Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

The Aorta01:14

The Aorta

The aorta is the largest artery in the human body. It originates from the left ventricle of the heart and extends down to the abdomen, where it splits into two smaller arteries. Structurally, it can be divided into four main parts: the ascending aorta, the aortic arch, the thoracic aorta, and the abdominal aorta.
The average diameter of the aorta is approximately 2-3 cm, but the size can vary depending on the section of the aorta and the individual's age, sex, and body size. The aorta is...
The Arch of Aorta01:10

The Arch of Aorta

The coronary arteries, originating from the ascending aorta, bifurcate from two sinuses located within the ascending aorta. Positioned just above the aortic semilunar valve, these sinuses house essential aortic baroreceptors and chemoreceptors, crucial for maintaining cardiac function. The left coronary artery and the right coronary artery branch off from the left posterior and anterior aortic sinuses, respectively.
Encircling the heart, the coronary arteries form a ring-like structure before...
Thoracic Aorta01:15

Thoracic Aorta

The thoracic section of the aorta begins at the T5 vertebra and extends to the T12 level at the diaphragm, initially progressing through the mediastinum to the left of the spinal column. Throughout its course in the thoracic segment, the thoracic aorta emits various offshoots known collectively as visceral and parietal branches. The branches that predominantly supply blood to visceral organs are termed visceral branches and include bronchial, pericardial, esophageal, and mediastinal arteries,...
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
Abdominal Aorta01:25

Abdominal Aorta

Once the aorta traverses the diaphragmatic plane at the aortic hiatus, it is known as the abdominal aorta. This anatomical structure is positioned leftward of the spinal column, encased within a cocoon of adipose tissue behind the peritoneal cavity. It terminates at the L4 vertebra, where it splits into the common iliac arteries. Prior to this bifurcation, the abdominal aorta gives rise to several vital branches.
The celiac trunk, a singular artery, divides into the left gastric artery, which...
Aneurysm I: Introduction01:30

Aneurysm I: Introduction

An aortic aneurysm is a localized outpouching or dilation at a weak point in the artery wall. It may involve different parts of the aorta, such as the abdominal aorta, aortic arch, or thoracic aorta.Etiological factorsSeveral disorders are associated with aortic aneurysms.Congenital causes, such as primary connective tissue disorders like Marfan syndrome, impact the integrity and strength of connective tissues, notably affecting the aorta. Marfan syndrome is a genetic disorder that specifically...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

The carotid body and associated tumors: updated review with clinical/surgical significance.

British journal of neurosurgery·2019
Same author

Prolonged cardiac arrest complicating a massive ST-segment elevation myocardial infarction associated with marijuana consumption.

Journal of community hospital internal medicine perspectives·2016
Same author

Disseminated Cryptococcal Infection Resulting in Acute Respiratory Distress Syndrome (ARDS) as the Initial Clinical Presentation of AIDS.

Internal medicine (Tokyo, Japan)·2016
Same author

The Wide and Unpredictable Scope of Synthetic Cannabinoids Toxicity.

Case reports in critical care·2016
Same author

Assessing the utility of ICU admission for octogenarians.

Aging clinical and experimental research·2015
Same author

A historical glimpse into treating childhood hydrocephalus.

Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery·2015

Related Experiment Video

Updated: May 8, 2026

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
12:17

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots

Published on: May 21, 2017

The anatomy of the aortic root.

Marios Loukas1, Esther Bilinsky, Samuel Bilinsky

  • 1Department of Anatomical Sciences, St. George's University, Grenada, West Indies.

Clinical Anatomy (New York, N.Y.)
|September 4, 2013
PubMed
Summary

The aortic root, a critical cardiac structure, connects the left ventricle and aorta. This review clarifies its anatomy, highlighting issues caused by the inaccurate concept of a non-existent aortic valve annulus.

Keywords:
aortic anulusaortic sinuses (of Valsalva)aortic valve leafletinterleaflet trianglessupravalvular ridge (sinutubular junction)

More Related Videos

Quantification of Atherosclerosis in Mice
06:59

Quantification of Atherosclerosis in Mice

Published on: June 12, 2019

An Ex Vivo Porcine Model for Hydrodynamic Testing of Experimental Aortic Valve Procedures and Novel Medical Devices
06:56

An Ex Vivo Porcine Model for Hydrodynamic Testing of Experimental Aortic Valve Procedures and Novel Medical Devices

Published on: August 25, 2023

Related Experiment Videos

Last Updated: May 8, 2026

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
12:17

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots

Published on: May 21, 2017

Quantification of Atherosclerosis in Mice
06:59

Quantification of Atherosclerosis in Mice

Published on: June 12, 2019

An Ex Vivo Porcine Model for Hydrodynamic Testing of Experimental Aortic Valve Procedures and Novel Medical Devices
06:56

An Ex Vivo Porcine Model for Hydrodynamic Testing of Experimental Aortic Valve Procedures and Novel Medical Devices

Published on: August 25, 2023

Area of Science:

  • Cardiovascular Anatomy
  • Cardiac Surgery
  • Medical Education

Background:

  • The aortic root is a complex anatomical region connecting the left ventricle to the ascending aorta.
  • Its structure includes aortic valve leaflets, sinuses of Valsalva, and interleaflet triangles.
  • Previous descriptions have been complicated by the concept of a valve annulus, which is not anatomically supported.

Purpose of the Study:

  • To provide a precise anatomical description of the aortic root.
  • To address and correct misconceptions regarding the aortic valve annulus.
  • To clarify the functional significance of the aortic root's structure.

Main Methods:

  • Review of existing anatomical literature and descriptions of the aortic root.
  • Analysis of the structural components and their attachments.
  • Emphasis on the functional implications of accurate anatomical understanding.

Main Results:

  • The aortic root lacks a discrete proximal border due to semilunar leaflet attachments.
  • There are rings within the root, but they do not function as a supportive annulus for the leaflets.
  • The aortic root serves as a crucial anatomical and functional bridge, withstanding significant pressure changes.

Conclusions:

  • The concept of a distinct aortic valve annulus is anatomically inaccurate and should be disregarded.
  • Accurate understanding of aortic root anatomy is essential for clinical practice and surgical procedures.
  • This review provides a foundation for precise terminology and description of the aortic root.