Vein limbs. The Thebesian veins within the myocardium of the heart are valveless veins that drain directly into the chambers of the heart. The coronary veins all empty into the coronary sinus which empties into the right atrium. The dural venous sinuses within the dura mater surrounding the brain receive blood from the brain and also are a point of entry of cerebrospinal fluid from arachnoid villi absorption. Blood eventually enters the internal jugular vein. "Phlebology" is the medical specialty devoted to the diagnosis and treatment of venous disorders. A medical specialist in phlebology is termed a phlebologist. A related image
Incognito: The Secret Lives of the Brain the Colbert Report. Incognito: The Secret Lives of the Brain Incognito: The Secret Lives of the Brain is a New York Times bestselling non-fiction book by American neuroscientist David Eagleman, an adjunct professor at Stanford University. "If the conscious mind - the part you consider to be you - is just the tip of the iceberg, what is the rest doing?" This is the main question throughout the entirety of the book. In "Incognito", Eagleman contends that most of the operations of the brain are inaccessible to awareness, such that the conscious mind "is like a stowaway on a transatlantic