In the atmosphere, that is, the air we breathe, nitrogen accounts for 78%, oxygen for 2 1.9%, and other rare gases account for 1. 1%. It is a colorless and odorless inert gas (not an inert gas strictly speaking). Inert gas refers to a gas that does not easily react with other chemical components, and nitrogen will still react under certain conditions. The chemical formula is

Spermatogenic membrane shedding: the fleshy membrane tissue containing smooth muscle fibers under the skin is the seminiferous membrane. Exfoliation refers to the separation of seminiferous membranes from tissues, with foreign bodies in between. According to what you said, the doctor said it was seminiferous membrane peeling. Personally, I think he is alarmist, which is impossible.

But it is strongly recommended that you go to a big hospital for a follow-up visit. I'm worried that gas will be injected into the blood vessels. If the injected gas is large, it will form an air embolism, and if it is serious, it will kill people. However, if there is a little bubble, the human body will absorb it. It doesn't matter.

According to the information you provided, there is no need to worry. Wish your wife health!