There might be at least one organ in your body for which you might feel that it is useless or very rarely used.
Here are our picks for the 10 organs that you can live without.
You might be a little short of breathe, but living with one lung is perfectly possible. In 1931, Rudolph Nissen, who operated in Albert Einstein, was the first surgeon to successfully remove a patient’s lung.
If illness, injury or poison prevents your kidneys from filtering your blood, they need to removed. You can cope quiet well with just one, but if you loose both, you will need to use a dialysis machine.
A gastrecomy – surgery to remove your stomach – can be required to treat cancer or ulcers. A total gastrectomy results in your oesophagus being connected directly to your intestine, which will have a long term effect on diet and digestion.
Sitting just below your liver, the gallbladder stores bile to break down fat in food. Gallstones caused by high cholesterol can require removal of the gallbladder.
There are about 7.5m of small and large intestine wrapped up in your abdomen and, if necessary, all of it can come out – though absorbing nutrients may well prove to be problematic.
Life can be harder without sight – or eyes – but clearly many people live fulfilling their lives without the gift of vision.
Reproductive organs are sometimes removed for medical reasons, typically cancer.
Is it a vestigial organ or part of our immune system? The medical jury is stil out on that question, but it’s clear that its removal doesn’t cause any problems.
Your spleen sits just above your stomach in the left hand part of your body; it cleans your blood an fights infection. But if illness or injury necessitates its removal, other organs can compensate for its loss.
This small organ sits just below the stomach, and secretes hormones and digestive enzymes. In some cases of pancreatic cancer the entire organ can be removed, though the patient will require replacement hormones.