Definition

Noun: 1. Auricle of the heart: A small, ear-shaped pouch projecting from the upper anterior part of each atrium of the heart. The term specifically refers to the anatomical appendage of the atrium.

Usage

The term auricula atrii is a precise anatomical term used in medical and biological contexts to describe a specific part of the heart's structure. It is a formal, technical term.

Examples

• The right is typically larger and more prominent than the left.
• Thrombi can sometimes form within the .
• The echocardiogram showed normal function of both atria and their .

Advanced Usage

• The term is often used in its plural form, auriculae atriorum.
• In modern clinical English, the terms atrial appendage or simply auricle are more commonly used than the full Latin term .

Variants and Related Words

• Auricle (of the heart): The common English equivalent for .
• Atrial appendage: A synonym frequently used in medical literature.
• Atrium: The main chamber of the heart to which the is attached.

Synonyms

• Atrial auricle
• Atrial appendage
• Auricle (in the cardiac context)

Notes on Meaning

• Primary Meaning: The term exclusively refers to the anatomical heart structure. It should not be confused with "auricula" used in botany (for a type of primrose) or in general anatomy to refer to the external ear (pinna). The phrase specifies "of the atrium," anchoring its meaning to cardiology.

Noun

1. a small conical pouch projecting from the upper anterior part of each atrium of the heart