Saint Louis Science Center (@stlsciencecenter)’s video of heart

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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🚨🚨💣 𝐁𝐑𝐄𝐀𝐊𝐈𝐍𝐆! Morgan Rogers to join Chelsea, 𝐇𝐄𝐑𝐄 𝐖𝐄 𝐆𝐎! 🔵💸 #chelsea #cfc #arsenal #afc #rogers

Every note brings back a memory. Enjoy Tum Mile in this Audio Lyrical Version

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what does femininity mean to you? ✨ Growing up, I feel like the media conditioned my brain that small and dainty = feminine. Which is the complete opposite to me. So subconsciously I took that to mean that being 5’10 I wasn’t really feminine and I never would be. And that was just the way it was. When I was overweight I felt this even more strongly. I didn’t feel feminine. I felt big. I felt out of place. It made me dislike my height. And because of that I never felt like I could wear things lik

Delivery Driver Saves A Woman's Life 😮

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