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.
Start thinking about a long term commitment and discuss it with your partner, but donât propose marriage yet because your relationship has hardly had the time to stand the test of time. If you are asking â how long should you date before getting engaged â six months might still be a risky duration.ating for 3 months. This is a very short period of dating and no matter what you feel there is an element of impatience involved if you decide to propose within this period. It is difficult to create any form of deep emotional bonding within such a short time.