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

DOP 2 Level 3774(Displace One Part)#shorts #short #shortsvideo

It can see heartbeats rate, breathing and movement through walls 🫪 | Lead Paint

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

Legendary Lovers x Heartbeat remix — Katy Perry & Childish Gambino mashup

Pregnancy Month 2: How Your Baby Grows During Weeks 1-8 | From a Cell to Early Fetus