Advertisement
Vocabulary Entry
atrial
|adjective • noun
Advertisement
A
adjective
Relating to an atrium, particularly in reference to the upper chambers of the heart.
Example Sentences
"The atrial contraction is crucial for effective blood circulation."
"Doctors monitored the patient's atrial activity during the procedure."
"Atrial fibrillation is a common heart rhythm disorder."
N
noun
A chamber of the heart that receives blood from the body and lungs; there are two atria in the heart.
Example Sentences
"The right atrial wall is thicker than that of the left atrium."
"An echocardiogram showed the size of the atrial chambers."
"Blood flows from the atrial chambers into the ventricles."