The "little door" refers to the valves that are present throughout the venous blood vessles, and in the heart chambers. They prevent blood from flowing the wrong way in the vessels.
There are so many answers to that question. The uvula acts kind of like a door as well as any of the sphincters. The valves of the heart act like little doors also.
Lovehearts
The Door Is Still Open to My Heart was created in 1955.
IT'S CALLED A CHILD AT HEART!!In Japan, it's called "Lolita style".
Rosie Ferguson
True
The heart is said to be the size of your fist. If you are little, your heart is little as well.
An abnormality in the rhythm of the heart beat is called arrhythmia. The cause of this can be little or nothing or can be very serious.
a door
A hater. Someone with little heart. A sibling is a gift to embrace, not to hate.
Keep yourself from death's door and your heart will not stop.