Category: E

Hard outer covering; in humans, the hair, nails, and teeth. The outer skeleton of some animals such as insects. The hard outer covering of certain invertebrates such as the mollusks and arthropods. It is composed of chitin, calcareous material, or both.  

Microorganism blood poisoning originating out-side body.  

Protection from disease originating outside the body.  

Producing abnormal protrusion of the eyeball.  

Wandering of one eye from the other when the eyes are at rest. A tendency of the visual axes to diverge outward. Opposite of esophoria.  

Disease originating outside the body.  

Fibrous sheath enveloping the smallest bundles of muscle fibers.  

Rupture of abdominal organs into umbilical cord. Umbilical hernia, in which some organs in the abdomen push into the umbilical cord. The term applied to a congenital hernia resulting in the projection of abdominal organs through the umbilicus. A unique congenital anomaly is characterized by the presence of a membrane-covered sac, which emerges through the…

Injection of an arsenic compound and the patient’s own blood.