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The plural is atria. This can be used architecturally or with reference to chambers of the heart.

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11y ago

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Is atria singular or plural?

Atria is plural for Atrium. You have your (rt)Atrium and (lt)Atrium


Is atrium plural or singular?

Atrium is singular - the plural is atria.


What is the plural form of atria?

Atria is the plural for of atrium. Not the other way around.


What is the plural form for atrium?

The plural form of the word atrium is atria. The atria are the two upper cavities of the heart from which blood is passed to the ventricles.


What are the top two chambers of the heart called?

The Atria and Atrium


Where is the atrium biologically?

The right atrium and left atrium (plural atria) are the upper chambers of the heart. They are superior to the right and left ventricles, respectively.


What is the plural form of the word atrium?

Since it is a Latin word the proper plural rendering would be "atria." Some dictionaries simply add an -s to "atrium," though it doesn't sound right.


What do you call more than one atrium?

More than one atrium is called "atria." The term "atria" is the plural form of atrium.


What are the upper chambers of the mammalian heart called?

the upper chambers of the heart are called the atria. (or atrium singular)


What is the difference between atria and atrium?

The term "atria" refers to the plural form of the word "atrium," which is a chamber of the heart that receives blood from the veins. The atria are the upper chambers of the heart, while the ventricles are the lower chambers responsible for pumping blood out of the heart.


What do you call the upper section of one side of heart?

The atrium. (Plural: atria.)


What are the upper two chambers of the heart known as?

The upper two chambers of the heart are the right atrium or auricle, and the left atrium or auricle.