Heart | Structure, Function, Diagram, Anatomy, & Facts | Britannica
2024年10月31日 · Heart, organ that serves as a pump to circulate the blood. It may be as simple as a straight tube, as in spiders and annelid worms, or as complex as the four-chambered …
Heart: Anatomy & Function - Cleveland Clinic
What are the parts of the heart? The parts of your heart are like the parts of a building. Your heart anatomy includes: Walls. Chambers that are like rooms. Valves that open and close like doors …
Heart anatomy: Structure, valves, coronary vessels | Kenhub
2023年11月3日 · Overview of the anatomy and functions of the heart. The heart is a muscular organ that pumps blood around the body by circulating it through the circulatory/vascular …
Heart - Structure, Function, Anatomy, Location, Diagram
2024年11月10日 · The heart is a four-chambered muscular organ with a complex structure that allows it to efficiently pump blood throughout the body. It is divided into two halves—the right …
How the Heart Works - What the Heart Looks Like - NHLBI, NIH
2022年3月24日 · Your heart is in the center of your chest, near your lungs. It has four hollow chambers surrounded by muscle and other heart tissue. The chambers are separated by heart …
Heart Anatomy: Labeled Diagram and Quick Reference - Verywell …
2024年6月11日 · Understanding its basic anatomy is crucial to understanding how it functions. This article provides a comprehensive look at the heart's structure with a detailed, labeled …
Heart (Human Anatomy): Overview, Function & Structure | Biology
2019年10月4日 · The heart is a muscular organ that pumps blood throughout the body. It is located in the middle cavity of the chest, between the lungs. In most people, the heart is …
Anatomy of the Human Heart - Physiopedia
It is positioned posteriorly to the body of the sternum with one-third situated on the right and two-thirds on the left of the midline. The heart measures 12 x 8.5 x 6 cm and weighs ~310 g …
The Heart: Anatomy and 3D Illustrations - Innerbody
2024年11月22日 · Explore the anatomy and core functions of the heart with Innerbody's interactive 3D model. The heart is a muscular organ about the size of a closed fist that …
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 …
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