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Human Health and Disease

AIPMT 2006MCQEasy📈 Topic in 12% papers+4−1
Ques. 1AIPMT 2006

HIV that causes AIDS, first starts destroying

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

Answer

(1) Helper T-lymphocytes

Solution

As per NCERT, after getting into the body, HIV enters macrophages, where its RNA genome is copied into viral DNA by reverse transcriptase; macrophages then act as an HIV factory.

⇒ At the same time, HIV enters helper T-lymphocytes (TH), replicates and produces progeny viruses.

⇒ The progeny viruses attack other helper T-lymphocytes, so their number decreases progressively.

∴ Among the given cells, HIV first destroys helper T-lymphocytes.

Answer: (1)

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Ques. 2AIPMT 2006

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)
Ques. 3AIPMT 2006

Antibodies in our body are complex-

  1. Prostaglandins
  2. Steroids
  3. Glycoproteins
  4. Lipoproteins
Ques. 4AIPMT 2005

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

  1. Hashish
  2. Amphetamines
  3. Morphine
  4. Valium
Ques. 5AIPMT 2005

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
Ques. 6AIPMT 2004

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
Ques. 7AIPMT 2003

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
Ques. 8AIPMT 2003

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
Ques. 9AIPMT 2002

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
Ques. 10AIPMT 2001

Which one of the following is correct match ?

  1. Bhang – Analgesic
  2. Cocaine – opiatic narcotic
  3. Morphine – Hallucinogenic
  4. Reserpine – Tranquilliser
Ques. 11AIPMT 2001

L.S.D. is : -

  1. Stimulant
  2. Tranquilliser
  3. Hallucinogenic
  4. Sedative

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