blood flow
what system delivers deoxygenated blood to the heart?
what is the veins
how many heart valves are there?
4
what is the outer layer of the heart called?
what is the pericardium
what is the largest artery in the body?
what is the aorta
how much blood is in the body?
5-6 liters
What does the pulmonary vein do?
Brings blood TO the heart
what are the four heart valves?
tricuspid valve, mitral valve, aortic valve, pulmonary valve.
In what position do providers view the patient for diagnosis?
what is anatomical position
what color are typically arteries in diagrams
red
what percent of the blood is plasma?
55%
what side of the heart pumps deoxygenated blood?
Which valves make the S1 Lub sound?
what is atrioventricular valves
what is the heart protected by?
what is the thoracic cage
what direction do arteries flow?
away from the body
what percent of plasma is water?
91%
what is the flow of the blood and the body called?
systemic circuit
how do the valves ensure proper blood circulation?
they work as one way doors
what part of the heart generates electrical impulses?
SA node
are veins ACTUALLY blue in your body?
no
What does the blood mainly transfers?
metabolic waste
what artery and veins are the only exception where the vein pumps oxygenated blood and the artery pumps deoxygenated blood?
pulmonary arteries and veins
What valve sits in the middle of the heart?
aortic valve
Where is the base and the apex in the heart
The base is at the top and the apex is at the bottom
Where does the inferior vena cava take the blood and where does the superior vena cava take blood?
inferior = to tips of toes and below lower half of body
superior = to head and upper body
What is blood made up of ? 4 items
plasma, red blood cells, white blood cells, platelets.