Cardiovascular System Questions with kk kk kk
CorrectAnswers 2025/2026 k kk
What is the function of the cardiovascular system? - CORRECT ANSWER -Transportation
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About how much does the heart weigh and what is it's size? - CORRECT ANSWER -Less than a
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pound and the size of a fist
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Mediastinum - CORRECT ANSWER -Space between the lungs where the heart lies kk kk kk kk kk kk kk kk kk kk kk
Apex - CORRECT ANSWER -The pointed end of the heart that rests on the diaphragm (it is directed
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toward the left hip)
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Base - CORRECT ANSWER -Top part of the heart that is broad
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Pericardium - CORRECT ANSWER -Double-walled sac that the heart sits in and contains serous fluid
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between the layers to prevent friction
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Pericarditis - CORRECT ANSWER -Inflammation of the pericardium that results in the decrease in
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the serous fluid
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What are the 3 layers of the heart wall? - CORRECT ANSWER -1. Epicardium
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2. Myocardium
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3. Endocardium
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Endocardium - CORRECT ANSWER -A thin sheet of endothelium that lines the heart chambers, it is
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continuous with the linings of the blood vessels (innermost layer of the heart wall)
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, How many hollow chambers does the heart has? - CORRECT ANSWER -4
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Atria - CORRECT ANSWER -Receiving chambers, blood comes into the heart
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Where are the atria located? - CORRECT ANSWER -Superior
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Ventricles - CORRECT ANSWER -Bottom chambers that send out blood
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Interatrial or intraventricular septum - CORRECT ANSWER -Divides the heart longitudinally
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Which side of the heart receives oxygen-poor blood from the veins? - CORRECT ANSWER -The Right
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Side
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Superior and Inferior Venae Cavae - CORRECT ANSWER -The veins that bring in blood from the
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upper and lower parts of the body to the heart
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Pulmonary Arteries - CORRECT ANSWER -Carry blood to the lungs where oxygen is picked up and
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carbon dioxide is unloaded. (Takes blood to the lungs)
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Pulmonary Vein - CORRECT ANSWER -Vein that brings blood back from the lungs to the heart
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Aorta - CORRECT ANSWER -the largest artery in the body that sends out oxygenated blood to the
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body
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How many valves are contained within the heart? - CORRECT ANSWER -4
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CorrectAnswers 2025/2026 k kk
What is the function of the cardiovascular system? - CORRECT ANSWER -Transportation
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About how much does the heart weigh and what is it's size? - CORRECT ANSWER -Less than a
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pound and the size of a fist
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Mediastinum - CORRECT ANSWER -Space between the lungs where the heart lies kk kk kk kk kk kk kk kk kk kk kk
Apex - CORRECT ANSWER -The pointed end of the heart that rests on the diaphragm (it is directed
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toward the left hip)
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Base - CORRECT ANSWER -Top part of the heart that is broad
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Pericardium - CORRECT ANSWER -Double-walled sac that the heart sits in and contains serous fluid
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between the layers to prevent friction
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Pericarditis - CORRECT ANSWER -Inflammation of the pericardium that results in the decrease in
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the serous fluid
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What are the 3 layers of the heart wall? - CORRECT ANSWER -1. Epicardium
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2. Myocardium
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3. Endocardium
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Endocardium - CORRECT ANSWER -A thin sheet of endothelium that lines the heart chambers, it is
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continuous with the linings of the blood vessels (innermost layer of the heart wall)
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, How many hollow chambers does the heart has? - CORRECT ANSWER -4
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Atria - CORRECT ANSWER -Receiving chambers, blood comes into the heart
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Where are the atria located? - CORRECT ANSWER -Superior
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Ventricles - CORRECT ANSWER -Bottom chambers that send out blood
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Interatrial or intraventricular septum - CORRECT ANSWER -Divides the heart longitudinally
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Which side of the heart receives oxygen-poor blood from the veins? - CORRECT ANSWER -The Right
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Side
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Superior and Inferior Venae Cavae - CORRECT ANSWER -The veins that bring in blood from the
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upper and lower parts of the body to the heart
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Pulmonary Arteries - CORRECT ANSWER -Carry blood to the lungs where oxygen is picked up and
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carbon dioxide is unloaded. (Takes blood to the lungs)
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Pulmonary Vein - CORRECT ANSWER -Vein that brings blood back from the lungs to the heart
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Aorta - CORRECT ANSWER -the largest artery in the body that sends out oxygenated blood to the
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body
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How many valves are contained within the heart? - CORRECT ANSWER -4
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