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1answer
15 views

What is the “leaky valve” between the esophagus and stomach?

When someone talks about there being a "leaky valve" between the esophagus and the stomach, what is the exact biological structure they are talking about? This would be a structure that, when ...
2
votes
1answer
39 views

Do the enzymes and compounds in saliva help with stain removal?

Does spitting on stains help with removal? Saliva is high in amylase that should help with the breakdown of protein rich stains like blood and semen. It also contains antimicrobial enzymes and ...
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0answers
45 views

Is there tea allergy? [closed]

In every day when I drink more tea than other drink I have to go to water closet more often than other days. Does it cause any allergy or any other reason behind it?
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0answers
33 views

What are the biological mechanisms of candy causing nausea?

As I sit here after eating too much chocolate, I wonder: What are the biological mechanisms behind eating too much candy candy causing nausea in a healthy individual? Is it a spike in blood sugar, ...
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1answer
3k views

Why do we suffer abdominal pain after we get very angry or stress?

You also realize probably, when we get so much anger or high levels of stress, after some point we have terrible stomach ache, like really heavy pain. Why is that? How stress or anger can effect our ...
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1answer
64 views

Stomach Virus : How does it affect the bacteria of the intestines?

When you have a stomach virus and it causes extreme bowel movements to the point of almost pure stomach acid, does this kill off the bacteria in our intestinal tracks?
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1answer
91 views

Stomach sagittal section

Can anyone please tell me where is exactly the stomach in this image? This is a sagittal section from the University of Michigan Visible Human Browsers. Thank you.
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0answers
22 views

Do Total Gastrectomies leave individuals more open to infections from eating unsanitary food?

I ask this because the stomach plays a role in sterilising food and hence without one it follows that perhaps one would be more prone to getting intestinal infections.