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.

Noun

1. a bundle of modified heart muscle that transmits the cardiac impulse from the atrioventricular node to the ventricles causing them to contract