The kidney is not one large filter. Each kidney is made up of about a million filtering units called nephrons. Each nephron filters a small amount of blood. The nephron includes a filter, called the glomerulus, and a tubule. The nephrons work through a two-step process.
Generally speaking, first babies tend to engage from about 34 weeks to 36 weeks. However, some babies only engage once labour starts. Try not to worry, though. Even if your baby hasn't engaged by the time labour starts, in most cases, it's not a problem.
There are just laws per state on what age you have to be to get married with and without parental consent. However, the one thing you do need to be engaged is a willing partner.k. I'm in love with this guy who lives in Iceland and i live in Massachusetts, But he doesnt want to be my boyfriend, But he says i love you to me all the time. But i just wanna know how old i have to be to get legally engaged.