What effect does adrenaline have on human body?
Correct answer: C. accelerated heart beat
- A. constriction of the pupils
- B. increased rate of digestion
- C. accelerated heart beat
- D. increased hormone production
Explanation
Adrenaline activates the sympathetic fight-or-flight response, which raises heart rate and redirects energy toward immediate action. It generally dilates the pupils and suppresses digestion rather than constricting pupils or increasing digestion.
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