Fimbriae (common pili) and flagella on the surface of bacterial cells. Left: dividing Shigella enclosed in fimbriae. The structures are probably involved in the bacterium's ability to adhere to the intestinal surface. Right: dividing pair of Salmonella displaying both its peritrichous flagella and its fimbriae.
Relaxin's peak is reached during the 14 weeks of the first trimester and at delivery. It is known to mediate the hemodynamic changes that occur during pregnancy, such as increased cardiac output, increased renal blood flow, and increased arterial compliance.
You being sick. It does pass, everyone is different, IMF you need to sleep, then sleep when you can. Pregnancy is a joy and you do start to glow as they say around 14 weeks only a few more weeks to bare with Hun keep you chin up you have a life growing inside you nourish it and eat when you can.