Cardiovascular System Anatomy

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What is the main function of the cardiovascular system?

To pump blood throughout the body (correct)

To circulate oxygen throughout the body

To remove carbon dioxide from the body

To regulate body temperature

Which vein carries de-oxygenated blood from the lower part of the body to the heart?

Superior vena cava

Aorta

Pulmonary vein

Inferior vena cava (correct)

What is the typical blood pressure reading expressed as?

140/100

130/90

110/70

120/80 (correct)

What is the purpose of the pulmonary circulation?

To exchange oxygen and carbon dioxide in the lungs Signup and view all the answers

What is the result of a blood pressure reading of 140/90?

High blood pressure Signup and view all the answers

What is the name of the valve that separates the right atrium and right ventricle?

Tricuspid valve Signup and view all the answers

What type of blood vessels have the greatest influence over blood pressure?

Arterioles Signup and view all the answers

Which artery is the largest in the body?

Aorta Signup and view all the answers

What is the function of capillaries in the circulatory system?

To provide the means of exchange through the process of absorption Signup and view all the answers

What type of blood vessels are used to remove blood from the body for analysis?

Veins Signup and view all the answers

What is the final destination of the oxygenated blood from the lungs?

Left atrium Signup and view all the answers

What prevents the backflow of blood in the veins?

Valves Signup and view all the answers

What is the term for the peak pressure that occurs during the heart's contraction?

Systolic pressure Signup and view all the answers

Where is the brachial pulse typically located?

Inside the elbow Signup and view all the answers

What is the unit of measurement for blood pressure?

Millimeters of mercury Signup and view all the answers

What is the name of the instrument used to measure blood pressure?

Sphygmomanometer Signup and view all the answers

What is the typical range of systolic pressure in an average adult?

100 to 140 mm Hg Signup and view all the answers

What is the term for the minimum pressure that occurs between heart contractions?

Diastolic pressure Signup and view all the answers

What is the phase of the cardiac cycle when the SL valves close?

Ventricular diastole Signup and view all the answers

What is the formula to calculate cardiac output?

Heart rate x stroke volume Signup and view all the answers

What is the effect of increased sympathetic stimuli on the heart?

Increase in contractility Signup and view all the answers

What is the term for the difference between resting and maximal cardiac output?

Cardiac reserve Signup and view all the answers

Which of the following can decrease contractility of the heart?

Acidosis Signup and view all the answers

What is the underlying cause of congestive heart failure?

All of the above Signup and view all the answers

What is the primary function of the atrioventricular valves in the heart?

To prevent backflow of blood into the atria Signup and view all the answers

What is the characteristic of cardiac muscle that allows it to behave as a single unit?

The presence of intercalated discs Signup and view all the answers

What is the duration of the absolute refractory period in cardiac muscle?

250 ms Signup and view all the answers

What is the term for the unstable resting potentials that initiate action potentials in autorhythmic cells?

Pacemaker potential Signup and view all the answers

What is the name of the connective tissue that acts as both tendon and insertion in cardiac muscle?

Endomysium Signup and view all the answers

What is the location of the pulmonary semilunar valve in the heart?

Between the right ventricle and the pulmonary trunk Signup and view all the answers

Dilated cardiomyopathy is a type of congenital heart defect.

False Signup and view all the answers

Atherosclerosis is a type of fibrosis of cardiac muscle.

False Signup and view all the answers

Coronary artery disease can cause congestive heart failure.

True Signup and view all the answers

Left side heart failure can cause blood to back up into the lungs as pulmonary edema.

True Signup and view all the answers

Right side heart failure can cause fluid buildup in the lungs as pulmonary edema.

False Signup and view all the answers

Angina pectoris is a heart condition caused by a blood clot in the coronary arteries.

False Signup and view all the answers

Cardiovascular System Anatomy

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Questions and Answers

What is the main function of the cardiovascular system?

Which vein carries de-oxygenated blood from the lower part of the body to the heart?

What is the typical blood pressure reading expressed as?

What is the purpose of the pulmonary circulation?

What is the result of a blood pressure reading of 140/90?

What is the name of the valve that separates the right atrium and right ventricle?

What type of blood vessels have the greatest influence over blood pressure?

Which artery is the largest in the body?

What is the function of capillaries in the circulatory system?

What type of blood vessels are used to remove blood from the body for analysis?

What is the final destination of the oxygenated blood from the lungs?

What prevents the backflow of blood in the veins?

What is the term for the peak pressure that occurs during the heart's contraction?

Where is the brachial pulse typically located?

What is the unit of measurement for blood pressure?

What is the name of the instrument used to measure blood pressure?

What is the typical range of systolic pressure in an average adult?

What is the term for the minimum pressure that occurs between heart contractions?

What is the phase of the cardiac cycle when the SL valves close?

What is the formula to calculate cardiac output?

What is the effect of increased sympathetic stimuli on the heart?

What is the term for the difference between resting and maximal cardiac output?

Which of the following can decrease contractility of the heart?

What is the underlying cause of congestive heart failure?

What is the primary function of the atrioventricular valves in the heart?

What is the characteristic of cardiac muscle that allows it to behave as a single unit?

What is the duration of the absolute refractory period in cardiac muscle?

What is the term for the unstable resting potentials that initiate action potentials in autorhythmic cells?

What is the name of the connective tissue that acts as both tendon and insertion in cardiac muscle?

What is the location of the pulmonary semilunar valve in the heart?

Dilated cardiomyopathy is a type of congenital heart defect.

Atherosclerosis is a type of fibrosis of cardiac muscle.

Coronary artery disease can cause congestive heart failure.

Left side heart failure can cause blood to back up into the lungs as pulmonary edema.

Right side heart failure can cause fluid buildup in the lungs as pulmonary edema.

Angina pectoris is a heart condition caused by a blood clot in the coronary arteries.

Myocardial infarction is a condition where the heart muscle receives insufficient blood supply.

Atherosclerosis is a type of valve disorder.

Streptokinase is a type of medication used to treat congestive heart failure.

Angioplasty is a surgical procedure used to treat coronary artery disease.

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