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Human Health and Diseases MCQs for NEET — Zoology Questions with Answers

Practice free Human Health and Diseases (Zoology) NEET multiple-choice questions online with instant answers and detailed explanations. No login required.

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Sharing infected needles and syringes among drug users puts them at a high risk for which of the following chronic and potentially fatal infections?

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Explanation

The NCERT text clearly states: 'Those who take drugs intravenously (direct injection into the vein using a needle and syringe), are much more likely to acquire serious infections like AIDS and Hepatitis B.'

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Excessive hair growth on the face and body, enlargement of clitoris, and deepening of voice are side-effects specifically associated with the use of anabolic steroids in:

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Explanation

The NCERT text details: 'The side-effects of the use of anabolic steroids in females include masculinisation (features like males), increased aggressiveness, mood swings, depression, abnormal menstrual cycles, excessive hair growth on the face and body, enlargement of clitoris, deepening of voice.'

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Chronic use of drugs and alcohol is known to damage which two major organ systems, potentially leading to conditions like cirrhosis?

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Explanation

The NCERT text mentions: 'The chronic use of drugs and alcohol damages nervous system and liver (cirrhosis).'

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Which of the following is a measure stated for the prevention and control of alcohol and drug abuse among adolescents?

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Explanation

The NCERT text highlights: 'Parenting that combines with high levels of nurturance and consistent discipline, has been associated with lowered risk of substance (alcohol/drugs/tobacco) abuse.'

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Why is adolescence considered a 'vulnerable phase' in an individual's development regarding substance abuse?

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Explanation

The NCERT text defines adolescence as 'a very vulnerable phase of mental and psychological development of an individual,' characterized by 'Curiosity, need for adventure and excitement, and experimentation,' which motivate youngsters towards drug and alcohol use.

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Which of the following is NOT an immediate adverse effect of drug and alcohol abuse mentioned in the provided text?

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Explanation

The text states: 'The immediate adverse effects of drugs and alcohol abuse are manifested in the form of reckless behaviour, vandalism and violence.' Spontaneous remission is not listed as an immediate adverse effect.

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Overdosing due to a combination of drugs or their intake along with alcohol can lead to death due to:

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Explanation

The text mentions: 'doses of drugs may lead to coma and death due to respiratory failure, heart failure or cerebral hemorrhage. A combination of drugs or their intake along with alcohol generally results in overdosing and even deaths.'

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Which of the following warning signs of drug and alcohol abuse in youth is related to social behavior?

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Explanation

The text lists: 'deteriorating relationships with family and friends' as a warning sign. The other options relate to personal habits or physical changes.

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Addiction is described as a psychological attachment to certain effects often associated with drugs and alcohol. Which of the following is a key characteristic mentioned?

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Explanation

The text defines addiction as: 'Addiction is a psychological attachment to certain effects – such as euphoria and a temporary feeling of well-being – associated with drugs and alcohol.'

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With repeated use of drugs, the body's tolerance level increases. This is due to:

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Explanation

The text states: 'With repeated use of drugs, the tolerance level of the receptors present in our body increases. Consequently the receptors respond only to higher doses of drugs or alcohol leading to greater intake and addiction.'

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