the acromion process of the scapula articulates with the
Acromion In human anatomy, the acromion (from Greek: akros, "highest",
My Ántonia
Babylon Babylon (
Small intestine Food from the stomach is allowed into the duodenum through the pylorus by a muscle called the pyloric sphincter.
Alonso Álvarez de Pineda
Vein Veins are less muscular than arteries and are often closer to the skin. There are valves in most veins to prevent backflow.