The bacteria in yogurt are harmless to humans: They can't cause infection. During pregnancy, your digestive tract slows down to increase the quantity of nutrition available to your baby, explain Murkoff and Mazel. This can increase your risk of constipation, which can increase your risk of hemorrhoids.
Definition of undulating - having a smoothly rising and falling form or outline Definition of undulating - having a smoothly rising and falling form or outline dictionary
1 In some parasitic flagellates such as trypanosomes and trichomonads, undulating membrane is a fin-like extension usually associated with the flagellum. 2  The presence of undulating membrane enhances motility of the parasite in a viscous fluid, such as blood. ( 3 Minchin 2003).