Head and neck anatomy may be important in the development of the BBB. Astrocytes may also be responsible for transporting ions (electrolytes) from the brain to the blood. Blood from the brain and neck flows from: (1) within the cranium via the internal jugular veins, a continuation of the sigmoid sinuses. The right and left external jugular veins drain from the parotid glands, facial muscles, scalp into the subclavian veins. The right and left vertebral veins drain the vertebrae and muscles into the right subclavian vein and into the superior vena cava, into the right atrium of the heart. The lymphatic system drains the
The Heart Attack Chuckle. They stop the ambulance to fight outside. The driver beats the EMT bloody and leaves him in the street. While arguing with the passengers over this, he takes his eyes off the road, causing a crash. George and Jerry are put in neck braces and George has the tonsillectomy. Elaine visits briefly to give George some ice cream. The hospital television shows "The Flaming Globes of Sigmund" again, and Jerry remembers that what he wrote down was a line from the movie. As he realizes this, he notes "That's not funny." "The Heart Attack" was written by Larry Charles.