The correct path of a drop of blood through the vascular system is right atrium, right ventricle, pulmonary arteries, lungs, pulmonary veins, left atrium, left ventricle, aorta, arteries, arteriorles, capillaries, venules, veins, vena cavae.
Your heart is at the centre of your chest. It is located just behind and to the left of your sternum (breastbone). Your ribcage guards your heart.
Your heart is located somewhat to the left of your body. It is located between the right and left lungs. To create room for the heart in your left chest, the left lung is somewhat smaller.
The components of your heart are analogous to the components of a home. Your heart contains:
Walls.
Chambers (rooms).
Valves (doors).
The blood vessels (plumbing).
System of electrical conduction (electricity).
An adult's heart weighs roughly 10 ounces on average. Depending on your physical size, your heart may weigh somewhat more or less.
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