truncus atrioventricularis
Học thuậtThân thiện
A diagram shows the truncus atrioventricularis within a cross-section of a human heart.
Definition
Noun: * A bundle of modified heart muscle that transmits the cardiac impulse from the atrioventricular node to the ventricles causing them to contract: This is a specialized anatomical structure in the heart, part of the electrical conduction system. It is a crucial pathway for coordinating the heartbeat.
Usage
- The term truncus atrioventricularis is used in formal, technical medical and anatomical contexts, such as in textbooks, research papers, and clinical discussions.
- It is a specific, scientific name for a part of the heart's conduction system.
Examples
- Noun:
- Damage to the truncus atrioventricularis can lead to serious heart block.
- The electrical signal travels from the AV node down the truncus atrioventricularis.
Advanced Usage
- The truncus atrioventricularis is more commonly referred to in modern medical English by its eponymous name, the bundle of His.
Variants and Related Words
- Atrioventricular bundle (n): A direct English translation and synonym for .
- Bundle of His (n): The most common clinical and modern anatomical term for this structure.
- Common bundle (n): Another less frequent synonym.
Synonyms
- Atrioventricular bundle
- Bundle of His
- Common bundle
Related Phrases
- Cardiac conduction system: The larger system of which the is a part.
- Atrioventricular (AV) node: The structure from which the receives the electrical impulse.
- Bundle branches: The structures into which the divides to serve the two ventricles.
A diagram shows the truncus atrioventricularis within a cross-section of a human heart.
Noun
- a bundle of modified heart muscle that transmits the cardiac impulse from the atrioventricular node to the ventricles causing them to contract