basics of heart
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YouTubeInside Us
basics of heart
(basics of heart) The cardiovascular system, also known as the circulatory system, is a body system that is responsible for pumping and distributing blood throughout the body. It is made up of the heart, blood vessels, and blood. Heart The heart is a muscular organ located in the chest that pumps blood throughout the body. It is about the size ...
15.3M viewsJan 19, 2023
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Here's exactly what happens every time your heart beats 🫀 It starts with an electrical signal from the SA node — your heart's natural pacemaker. That signal tells your atria to contract, pushing blood down into the ventricles. Then the ventricles contract (ventricular systole): 🫀 Right ventricle → pumps deoxygenated blood to the lungs 🫀 Left ventricle → pumps oxygen-rich blood to the rest of your body After that, the heart enters diastole — a brief relaxation where the chambers refill and pre
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Want that special person to never forget you and feel a deep longing for you? Do this spell. Find a piece of paper and remove the edges. With a little saliva write that person's name on it. Wrap the paper toward you three times. Place it in your left shoe and carry it always. That person will feel consumed with thoughts of you and a strong desire to be close. If you need something stronger, visit my profile and message me on WhatsApp. #witch #witchtok #witchcraft #witches #Florida
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Want that special person to never forget you and feel a deep longing for you? Do this spell. Find a piece of paper and remove the edges. With a little saliva write that person's name on it. Wrap the paper toward you three times. Place it in your left shoe and carry it always. That person will feel consumed with thoughts of you and a strong desire to be close. If you need something stronger, visit my profile and message me on WhatsApp. #witch #witchtok #witchcraft #witches #Florida
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