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Smallpox
Smallpox A viral disease that was once highly contagious. Characterized by high fever, vomiting, and blisters and sores on the skin. Vaccination has eliminated this disease.
RELATED TERMS--------------------------------------
Disease
Illness or sickness often characterized by typical patient problems (symptoms) and physical findings (signs). Disruption sequence: The events that occur when a fetus that is developing normally is subjected to a destructive agent such as the rubella (German measles) virus.
Contagious
Easily transmitted by direct or indirect contact.
Fever
When body temperature rises above its normal level - defined as 98.6 degrees F, though it varies by individual and time of day. A fever is the sign of an immune system at work and usually indicates an infection.
Vomiting
The release of stomach contents through the mouth.
Skin
Skin is an organ of the integumentary system; which is composed of a layer of tissues that protect underlying muscles and organs. Skin is used for insulation, vitamin D production, sensation, and excretion (through sweat).
Vaccination
Originally referred to immunization against smallpox with the less virulent cowpox (vaccinia) virus; more loosely used for any immunization against a pathogen.
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Small bowel enema
X-rays of the small intestine taken as barium liquid passes through the organ. Also called small bowel follow-through. See also lower GI series.
Small for gestational age
An infant who is not as big as could be expected given her gestational age is termed "small for gestational age." SGA babies are small because of slow development, not because they've had less time in the womb, like premature babies.
Small intestine
Organ where most digestion occurs. It measures about 20 feet and includes the duodenum, jejunum, and ileum.
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Siamese twins
Identical twins born joined together.
Sickle cell trait
Inheriting the gene for sickle cell anemia from only one parent. It causes no symptoms.
Sigmoid
S-shaped.
Sinew
A tendon or fibrous cord.
Skull
The bony framework of the head.
Smallpox
Smooth muscle
A type of muscle tissue controlled by the involuntary nervous system, occurring in the walls of the uterus, intestines or blood vessels.
Sneeze
To exhale breath from the nose and mouth in a sudden, involuntary action as a result of irritation of the mucous membranes of the nose.
Snoring
Harsh breathing sounds during sleep caused by the vibration of the soft palate during inhalation.
Soft palate
The soft part of the roof of the mouth in the back, toward the throat.
Soft tissue
The substance of an organic body or organ consisting of cells and intercellular materials. The muscles and other nonbony tissues of the body.
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