Category: C

Negatively charged electrons emitted from a cathode and accelerated in a straight line to interact with an anode. X-ray photons are then produced.  

Strabismus in which the deviating eye turns inward.  

Strabismus in which both eyes move freely but retain an unnatural relationship to each other.  

Stomatitis resulting from intentional or accidental exposure to corrosive substances.  

A form of hourglass stomach in which there is a constriction between the cardiac and pyloric portions. The cardiac portion fills first, and then the contents cascade into the pyloric portion.  

A toxic, allergic reaction caused by exposure to the venom contained in venomous glands at the base of catfish fins. The stung part should be immediately immersed in water as hot as the patient can stand for 1 hr or until the pain is controlled. Tetanus prophylaxis should be administered if needed.  

Irritating contact with the hairs of a butterfly or moth larva. More than 50 species of larvae possess urticating hairs that contain a toxin.  

A chemical (liquid, gaseous, or solid) that is capable of evoking a response.  

A stethoscope in which more than one set is attached to the same fork and chest piece.  

Immersing heat-sensitive instruments into microbicidal fluids, such as glutaraldehyde, orthophthalaldehyde, or concentrated hydrogen peroxide to rid them of bacteria, fungi, mycobacteria, or viruses.