Dumb Science Flashcards
What does the circulatory system do
It transports oxygen and nutrients throughout the body and carries carbon dioxide and waste to the lungs
What are the two subsystems in the circulatory system
Pulmonary circulation and systemic circulation
What does Pulmonary circulation do
Pulmonary circulation sends blood from the heart to the lungs and back
What does the Systemic circulation do
Systemic circulation Send blood to the rest of the body and back to the heart
Where does Pulmonary circulation happen
In the alveoli of the lungs, or otherwise known as the air sacs of the lungs.
What is the main structure of the Pulmonary system
The lungs
What does Systemic circulation provide for organs, tissue, and cells.
BLOOD
What does the blood that the Systemic circulation system brings, provide for the cells
Oxygen and other nutrients, while it collects waste.
What is the blood transported by?
Blood vessels
What is the heart and approximately how big is it
The heart is a muscular organ that is about the size of a fist
Where is the heart located
Behind and slightly to the left of the sternum
Your heart pumps through a network of what?
Arteries, veins, and capillaries
What is the aorta
It is the main artery of the heart carrying oxygenated blood to every part of the body except the lungs
What is the vena cava
The vena cava is a large vein that carries deoxygenated blood back to the heart.
What is the superior vena cava
It is a part of the vena cava that returns blood from the upper body
