cardiovascular system Flashcards
Arteries
Vessels that carry blood away from the heart
Blood vessels
Blood vessels are channels that carry blood throughout your body
Capillaries
Tiny vessels that branch off from arteries to deliver blood to all body tissues
Deoxygenated
right chambers of the heart
Heart
A muscular pump that forces blood around the body
Oxygen
air
Oxygenated
left chambers of the heart
Pulmonary circulation
between the heart and lungs, transports deoxygenated blood to the lungs to get oxygen, and then back to the heart.
Systemic circulation
carries oxygenated blood away from the heart to the tissues and cells, and then back to the heart.
Veins
Vessels that bring blood back to the heart
size of heart
ze of a fist and shaped like an upside-down pear
how many chambers does the heart have
four chambers
location of heart
located in the mediastinum in the center of the chest cavity
apex
The tip of the heart
Endocardium
is the inner layer of the heart lining the heart chambers. It is a very smooth, thin layer that serves to reduce friction as the blood passes through the heart chambers