the liver and bladder were removed because they didnt need them to stay alive
Presuming you are talking about the modern world, no. In fact, as a rule no organs are removed from the body, unless you consider the blood an organ. All or most of the blood is removed. If there is an autopsy before embalming, then any number of organs might be removed depending on the pathologist's needs.
No, the lower lobe of the right lung will not regrow if it is removed. The lungs do not have the ability to regenerate like some other organs in the body. Once lung tissue is removed, it cannot grow back.
During a total pancreatectomy, the entire pancreas is removed along with parts of the bile duct, small intestine, and stomach. In some cases, the spleen, gallbladder, and surrounding lymph nodes may also be removed depending on the extent of the disease.
During the mummification process in ancient Egypt, the brain was removed through the nostrils using a hook, and the internal organs (such as the liver, lungs, stomach, and intestines) were typically removed and preserved in canopic jars. The heart, however, was usually left in place as it was believed to be essential for the afterlife.
Kidney's are usually transplanted from a family member who is a match as you only need one. Other organs such as lungs and heart are transplanted from a recently deceased person who had opted to donate their organs at the time of their death, they are then removed from the donor and taken to the receipient who is in most need of the particular organ who is most likely to be a match. (blood type etc. is taken into consideration)
Surgically.
lungs,
All major ones are removed.
After the internal organs have been removed the body decays
Presuming you are talking about the modern world, no. In fact, as a rule no organs are removed from the body, unless you consider the blood an organ. All or most of the blood is removed. If there is an autopsy before embalming, then any number of organs might be removed depending on the pathologist's needs.
During a surgical procedure, organs that can be removed include the appendix, gallbladder, spleen, and parts of the intestines, kidneys, and liver.
large and small intestines
If the stones are blocking important and vital organs then yes they will need to be removed. If not its still a good idea to get them removed because you never know when they will start blocking vital organs.
The pancreas and duodenum (part of the small intestine) are removed.
All the organs were removed and, as the brain had no spiritual value, it was discarded. Organs such as the heart and liver were kept in small jars. Actaully, i thought that the brain was removed because it would rot the rest of the skeleton
To the best of my knowledge, all organs have capillaries as this is how the tissue is fed nutrients and wastes are removed.
After the internal organs have been removed the body decays