Health and Diseases

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Where are antigens trapped, leading to the activation of lymphocytes?

Blood vessels

Mucosa-associated lymphoid tissue (MALT)

Lymph nodes (correct)

Major tracts (respiratory, digestive and urogenital tracts)

What percentage of lymphoid tissue in the human body is constituted by mucosa-associated lymphoid tissue (MALT)?

50 per cent (correct)

25 per cent

30 per cent

75 per cent

What does the term 'syndrome' in AIDS refer to?

A group of viruses

A group of bacteria

A group of diseases

A group of symptoms (correct)

When was AIDS first reported?

1981 Signup and view all the answers

What is the virus responsible for causing AIDS?

Human Immuno deficiency Virus (HIV) Signup and view all the answers

How can HIV-infection be transmitted from an infected mother to her child?

Through placenta Signup and view all the answers

What is necessary for achieving good health?

Awareness about diseases, vaccination, proper waste disposal, control of vectors, and maintenance of hygienic food and water resources Signup and view all the answers

What is the characteristic of infectious diseases?

They are easily transmitted from one person to another Signup and view all the answers

What is the primary cause of death among non-infectious diseases?

Cancer Signup and view all the answers

What is the term for disease-causing organisms?

Pathogens Signup and view all the answers

How do pathogens enter our body?

They can enter our body by various means, multiply, and interfere with normal vital activities Signup and view all the answers

What is the result of pathogens multiplying and interfering with normal vital activities in our body?

Morphological and functional damage Signup and view all the answers

What is the primary result of the progressive decrease in the number of helper T-lymphocytes in the body of an infected person?

The person starts suffering from infections that could have been otherwise overcome Signup and view all the answers

What is a common diagnostic test for AIDS?

Enzyme linked immuno-sorbent assay (ELISA) Signup and view all the answers

Why is it important to educate people about AIDS?

Because it is often spread due to conscious behaviour patterns Signup and view all the answers

What is the outcome of treatment of AIDS with anti-retroviral drugs?

The patient's life is prolonged but death is inevitable Signup and view all the answers

What is the main reason why prevention is the best option for AIDS?

Because there is no cure for AIDS Signup and view all the answers

What is the role of organisations like NACO and NGOs in the context of AIDS?

They educate people about AIDS and its prevention Signup and view all the answers

What is the chemical compound from which heroin is obtained?

Morphine Signup and view all the answers

What is the primary site of action for cannabinoids in the body?

Brain Signup and view all the answers

How is cocaine typically consumed?

Snorting Signup and view all the answers

What is the effect of heroin on the body?

It slows down body functions Signup and view all the answers

What is the source of cannabinoids?

Cannabis plant Cannabis sativa Signup and view all the answers

What motivates youngsters to experiment with drugs and alcohol?

Need for adventure, curiosity, and experimentation Signup and view all the answers

What is the effect of cannabinoids on the body?

It affects the cardiovascular system Signup and view all the answers

Why do youngsters initially use drugs or alcohol?

Out of curiosity or experimentation Signup and view all the answers

What factor has played a significant role in persuading youngsters to try alcohol and drugs?

Stress from pressures to excel in academics or examinations Signup and view all the answers

What is a common perception among youth that contributes to drug and alcohol use?

It is 'cool' or progressive to smoke, use drugs or alcohol Signup and view all the answers

What are associated with drug and alcohol abuse among adolescents?

Unstable or unsupportive family structures and peer pressure Signup and view all the answers

What is addiction characterized by?

A psychological attachment to certain effects Signup and view all the answers