If a scuba diver complains of shortness of breath and severe muscle and joint pain immediately after ascending from a dive. he is cyanotic and is coughing up bloody froth. We suspect Air embolism.
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What is air embolism?</h3>
An air or gas embolism is a bubble that becomes trapped in a blood vessel and blocks it.
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Why does air embolism take place?</h3>
It is possible for a scuba diver if:
- spends too much time underwater
- emerges too rapidly
- holds their breath when they rise
Air can enter the blood arteries from the lungs (arterial gas embolism) or nitrogen bubbles can form in the blood vessels (decompression sickness or "the bends").
Air or gas embolisms can result in life-threatening diseases such as a stroke or heart attack.
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The basic parts of a domestic violence cycle see an abuser threaten violence, strike his victim, apologize, and promise to change, before starting the cycle all over again. To break it down even more, simply take a look at a standard cycle of abuse wheel.
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Humans have some stem cells, but those cells are not easily available to help with healing. Most other mammals are the same, so they aren't good at regeneration either. Amphibians and some fish have stem cells that are more easily available, and are usually pretty good at regeneration.
