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External jugular vein
External jugular vein The more superficial of the two jugular veins situated on each side of the neck. The other is the internal jugular vein. They drain blood from the head, brain, face and neck and convey it toward the heart.
RELATED TERMS--------------------------------------
Jugular
Of the neck or throat, as in jugular veins.
Veins
Blood vessels that carry blood from the arms, legs, head and body organs back to the heart.
Vein
A blood vessel that carries blood from the body back into the heart.
Drain
A device for removing fluid from a cavity or wound. A drain is typically a tube or wick.
Blood
The life-maintaining fluid which is made up of plasma, red blood cells (erythrocytes), white blood cells (leukocytes), and platelets; blood circulates through the body's heart, arteries, veins, and capillaries; it carries away waste matter and carbon dioxide, and brings nourishment, electrolytes, hormones, vitamins, antibodies, heat, and oxygen to the tissues.
Brain
"That part of the central nervous system that is located within the cranium (skull). The brain functions as the primary receiver, organizer and distributor of information for the body. It has two (right and left) halves called ""hemispheres."" "
Heart
The hollow, muscular organ responsible for pumping blood through the circulatory system.
SIMILAR TERMS--------------------------------------
Extended family
The family group consisting not only the nuclear family (the parents and their children) but also embracing the grandparents, aunts, uncles, cousins, and sometimes more distant relatives.
Extended phenytoin sodium
Extended phenytoin sodium is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): phenytoin sodium.
Extension
The process of straitening or the state of being strait. Extension of the hip and knee joints is necessary to stand up from the sitting position.
Extensor muscle
Any muscle that causes the straightening of a limb or other part.
External cephalic version
A procedure in which a doctor, using ultrasound images as a guide, attempts to massage a baby out of breech position (feet down) and into a head-down position for delivery.
External consistency
The consistency of a procedure (for example, a rating scale or laboratory test) between sets of data.
External ear
There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The external ear looks complicated but it is functionally the simplest part of the ear. It consists of the pinna or auricle (the visible projecting portion of the ear), the external acoustic meatus (the outside opening to the ear canal), and the external ear canal that leads to the ear drum. In sum, there is the pinna, the meatus and the canal. And the external ear has only to concentrate air vibrations on the ear drum and make the drum vibrate. The external ear is also called the outer ear.
External fixation
A procedure that stabilizes and joins the ends of fractured (broken) bones by a splint or cast. External fixation is as opposed to internal fixation in which the ends of the fractured bone are joined by mechanical devices such as metal plates, pins, rods, wires or screws.
External radiation therapy
Radiation therapy using a machine located outside the body to aim high-energy rays at a tumor.
External urethral sphincter muscle
A voluntary and involuntary ring-like band of muscle fibers that you voluntarily contract when you want to stop urinating.
Exteroceptive
Pertaining to a sensory organ that registers information from outside the body.
PREVIOUS AND NEXT TERMS--------------------------------------
Exstrophy
Eversion of a hollow organ at birth. An exstrophic bladder is one that is turned inside out like a rubber glove. In exstrophy of the cloaca (a primitive embryonic structure) an area of the intestine is interposed between two separate areas of the bladder.
Extended family
The family group consisting not only the nuclear family (the parents and their children) but also embracing the grandparents, aunts, uncles, cousins, and sometimes more distant relatives.
Extension
The process of straitening or the state of being strait. Extension of the hip and knee joints is necessary to stand up from the sitting position.
External ear
There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The external ear looks complicated but it is functionally the simplest part of the ear. It consists of the pinna or auricle (the visible projecting portion of the ear), the external acoustic meatus (the outside opening to the ear canal), and the external ear canal that leads to the ear drum. In sum, there is the pinna, the meatus and the canal. And the external ear has only to concentrate air vibrations on the ear drum and make the drum vibrate. The external ear is also called the outer ear.
External fixation
A procedure that stabilizes and joins the ends of fractured (broken) bones by a splint or cast. External fixation is as opposed to internal fixation in which the ends of the fractured bone are joined by mechanical devices such as metal plates, pins, rods, wires or screws.
External jugular vein
External radiation therapy
Radiation therapy using a machine located outside the body to aim high-energy rays at a tumor.
Extracolonic
Outside the colon. An hereditary colon cancer syndrome may also predispose to extracolonic malignancies.
Extracorporeal
Outside the body, in the anatomic sense. As in extracorporeal circulation, extracorporeal dialysis, and extracorporeal shock wave lithotripsy.
Extracorporeal membrane oxygenation
(ECMO) A life support system that circulates the blood through an oxygenating system. ECMO is like a heart-lung machine that takes over the work of the heart and lungs during open heart surgery. ECMO may be used, for example, to treat ARDS (acute respiratory distress syndrome), lethal smoke inhalation injury, or irreversible heart failure. As a general rule, ECMO is only used for limited time because of the high risks of bleeding, clotting, infection and organ failure.
Extracorporeal shock wave lithotripsy
A technique for shattering stones such as kidney stones or gallstones with a shock wave produced outside the body.
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