Hiccough (hiccup) is due to acitivity of ______________.

Inter coastal muscle

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food in air trait

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Diaphragm/jerky incomplete inspiration

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Inadequate oxygen in environment

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Solution

The correct option is C Diaphragm/jerky incomplete inspiration
Hiccups happen when a person's intake of air becomes momentarily blocked. It can happen for no apparent reason. It is usually a minor nuisance, but prolonged hiccups can indicate a serious medical problem.
Contraction and relaxation of intercostal muscles done according to volume of air inspired or expired.
So, the correct option is A.

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