what is meant by duplication of the uterus?
it is known as a uterine defect
it results from the lack of fusion of the paramesonephric ducts in a local area or throughout their normal line of fusion
in its ectreme form the uterus is entirely double
in its least severe form it is only slightly indented in the middle
most commonly it causes uterus bicornis in which the uterus has two horns entering a common vagina

what is meant by Epispadidas?

what is meant by hyposapadias?
In hypospadias fusion of the urethral fold is incomplete, and abnormal openings of the urethra occur along the inferior aspect of the penis, usually near the glans, along the shaft, or near the base of the penis.
Describe and explain the process of bladder exstrophy
epispadias is a feature always associated with exstrophy of the bladder.