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27 December, 10:38

It was found that the astronaut in a spaceship has no difficulty in swallowing food even if they are upside down explain why? can you swallow food when you are upside down on earth explain your answer?

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  1. 27 December, 10:59
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    You’re able to swallow food despite your orientation; this is due to your esophagus doing its job. As food enters your esophagus, the muscles start contracting, preventing the bolus from moving backward.
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