1
Blood vessel that takes blood AWAY from the heart.
What are arteries
Pressure of blood against artery walls
What is blood pressure
Number of chambers in the heart
Upper arm region
What is the brachium
Blood vessel that takes blood TOWARD the heart.
What are veins
Upper chambers of the heart
These have valves to prevent back flow of blood
What are veins
The most superficial layer of the heart wall
These do not have valves because of the pressure of blood pumped through them
What are arteries
Lower chambers of the heart
What are the ventricles
After blood flows in the atria, where does it go?
What are ventricles
After blood flows through the ventricles, where does it go?
What is to the rest of the body
Two biggest veins of the heart
What are the superior and inferior vena cava
Particles moving from an area of high concentration to an area of low concentration
What is diffusion
Lungs get smaller and eventually become these
What are alveoli
Maximum pressure when the ventricles are pumping
What is systolic pressure
Gas that is breathed out
What is carbon dioxide (CO2)
What is the middle layer of the heart wall
What is the myocardium
Gas that is breathed in
What is oxygen (O2)
What is diastolic pressure
Gas exchange occurs here
What are capillaries or capillary beds
Right sided circulation of the heart
What is the pulmonary circulation
Largest artery in the heart
What is the aorta
Deepest layer of the heart wall
What is the endocardium
Left sided circulation of the heart
What is the systemic circulation