Class XII · Biology practice

Human Health and Disease MCQs

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446 questions in this collection · Page 26 of 45

Question 251 of 446

📘 CLASS XII

Human Health And Disease

____ uses strong magnetic fields and non-ionising radiations to accurately detect pathological changes in living tissue.

Magnetic Resonance Imaging (MRI) uses strong magnetic fields and non-ionising radiations.

Question 252 of 446

📘 CLASS XII

Human Health And Disease

Biological response modifiers like ____ are given to cancer patients to activate their immune system.

Patients are given biological response modifiers such as α-interferon which activates their immune system.

Question 253 of 446

📘 CLASS XII

Human Health And Disease

A common side effect of chemotherapeutic drugs for cancer treatment is ____.

Majority of chemotherapeutic drugs have side effects like hair loss and anemia.

Question 254 of 446

📘 CLASS XII

Human Health And Disease

The drugs commonly abused are classified into Opioids, Cannabinoids, and ____ alkaloids.

The commonly abused drugs are opioids, cannabinoids and coca alkaloids.

Question 255 of 446

📘 CLASS XII

Human Health And Disease

Opioids bind to specific receptors present in the central nervous system and the ____ tract.

Opioids bind to specific opioid receptors present in our central nervous system and gastrointestinal tract.

Question 256 of 446

📘 CLASS XII

Human Health And Disease

Heroin, commonly called smack, is chemically ____.

Heroin is chemically diacetylmorphine.

Question 257 of 446

📘 CLASS XII

Human Health And Disease

Heroin is obtained from the latex of the poppy plant, *Papaver* ____.

Morphine (acetylated to heroin) is extracted from the latex of poppy plant *Papaver somniferum*.

Question 258 of 446

📘 CLASS XII

Human Health And Disease

Heroin is a ____ and slows down body functions.

Heroin is a depressant and slows down body functions.

Question 259 of 446

📘 CLASS XII

Human Health And Disease

Natural cannabinoids are obtained from the inflorescences of the plant ____ sativa.

Natural cannabinoids are obtained from the inflorescences of the plant *Cannabis sativa*.

Question 260 of 446

📘 CLASS XII

Human Health And Disease

Cannabinoids principally interact with receptors present in the ____.

Cannabinoids interact with cannabinoid receptors present principally in the brain.

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