Atrium
Either of the two upper chambers of the heart that receive blood returning from circulation.
4 body parts ending with the letter M — each with origin, classification, and notes.
This page lists body parts that end with M. 4 body parts are detailed below. Each entry below is a doorway into a full profile — not just a name on a list.
Either of the two upper chambers of the heart that receive blood returning from circulation.
A dome-shaped sheet of muscle separating the thoracic and abdominal cavities and serving as the main muscle of breathing.
The final straight section of the large intestine that stores fecal material before elimination.
The breastbone, a flat bone in the middle of the chest that anchors the ribs and protects the heart and great vessels.
Try body parts that start with M, or contain M anywhere. Or browse the full body parts index.