Formative Practice 7.2 – Form 4 Science (KSSM) Chapter 7

Question 1:
What is the effect of drug abuse on body coordination?

Imbalance of hormone, unclear speech and slow reflex action.

Question 2:
How do the chemical substances in the drugs and alcoholic drinks affect the neurons?

The movement of nerve impulses within neurons is disrupted (fast or slow).

Question 3:
How do drugs and alcohol influence hormone secretion?

Chemicals in drugs and alcohol delay the transmission of information to the endocrine gland to secrete the hormones the body needs.

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