Urinary system or the excretory system is used to study and observe the mechanism of toxin release, and conservations of essential elements and water.
The reproductive system is studied to observe any disorder in the reproductive organs, or the offspring, during pregnancy.
The endocrine system gives information about the hormones, their action on various conditions, their imbalances and how they can be cured. All the systems of the body are interrelated and have to be studied to maintain the well-being of the humans',
Medical terms like
Mamm are used for breast
Mast is used for mastectomy
Neo is for new fetus
Exo is for the exocrine system
Para is used for parathyroid and so on.
It depends on the person but a few weeks to about a month.
As far as I know there isn't a way to directly heal one. You just gotta wait it out.
But a good way to make it not feel itchy is to put tiger balm on it, or you can use a bandaid!
<span>Environmental I believe is the correct answer.
hope this helps!</span>