Click Image to Enlarge. An episiotomy is an incision through the vaginal wall and the perineum (the area between the thighs, extending from the vaginal opening to the anus) to enlarge the vaginal opening and facilitate childbirth.idline or median. This refers to a vertical incision that is made from the lower opening of the vagina toward the rectum. This type of episiotomy usually heals well but may be more likely to tear and extend into the rectal area, called a third or fourth degree laceration. Mediolateral.
Credit: NASA. The Amazon River is the longest river in South America, and the largest river in the world in terms of water discharge. This river has a series of major river systems in Colombia, Ecuador and Peru. At roughly 6,437 km (4,000 mi) in length, it is also considered to be the second-longest river in the world.redit: NASA. The Amazon River is the longest river in South America, and the largest river in the world in terms of water discharge. This river has a series of major river systems in Colombia, Ecuador and Peru. At roughly 6,437 km (4,000 mi) in length, it is also considered to be the second-longest river in the world.
Quick Answer. The longest river in South America is the Amazon River at a total length of 4,049 miles. Only the Nile River in Africa is longer at a total of 4,160 miles. However, the Amazon River's discharge of over 7.3 million cubic feet per second is greater than the Nile's discharge. Continue Reading