Human Health and Disease

Lysozyme that is present in perspiration, saliva and tears, destroys:

1. Certain types of bacteria
2. Most virus-infected cells
3. All viruses
4. Certain fungi

HIV that causes AIDS, first starts destroying

1. Helper T-lymphocytes
2. B-lymphocytes
3. Leucocytes
4. Thrombocytes

A person showing unpredictable moods, outbursts of emotion, quarrelsome behaviour and conflicts with others is suffering from-

1. Mood disorders
2. Addictive disorders
3. Schizophrenia
4. Borderline Personality Disorder (BPD)

Antibodies in our body are complex-

1. Prostaglandins
2. Steroids
3. Glycoproteins
4. Lipoproteins

Which one of the following depresses brain activity and produces feelings of calmness, relaxation and drowsiness ?

1. Hashish
2. Amphetamines
3. Morphine
4. Valium

Damage to thymus in a child may lead to

1. A reduction in stem cell production
2. Loss of cell mediated immunity
3. A reduction in haemoglobin content of blood
4. Loss of antibody mediated immunity

Which one of the following is not correctly matched ?

1. Anopheles culicifacies – Leishmaniasis
2. Glossina palpalis – Sleeping sickness
3. Culex pipiens – Filariasis
4. Aedes aegypti – Yellow fever

Carcinoma refers to :-

1. Malignant tumours of the colon
2. Benign tumours of the connective tissue
3. Malignant tumours of the connective tissue
4. Malignant tumours of the skin or mucous membrane

Short-lived immunity acquired from mother to foetus across placenta or through mother's milk to the infant is categorised as :-

1. Passive immunity
2. Cellular immunity
3. Innate non-specific immunity
4. Active immunity

Cancerous cells can easily be destroyed by radiations due to : -

1. Fast mutation
2. Lack of oxygen
3. Rapid cell division
4. Lack of nutrition