How to Install a Metal Roof Over Shingles #construction #roof #metal #build #shorts

Installing a Hybrid Solar Inverter: A Step-by-Step Guide

Different Blood Types in Humans - Amoeba Sisters #Shorts

This is how our heart pumps blood 🤯 #cardiology

How to Measure your Blood Pressure the Right Way

Ways to lower your blood pressure at home.

Your Super Pump: The Heart🫀 @Smart Doctor 👨‍⚕️ - - In this 3D animation, we go inside the left side of the human heart and follow oxygenated blood coming back from the lungs. The red blood enters the left atrium through the pulmonary veins, then passes through the mitral valve into the left ventricle. When the ventricle contracts, the aortic valve opens and the blood is powerfully ejected into the aorta, sending oxygen to the entire body. The valves act like one-way doors, making sure blood al