What was the most common use of canals in the us?

What is the process of people burping? When and when not to use barbiturates and alcohol? How many women have big nipples? How long can an ectopic pregnancy last for? What are the symptoms of appendicitis'? What direction does the transmission crsoss a synapse? Have buck teeth a hate them in your mid 40s? Soy milk for the lactose intolerant? What does happier than a lark mean? What was the importance of the black plague in Europe? I have all signs of pregnancy including gaining weight as if I'm carrying a child and still testing negative on HPT test Could I be pregnant? Can shingles trigger ibs? What is the name of the muscle that blinks your eyelid? What are the two types of risk factors for developing WMSDs? What could it be my hand cant stop shaking? What is the example of parasitism in antarctica? What does the recovery of Labiaplasty entail? Can a chemical burn in the eye cause dry eyes? Where does electrical stimulation of ventricular tissue take place? What is the function of a tendon and how does its structure hint at this function?