIV (b) Ascaris (c) Amoeba (d) TMV
(e) Streptococcus (f) Spirillum (g) Ringworm (h) Roundworm
(i) Leishmania (j) Trypanosoma
17. Write a short note on AIDS along with its causes and preventive measures.
18. A person is suffering from extreme cold and shivering along with sudden onset of fever. Name the
disease he is suffering from and its causal organism. Also state three preventive measures and two drugs.
19. What causes food poisoning? What are its symptoms?
20. Fill in the blanks with appropriate word(s).
(a) Most of the skin diseases are caused due to __________.
(b) Protozons are mostly spread by the __________.
(c) Toxins are the poisonous substances secreted by __________.
(d) Natural immunity of human body is reduced in the disease __________.
(e) Full form of TMV is __________.
21. What are genetic diseases? Name twp genetic disorders in man. Give their cause and symptoms.
22. Name four diseases caused due to hormonal imbalance along with the deficiency hormone and symptoms
in a tabular form.
23. Name three agents which can cause allergy.
24. Name three diseases caused due to malfunctioning of body organs.
25. What are antibiotics? Why does not penicillin act on human cells while destroying the bacteria present in
human body?
26. Give a name for the following along with a reason:
(a) Pathogens which are not acted upon by antibiotics
(b) Pathogens which are not attacked by penicillin
(c) Vector for malaria – causing protozoan.
27. Explain with the help of a flowchart the mode of spread of
(a) common cold (b) malaria (c) cholera
28. Why are diseases organ – pecific and tissue-specific?
29. Define pathogen.
30. What are congenital diseases?
31. What is the full form of AIDS?
32. Mention two causes of non–communicable diseases.
____________________________________________________________
33. It was diagnosed that the body of a patient has lost its power of fighting any infection. Name the disease
he has been suffering from. What type of microbe is responsible for this disease and how does it spread
from one person to another?
34. Distinguish between communicable and non–communicable diseases.
35. How do houseflies spread infection?
36. Name the factors which weaken immunity of the body.
37. What is the significance of social health?
38. Define ‘disease’.
39. How can we detect that a person is diseased?
40. Define:
(a) Acute disease (b) Chronic disease
41. List a few infections agents responsible for diseases in human beings.
42. How do the infectious diseases spread?
TYPE - B
PREVENTIONS AND PRECAUTIONS
43. ‘The mode of entry of pathogen into our body determines the organ where it resides and the disease it
causes’. Elaborate this statement giving three examples.
44. What are the factors responsible for common effects of diseases? Name two diseases in which tissue
specific effects can change to common effects. Which body system gets weakened or destroyed leading to
common effects of a disease?
45. Why is it that sometimes the diagnosis of a disease reveals negative infection but actually infection is
present within the body?
46. Enlist various precautionary measures for
(a) common cold and cough (b) malaria
(c) tetanus (d) diarrhea
47. Enlist various principles of preventing diseases. How are the following diseases prevented?
(a) Air-borne (b) Water-borne (c) Vector-borne
48. Why are malnourished people more prone to diseases and mild infections than well nourished ones?
Which body system is responsible for such a difference and how is it affected?
49. “Prevention of disease is better than its cure” comment on the statement giving reasons to support you
comments.
50. Define the term ‘inflammation’. What is its role in averting a disease?
51. What do you mean by the term ‘vaccination’? State the basis of the principle behind vaccination. Who
discovered vaccination and how?
____________________________________________________________
52. Complete the following table on the basis of your knowledge:
Disease Cause Mode of spread Preventive measures
Influenza
Rabies
Malaria
Cholera
Tuberculosis
Brain fever
53. Name the following:
(a) the disease which has been 100% eradicated from the world.
(b) a disease which has no vaccine
(c) the common vaccine for ‘Diphtheria –pertussis – tetanus’.
(d) the anti–malarial drugs
(e) the anti-tetanus injection
(f) the anti-tuberculosis vaccine
(g) an insecticide used to kill mosquito
(h) two diseases which have no effective cure
(i) two sexually transmitted diseases
54. A person is suffering from frequent and watery stools, dehydration and vomiting. Name the disease he is
suffering from. What unhygienic conditions can you observe around his living place?
55. Give reasons for:
(a) We are given bland and nourishing food while we recover from a disease.
(b) Most children below five in India become immune to Hepatitis–A even without immunization.
(c) A person addicted to chewing tobacco or drinking liquor habitually is not considered healthy.
(d) Immediate cure of a disease should be undertaken.
(e) Public health programmes are established in every district time-to-time.
56. Fill in the blanks with suitable word(s).
(i) Acute respiratory syndrome means a disease in ___________.
(ii) The other name for brain fever is ___________.
(iii) ___________ cannot cause AIDS.
(iv) Mosquitoes feed on many ___________ blooded animals.
(v) ___________ is the target organ in jaundice.
(vi) Tuberculosis is caused by a bacterium named _________
(vii) Peptic ulcers is caused by a bacterium named ___________.
(viii) ___________ is a protozoa that causes sleeping sickness.
(ix) Acne is caused due to bacterium ___________.
(x) ___________ is the technical name for roundworm.
57. Mention preventive measures of malaria.
58. In a cluster of hutments, many people are suffering from malaria. Mention the unhygienic conditions
that must be prevailing in that locality. How does a doctor confirm malaria? Mention two preventive
measures of this disease.
59. What are endemic diseases? Give an example.
60. What is immunization? How does it work?

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