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Related Concept Videos

Overview of the Cardiovascular System01:14

Overview of the Cardiovascular System

The cardiovascular system is a vital transportation system in the body. It comprises the heart and blood vessels and facilitates the exchange of gases, nutrients, and waste products.
Heart
The heart is the central pump of the cardiovascular system that circulates blood throughout the body. It comprises two atria receiving the blood and two ventricles pumping blood out of the heart. Their rhythmic contractions, called heartbeats, ensure that blood flow remains continuous.
Blood Vessels
Blood...
Anatomy of the Circulatory System02:03

Anatomy of the Circulatory System

The human circulatory system consists of blood, blood vessels that carry blood away from the heart, around the body, and back to the heart, and the heart itself, which acts as a central pump. The systemic circuit supplies blood to the whole body, the coronary circuit supplies blood to the heart, and the pulmonary circuit supplies blood flow between the heart and lungs.
Overview of Systemic and Pulmonary Circulation01:15

Overview of Systemic and Pulmonary Circulation

The systemic and pulmonary circuits are crucial components of the circulatory system, working together to transport blood between the heart, lungs, and the rest of the body. The process begins with pulmonary circulation, where deoxygenated blood is pumped from the right ventricle to the lungs via the pulmonary trunk and arteries. Upon reaching the lungs, the blood becomes oxygenated and returns to the heart, specifically to the left atrium, via the pulmonary veins.
The oxygenated blood is sent...
Regulation of the Cardiovascular System01:27

Regulation of the Cardiovascular System

The regulation of the cardiovascular system allows the body to adapt to various demands and maintain homeostasis.
The regulation of the cardiovascular system involves the autonomic nervous system (ANS), baroreceptors, and chemoreceptors, ensuring that heart rate and blood pressure are appropriately modulated in response to varying physiological demands.
The ANS comprises two main divisions: the sympathetic and parasympathetic nervous systems. The sympathetic nervous system enhances...
Overview of Systemic Arteries01:11

Overview of Systemic Arteries

The human body is a complex, well-organized machine, and at the heart of its operations lies the circulatory system. This network of blood vessels, which includes systemic arteries, plays a vital role in maintaining life by transporting nutrients, oxygen, and waste products to and from cells throughout the body.
Systemic circulation is the part of the cardiovascular system that carries oxygenated blood away from the heart to the body's tissues and returns deoxygenated blood back to the heart.
Respiration and Gaseous Exchange01:20

Respiration and Gaseous Exchange

The intricate interplay between the cardiovascular and respiratory systems is crucial for efficiently transporting respiratory gases throughout the body. Let us explore the cardiovascular system's multifaceted functions, emphasizing its pivotal role in gas exchange.
Respiration involves the exchange of gases, especially oxygen (O2) and carbon dioxide (CO2), between the alveoli and body cells, a process facilitated by blood circulation. As a result, the cardiovascular system, which involves the...

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Related Experiment Video

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An Isolated Working Heart System for Large Animal Models
09:45

An Isolated Working Heart System for Large Animal Models

Published on: June 11, 2014

The cardiovascular system.

Alistair Farley1, Ella McLafferty, Charles Hendry

  • 1School of Nursing and Midwifery, University of Dundee. a.h.farley@dundee.ac.uk

Nursing Standard (Royal College of Nursing (Great Britain) : 1987)
|December 18, 2012
PubMed
Summary
This summary is machine-generated.

This article explores the cardiovascular system, detailing heart anatomy, physiology, and blood flow. It covers cardiac regulation, the conduction system, the cardiac cycle, and common heart disorders.

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Related Experiment Videos

Last Updated: May 16, 2026

An Isolated Working Heart System for Large Animal Models
09:45

An Isolated Working Heart System for Large Animal Models

Published on: June 11, 2014

Integrated Compensatory Responses in a Human Model of Hemorrhage
07:57

Integrated Compensatory Responses in a Human Model of Hemorrhage

Published on: November 20, 2016

Anatomical Reconstructions of the Human Cardiac Venous System using Contrast-computed Tomography of Perfusion-fixed Specimens
06:02

Anatomical Reconstructions of the Human Cardiac Venous System using Contrast-computed Tomography of Perfusion-fixed Specimens

Published on: April 18, 2013

Area of Science:

  • Life Science
  • Cardiovascular System

Background:

  • The cardiovascular system is vital for organismal function.
  • Understanding the heart's structure and function is fundamental to physiology.

Purpose of the Study:

  • To provide a comprehensive overview of the cardiovascular system.
  • To detail the anatomy and physiology of the human heart.
  • To discuss the cardiac conduction system and cardiac cycle.

Main Methods:

  • Descriptive analysis of cardiovascular anatomy and physiology.
  • Explanation of blood flow dynamics within the heart.
  • Review of regulatory mechanisms governing heart function.

Main Results:

  • Detailed description of heart anatomy and blood flow.
  • Identification and discussion of cardiac regulatory mechanisms.
  • Explanation of the cardiac conduction system and normal cardiac cycle.

Conclusions:

  • The article provides a foundational understanding of the heart's function.
  • It highlights the sequence of events in the cardiac cycle.
  • A brief overview of common cardiac disorders is presented.