the thinnest wall of the heart is the one supplying heart to the lungs ie : the left side. the thinnest wall of the heart is the one supplying heart to the lungs ie : the left side.
The Tunica Intima is the thinnest wall layer in the arteries and veins.
muscle
dah
ALVEOLI
The fossa ovalis is the thinnest part which used to be open in a fetus to bypass blood traveling to the lungs as they weren't breathing yet.
I would say the cell wall...
the heart
Heart on a Wall was created in 1981-12.
The endocardium is the innermost layer of the heart wall.
The heart's septal wall is called the interatrial septum. The anatomical feature of the heart's septal wall is a crescent-shaped piece of tissue.
The thinnest layer of Earth is the Lithosphere, also commonly called the crust.
The inner wall is the "endocardium"
The myocardium (middle layer)
The heart wall.
heart