Category: E

One of the minute calciumrich rods or prisms laid down by ameloblasts and forming tooth enamel.  

One of two ridges for muscular attachments on the humerus.  

A heart rhythm that arises from a junctional or ventricular source when impulses from the atria or atrioventricular node are blocked.  

A heart rhythm originating outside the sinoatrial node.  

Chronic retinitis with elevated areas around the optic disk.  

Retinitis in which large masses of white and yellow crystals occur beneath the retina due to organization of hemorrhages.  

Retinitis from the introduction of infectious organisms into the eye as a result of a perforating wound or ulcer.    

An oblique band attached medially to the styloid process of the ulna, the hamate bone, and the medial ligament of the wrist joint. Laterally it is attached to the anterior border of the radius. It contains six separate compartments for passage of the extensor tendons to the hand.  

The superior extensor retinaculum, a band crossing the extensor tendons of the foot and attached to the lower portion of the tibia and fibula.  

A technique used in medical imaging that identifies atoms by their electron spin characteristics.