Structure of the Human Heart

What is a Human Heart?

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Diagram of Human Heart

The heart is an internal organ that is located in between the lungs in the thoracic cavity in humans. The main function of the heart is to control the flow of blood throughout the body for each part. In humans, the heart has four chambers. Those four chambers are given below....

Structure of the Human Heart

The labelled diagram of Human heart is shown below:...

Position of Human Heart in the body

The human heart is a muscular organ that plays a important role in blood circulation throughout the body, providing oxygen and nutrients to each cells while removing waste products. Human heart consists of several chambers and valves that work together to ensure proper blood flow in the body. Here’s an overview of the structure of the human heart:...

Evolution of Heart

The human heart is located between the lungs in the thoracic cavity and its little bit towards the left of the sternum which is derived from the embryonic mesodermal germ layer....

External Structure of the Heart

The heart was coined by William Harvey. In the fourth century B.C, Aristotle identifies the heart as one of the most crucial organs in the human body. Aristotle was a Greek philosopher. The heart receives blood from the vein and then pumps it to all organs through arteries. The heart is a four-chambered organ. It is in-between the lungs. Each chamber has its own specialty....

Internal structure of the Heart

A fluid-filled cavity which enclosed the human heart and is located to the left side of the chest, this cavity is called as pericardial cavity. The pericardial cavity walls and lining are made up of a membrane which is called as pericardium. Pericardium is the external covering of the heart, it produce a serous fluid which act as the lubricant for the heart and protects the heart. It is the first structure which is observed first when the external structure is viewed. Pericardium has two layers:...

Valves

Internal structure of the heart has several chambers and valves which controls the blood flow. The heart is a four-chambered organ in the humans....

Function of Human Heart

Valves that help in the flow of blood from one chamber to another chamber:...

Facts about Human Heart

Function of human heart are as follows:...

FAQs on Human Heart

Some interesting facts about Human heart are:...