There are some structures in the heart that are remnants of adaptations to the circulation through it that we used when we were foetuses to avoid sending blood to the lungs. Let's have a look at those and talk about what "hole in the heart babies" really means.


Daily Anatomy App:

For a random human anatomy question every day on your phone you can get my Daily Anatomy question app from the Apple App Store:

https://itunes.apple.com/gb/app/daily...

or Google Play Store:

https://play.google.com/store/apps/de...


Music by Broke For Free
Album: Petal
Song: Golden Hour
https://brokeforfree.bandcamp.com