Get a warm, slightly damp cloth or soft paper towel/tissue and wipe it in a gentle motion around the kitten's anus just like its mother would have done when she was raising it. Mother animals lick around the baby's anus to stimulate them to pass waste, so you're just imitating nature.
The waste of excretion leave the body of the cells and are excreted into the intercellular fluid, Wastes pass from the intercellular fluid into the blood plasma via diffusion.
There are some diseases that a sick kitten can pass on to make a child sick.
diffusion
The kitten must be taken to a vet for treatment.
Take it to the vet.
It is similar with defecation only in that both help to overcome nitrogenous wastes in the body. Defecation helps to pass out the solid wastes. But defecation can not be called excretion on the physiological grounds as the waste does not cross any semipermeable membrane as is required in the process of excretion.
my new born kitten's butt is bleeding what does it mean? is it normal?
canaliculi
If you have a new kitten that is standoffish, there are many things you can do to get the kitten to be comfortable. It is important to give the kitten a lot of attention, and play with them often. Giving them plenty of toys and objects to play with, will help the kitten become comfortable.
It lets out wastes.
what are the diffrentexcretory organs
Please take it to the vet immediately. The kitten needs urgent help.