#1
Which term refers to the measurement of blood pressure in the arteries during the contraction of the heart?
Systolic pressure
ExplanationSystolic pressure is the measurement of blood pressure in the arteries during the contraction of the heart.
#2
What is the primary function of the sinoatrial (SA) node in the heart?
Conduction of electrical impulses
ExplanationThe primary function of the sinoatrial (SA) node in the heart is the conduction of electrical impulses.
#3
What is the term for the medical specialty that focuses on the study and treatment of the heart and blood vessels?
Cardiology
ExplanationCardiology is the medical specialty that focuses on the study and treatment of the heart and blood vessels.
#4
Which chamber of the heart pumps oxygenated blood to the rest of the body?
Left ventricle
ExplanationThe left ventricle is the chamber of the heart that pumps oxygenated blood to the rest of the body.
#5
Which component of blood is responsible for transporting oxygen from the lungs to the rest of the body?
Red blood cells
ExplanationRed blood cells are responsible for transporting oxygen from the lungs to the rest of the body.
#6
What does the abbreviation 'ECG' stand for in the context of the cardiovascular system?
Electrocardiogram
ExplanationECG stands for Electrocardiogram in the context of the cardiovascular system.
#7
Which of the following vessels carries oxygenated blood from the lungs to the heart?
Pulmonary vein
ExplanationThe pulmonary vein carries oxygenated blood from the lungs to the heart.
#8
Which term describes the process of recording the electrical activity of the heart over a period using electrodes placed on the skin?
Electrocardiography
ExplanationElectrocardiography is the process of recording the electrical activity of the heart over a period using electrodes placed on the skin.
#9
Which condition is characterized by the accumulation of fatty deposits on arterial walls, leading to reduced blood flow?
Arteriosclerosis
ExplanationArteriosclerosis is characterized by the accumulation of fatty deposits on arterial walls, leading to reduced blood flow.
#10
Which blood vessel carries deoxygenated blood from the upper part of the body back to the heart?
Inferior vena cava
ExplanationThe inferior vena cava carries deoxygenated blood from the upper part of the body back to the heart.
#11
What is the medical term for the inflammation of the inner lining of the heart chambers and valves?
Endocarditis
ExplanationEndocarditis is the medical term for the inflammation of the inner lining of the heart chambers and valves.
#12
In cardiovascular physiology, what is the 'Frank-Starling mechanism' primarily associated with?
Stroke volume control
ExplanationThe Frank-Starling mechanism in cardiovascular physiology is primarily associated with stroke volume control.
#13
What is the medical term for the cessation of the heartbeat and circulation?
Cardiac arrest
ExplanationCardiac arrest is the medical term for the cessation of the heartbeat and circulation.
#14
In the context of blood vessels, what term is used for the smallest arteries that branch out from larger arteries?
Arterioles
ExplanationArterioles are the smallest arteries that branch out from larger arteries in the context of blood vessels.
#15
What is the medical term for a blood clot that forms and remains in a blood vessel?
Thrombus
ExplanationThrombus is the medical term for a blood clot that forms and remains in a blood vessel.