Heart: Anatomy & Function - Cleveland Clinic
2024年1月26日 · As the main organ of your circulatory system, your heart keeps you alive. It pumps blood throughout your body, bringing oxygen to your cells and tissues. Since your heart …
Heart anatomy: Structure, valves, coronary vessels | Kenhub
2023年11月3日 · Do you find the anatomy of the heart confusing? Learn actively all the features of this organ and cement them long term by testing yourself using Kenhub's diagrams, quizzes …
Anatomy of the human heart - Wikipedia
The heart is a muscular organ situated in the mediastinum. It consists of four chambers, four valves, two main arteries (the coronary arteries), and the conduction system.
Heart | Structure, Function, Diagram, Anatomy, & Facts | Britannica
6 天之前 · heart, organ that serves as a pump to circulate the blood. It may be a straight tube, as in spiders and annelid worms, or a somewhat more elaborate structure with one or more …
How the Heart Works - What the Heart Looks Like - NHLBI, NIH
2022年3月24日 · Anatomy of the interior of the heart. This image shows the four chambers of the heart and the direction that blood flows through the heart. Oxygen-poor blood, shown in blue …
Human Heart - Anatomy, Functions and Facts about Heart - BYJU'S
Let us gain a deeper insight into the various anatomical structures of the heart: The human heart is about the size of a human fist and is divided into four chambers, namely two ventricles and …
Anatomy of the Human Heart - Physiopedia
The heart pumps around 7,200 litres of blood in a day throughout the body. The heart is situated at the centre of the chest and points slightly towards the left. On average, the heart beats …
Heart Anatomy: Labeled Diagram and Quick Reference - Verywell …
2024年6月11日 · The heart is a vital, fist-sized muscular organ located slightly on the left side of the chest. It consists of four main chambers: two atria and two ventricles. Understanding its …
Anatomy, Thorax, Heart - StatPearls - NCBI Bookshelf
2023年8月28日 · The heart is a muscular organ situated in the center of the chest behind the sternum. It consists of four chambers: the two upper chambers are called the right and left …
The Heart | Circulatory Anatomy - Visible Body
The heart is a hollow, muscular organ that pumps oxygenated blood throughout the body and deoxygenated blood to the lungs. This key circulatory system structure is comprised of four …