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14 mar 2024 · Pectinate muscles are the muscular ridges in the walls of the atria of the heart. Learn about their definition, function, anatomy and sources with Kenhub, a medical and anatomy platform.
Pectinate muscles are muscular ridges in the walls of the atria of the heart. They resemble the teeth of a comb and originate from the crista terminalis. Learn more about their structure, function and anatomical terminology.
Learn about the pectinate muscles, parallel bars of muscle on the anterior surface of the right and left atrial walls and auricles. See their morphology, anatomical relations and function in 3D with Complete Anatomy app.
8 wrz 2021 · The pectinate muscles are "teeth of a comb" shaped parallel muscular columns that are present on the inner wall of the right and left atria. The right atrium has thick and coarse pectinate muscles while these are few smooth and thinner in the left atrium.
3 lis 2023 · Learn about the pectineus muscle, a flat muscle in the anterior thigh that adducts, flexes and rotates the hip. Find out its origin, insertion, blood supply and dual innervation by the femoral and obturator nerves.
Pectinate muscles are frond-like muscle bundles in the atrial appendage that can be imaged by echocardiography. Learn about their anatomy, function, variations, and clinical relevance in cardiac pacing, arrhythmia, and thrombus.
Pectinate muscles are parallel ridges in the walls of the atria of the heart, particularly prominent in the right atrium. They play a role in increasing the contractile force of the atrial chambers without significantly increasing heart mass.
