Merkle cell carcinoma
A rapidly growing type of skin cancer, correctly termed Merkel cell carcinoma, after the German anatomist and pathologist Friedrich Sigmund Merkel (1845-1919).
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- Mesenteric artery
One of the arteries which arises from the abdominal portion of the aorta and distributes blood to most of the intestines.
- Mesenteric vein
One of the large veins which return blood from the intestines. The inferior (lower) mesenteric vein empties into the splenic vein. The superior (upper) mesenteric vein then joins the splenic vein to create the portal vein which goes to the liver.
- Mesentery
In general, a fold of tissue that attaches organs to the body wall. The word mesentery usually refers to the small bowel mesentery, which anchors the small intestines to the back of the abdominal wall. Blood vessels, nerves, and lymphatics branch through the mesentery to supply the intestine. Other mesenteries exist to support the sigmoid […]
- Mesial
1. Toward the middle. As, for example, a mesial temporal lobe structure. 2. In dentistry, toward the middle of the front of the jaw.
- Mesmerism
1. Originally, a system of therapeutics propounded by Mesmer. 2. A precursor of hypnotism, believed by Mesmer to involve animal magnetism. 3. By extension, the power to fascinate in a way that is almost hypnotic. The term mesmerism is named after the physician Franz (originally Friedrich) Anton Mesmer (1734-1815), who propounded his theory of animal […]