QUESTIONS AND VERIFIED ANSWERS
GRADED A+
⩥ Two Atrioventricular valves. Answer: tricuspid and mitral
⩥ What does the aorta do?. Answer: receives blood from left ventricle
and transports it around body
⩥ What are coronary arteries?. Answer: blood vessels that branch from
aorta and carry oxygen-rich blood to heart muscle
⩥ What is blood pressure?. Answer: the force of circulating blood
against artery walls
⩥ What is systolic blood pressure. Answer: the max pressure generated
by left ventricle
⩥ What is diastolic blood pressure. Answer: the pressure against artery
walls while the left ventricle is at rest
⩥ Peripheral pulses. Answer: felt in the lower extremities
, ⩥ Central pulses. Answer: felt near the body's trunk
⩥ Perfusion. Answer: the constant flow of oxygenated blood to tissues
⩥ Cardiac output. Answer: the volume of blood that passes through the
heart in 1 min
⩥ Ischemia. Answer: decreased blood flow
⩥ Atherosclerosis. Answer: the buildup of calcium and cholesterol in the
arteries
⩥ Thromboembolism. Answer: a blood clot floating through blood
vessels
⩥ Acute coronary syndrome (ACS). Answer: insufficient blood supply
to the heart indicating unstable angina or acute myocardial infarction
⩥ Angina Pectoris. Answer: chest pain caused by temporary lack of
oxygen to the heart
⩥ Unstable angina. Answer: sudden chest pain due to reduced blood
flow to heart