A polyp is an abnormal growth of tissue projecting from a mucous membrane. If it is attached to the surface by a narrow elongated stalk, it is said to be pedunculated. If no stalk is present, it is said to be sessile. Polyps are commonly found in the colon, stomach, nose, ear, sinus(es), urinary bladder, and uterus.
A: Yes a Pregnancy lasts about 40 weeks from the start of your LMP, and is 38 weeks from conception to birth. Although it may be confusing at first, health care providers begin counting the pregnancy from day one of the LMP.
How long a healthy pregnancy lasts can vary by as much as five weeks, even when doctors precisely determined the date of conception, a new study suggests. Although the length of a healthy pregnancy is known to be variable, some of this variation was thought to be due to errors in determining the age of the baby, the researchers said.