Category: P

Apparent permanent contraction of a muscle due to a central nervous system lesion, resulting in loss of range of motion and resistance of the muscle to stretch.  

A temporary condition in which tension and shortening of a muscle are maintained for a considerable time although there is no tetanus. It may be induced by heat, illness, drug action, or acids.  

Touching of teeth on their adjacent surfaces.  

The state in which a person makes a self-diagnosis of constipation and ensures a daily bowel movement through use of laxatives, enemas, and suppositories.  

A form of conjunctivitis caused by organisms producing pus, especially gonococci.  

An allergenic form of conjunctivitis common in children and marked by small white nodules on the bulbar conjunctiva often near the limbus. Can be seen in tuberculosis and staphylococcal infections.  

The accumulation of an abnormal amount of blood in the vascular bed of the lungs. It usually occurs in association with heart failure.  

Hyperemia of an organ resulting from interference with blood flow from capillaries into venules (e.g., in congestive heart failure). Blockage caused by blood’s inability to flow out of a specific area.  

A molecule with distinct electrical charges in different regions, i.e., a positive charge in one region and a negative charge in another.  

A measure of the force required to distend the lungs.