The nurse judges that the parents of a newborn with imperforate anus know what a low defect is when they say that the rectum: 1. Is below the abdominal rectus muscle. 2. Is above the abdominal rectus...

The nurse judges that the parents of a newborn with imperforate anus know what a low defect is when they say that the rectum:

1. Is below the abdominal rectus muscle.

2. Is above the abdominal rectus muscle.

3. Has descended through the puborectalis muscle.

4. Has ascended through the puborectalis muscle.