Category: E

Fibrous membrane connecting the occipital and frontal muscles over the top of the skull.  

The simplest form of an antigenic determinant within a complex antigenic marker. The epitope links with a paratope, one area of an antibody combining site.  

A medicine that lowers blood pressure by opposing the vasoconstricting effects of endothelins.  

Ankylosis caused by rigidity of parts outside a joint.  

Ethylene given as a combination of oxygen 20%, cyclopropane 10%, and ethylene 70%,. Because it is a rather weak anesthetic, and volatile and inflammable, it is rarely, if ever, used.  

Anesthesia in which gases are administered via a tube inserted into the trachea.  

In dentistry, the use of low levels of electric current to block pain signals en route to the brain. The patient controls the current through a hand-held control. The current creates no discomfort and, unlike local anesthesia, leaves no numbness to wear off once the dental work is completed.  

Anesthesia induced with electric current.  

Anemia resulting from inheritance of a recessive trait responsible for interference with hemoglobin synthesis.  

Anastomosis in which the ends of two structures are joined.