|
Which one has the thickest wall? |
|||||||
|
a) |
Right auricle |
b) |
Right ventricle |
c) |
Left auricle |
d) |
Left ventricle |
|
Which one has the thickest wall? |
|||||||
|
a) |
Right auricle |
b) |
Right ventricle |
c) |
Left auricle |
d) |
Left ventricle |
(d)
The myocardium (wall) of left ventricle is three times thicker than right ventricle. This is because the ventricles pumps out blood with force away from heart, the right one to pulmonary artery and the left one to aorta.