Medical reasons for gender selection can also be psychological: a single female may feel better equipped to have a daughter than a son; parents who lost a child may feel a strong need for a child of the same gender.
It is considered that the lining of the stomach is replaced every 5 -10 days due to the highly acidic nature of stomach contents and the need to protect against damage.The process is continual with respect to shedding of cell layers, and there are multiple protective measures to look after the vulnerable surface.t is considered that the lining of the stomach is replaced every 5 -10 days due to the highly acidic nature of stomach contents and the need to protect against damage. The process is continual with respect to shedding of cell layers, and there are multiple protective measures to look after the vulnerable surface.
The large intestine takes about 32 hours to finish up the remaining processes of the digestive system. Food is no longer broken down at this stage of digestion.The large intestine simply absorbs vitamins that are created by the bacteria inhabiting the colon.he large intestine takes about 32 hours to finish up the remaining processes of the digestive system. Food is no longer broken down at this stage of digestion.