Your veins contain valves that help keep oxygen-depleted blood flowing toward your heart. When these valves fail, blood collects in the veins, which can cause them to bulge and become swollen or painful. Varicose veinsmost often appear on the lower legs. See more Atherosclerosisis when plaque builds up along the walls of your arteries. Risk factors that can contribute to plaque buildup include: 1. high blood pressure 2. high cholesterol 3. … See more An arrhythmia is an abnormal heart rhythm. When you have an arrhythmia, your heart may be beating too fast (tachycardia), too … See more Your blood pressure is the force that your blood exerts on the walls of your arteries as your heart pumps. High blood pressure can eventually … See more Anginais chest pain that occurs when your heart isn’t getting enough oxygen. It’s often caused by coronary artery disease, which makes the arteries supplying the heart narrower due to plaque buildup. See more Webcoronary circulation, part of the systemic circulatory system that supplies blood to and provides drainage from the tissues of the heart. In the human heart, two coronary …

Fish - Respiratory and circulatory systems Britannica

WebThe circulatory system is effectively a network of cylindrical vessels: the arteries, veins, and capillaries that emanate from a pump, the heart. In all vertebrate organisms, as well … WebYour circulatory system is made up of three parts: the heart, blood vessels and the blood itself. Your heart keeps all the blood in your circulatory system flowing. The blood travels... smart fit congelar plan

Circulatory system: Structure, function, parts, diseases

WebAug 29, 2013 · The circulatory system consists of three independent systems that work together: the heart (cardiovascular), lungs (pulmonary), and arteries, veins, coronary and portal vessels (systemic). The... WebOct 8, 2016 · The primary function of the heart and blood vessels is to transport oxygen, nutrients, and byproducts of metabolism. Oxygenated and nutrient rich blood is distributed to tissues via the arterial system, which … Webfor the body how the circulatory system works verywell health - Jul 05 2024 web oct 28 2024 the circulatory system also known as the cardiovascular system is a simple loop which starts and ends with your heart it is a closed system meaning blood does not enter or leave the system during its journey circulatory system anatomy and function hillman key machine 3100