Cardiovascular System Crossword

I fill up from the vena cava with de-oxygenated blood
I prevent the back flow of blood into the left ventricle
This is when I have a resting HR lower than 60bpm
This process occurs every time the heart beats
HR x SV =
The process of stimulating a heart beat
I am the phase when the heart is relaxed and filling
Increased venous return leads to an increased stroke volume, due to an increased stretch of ventricle walls and therefore force of contraction
Is when I increase in size and strength
When the heart creates its own electrical impulse
I am the system that carries deoxygenated blood to the lungs and oxygenated blood back to the heart
I sub divide the bundle of his and branch around the ventricles to stimulate a contraction
Located in the right atrial wall and generate the electrical impulse
The volume of blood ejected from the left ventricle per beat
I am the system that carries oxygenated blood to the body and deoxygenated blood back to the heart
I am the phase that is the contraction of the cardiac muscle
I prevent the back flow of blood into the right ventricle
The return of the blood to the right atria through the veins
I am the chamber that is located at the bottom of the heart