Examlex
Within New Zealand, a nationally representative survey found that overall 24% of adolescents in Years 9-13 had had sex.
Inert Substance
A substance that does not undergo chemical reactions under a set of given conditions, often used as a control in experiments.
Placebo
A harmless substance or treatment that has no therapeutic effect, used as a control in testing new drugs.
Relaxant
A substance or drug that reduces tension or strain in muscles, often used to alleviate muscle spasms or to induce relaxation.
Mood Swing
Rapid and often extreme fluctuations in one's emotional state without a noticeable reason.
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