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  • Which of the following connect(s) the heart to the centre...
Multiple choice

Which of the following connect(s) the heart to the centre that accelerates the heartbeat?

  1. Sympathetic nerve fibres

  2. Parasympathetic nerve fibres

  3. Vagus nerve

  4. Abducens nerve

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A Correct answer
Explanation

The cardio-accelerator which accelerates the heartbeat is connected to the heart through sympathetic nerve fibres.

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