The single human heart is a four chambered organ whose sole task is to pump blood round the body.
It has 4 chambers in the human heart
There are four chambers in a human heart.
Any Human Heart has 503 pages.
four
The human heart has 4 sides.
all of them
4
Four
The average human heart beats at around 72 beats per minute.
A human heart has two atriums.
4
4