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प्रश्न
Bharat woke up late in the morning and missed the school bus.

This situation stimulated the nerves of the sympathetic system which resulted in:
विकल्प
Constriction of Coronary arteries
Muscle relaxation
Decrease in Respiration rate
Bronchodilation
MCQ
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उत्तर
Bronchodilation
Explanation:
This situation activates the sympathetic nervous system (fight-or-flight response).
- It prepares the body for action by increasing breathing and heart rate.
- Airways expand to allow more oxygen intake.
Therefore the correct effect is bronchodilation.
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