Heart and blood flow Flashcards
1
Q
What is gathered in the blood?
A
nutrients
cell waste
carries oxygen
2
Q
what happens when the heart contracts?
A
forces blood into a closed system
3
Q
what is the interatrial septum?
A
divides longitudinal
4
Q
what is the interventricular system?
A
pumping chambers that eject blood out of heart
5
Q
what do heart valves do?
A
prevents back flow of blood
6
Q
describe the flow of oxygen poor blood.
A
Through the superior and inferior vena cava, then the right atrium, tricuspid valve, right ventricle, pulmonary valve, and finally pulmonary arteries
7
Q
describe the flow of oxygen rich blood.
A
through the pulmonary veins, left atrium, mitral valve, left ventricle, aortic valve, and finally aorta
