PTAN stands for Provider Transaction Access Number (medicare reimbursements). Suggest new definition. This definition appears frequently and is found in the following Acronym Finder categories: 1  Military and Government. 2  Science, medicine, engineering, etc.
Adrenaline also makes the blood vessels dilate in order to improve blood flow and oxygen delivery in case the body has to suddenly flee a dangerous situation. The veins in the face, as well as in the stomach lining and throughout the rest of the body, then have more blood than normal flowing through them, and they appear red. More about blushing: A surgery known as endothoracic sympathectomy can potentially eliminate blushing by snipping the small nerves located in the spine that trigger the response.
Being overly warm. Warmth causes blood vessels to dilate, which causes more blood to near the surface of the skin. When the body is warm, more blood is able to near the surface of the skin making the skin feel warm and look red. A hot environment is a common cause of blushing, flushing, and having skin turn red. Persistently elevated stress (stress-response hyperstimulation) Just as an active stress response can cause a blushing, flushing, turning red effect, so can persistently elevated stress.