Cardiovascular System Flashcards
What 2 types of chamber make up the heart muscle?
atria and ventricles
Which vein returns blood to the heart from the body tissue?
Vena Cava
Which artery take blood from the left ventricle to the body tissue?
Aorta
Which valves close to prevent backflow from the ventricles into the atria?
Atrio-ventricular
Which valves close to prevent backflow of blood from the arteries into the ventricles?
Semi Lunar
Which is the only vein to carry oxygenated blood?
Pulmonary Vein
What condition is characterised by sustained high blood pressure?
Hypertension
What receptors detect blood pressure?
Baroreceptors
What is the expected blood pressure for a healthy, young adult?
120/80
Which term is used to describe contraction?
Sytsole
What term is used to describe relaxation?
Diastole
Which structure initiates the electrical activity of the heart?
Sino-atrial Node (SAN)
Which blood vessel supplies the heart itself with blood?
Coronary Artery
Which blood vessel supplies the brain with blood?
Carotid Artery
Which blood vessel of the upper limb is commonly used when measuring pulse rate?
Radial Artery
