If vagus is cut

Heart beat increases

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Respiration increases

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Neither a or b

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Both a & b

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Solution

The correct option is D
Both a & b

Vagus is a parasympathetic nerve which works to keep heart rate and respiratory rate lower. When it is cut, the inhibitory effect on these two functions is released leading to an increase in heart beat and respiratory rate.

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If vagus is cut

The correct option is D Both a & b Vagus is a parasympathetic nerve which works to keep heart rate and respiratory rate lower. When it is cut, the inhibitory effect on these two functions is released leading to an increase in heart beat and respiratory rate.

The correct option is D
Both a & b

Vagus is a parasympathetic nerve which works to keep heart rate and respiratory rate lower. When it is cut, the inhibitory effect on these two functions is released leading to an increase in heart beat and respiratory rate.