Question

How do people get hole in a heart ?
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Answer 1

Ventricular septal defects happen during fetal heart development and are present at birth. The heart develops from a large tube, dividing into sections that will eventually become the walls and chambers. If there's a problem during this process, a hole can form in the ventricular septum.

Answer 2

Answer:

in foetal stage ,between right and left atria foramen ovale,a valve is present which exchage the blood between right and left atria but in adult it will closed ,if only in some cases it is opened it leads to formation of hole in heart

Explanation:

and foramen ovale in adult is known as FOAMEN OVALIS