Browse Reference Articles
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Foodborne illness
Foodborne illness or food poisoning is caused by consuming food contaminated with pathogenic bacteria, toxins, viruses, prions or parasites. Such contamination usually arises from improper handling, ... > more -
Radiography
Radiography is the creation of images by exposing a photographic film or other image receptor to X-rays. Since X-rays penetrate solid objects, but are weakened by them depending on the object's ... > more -
Gastrointestinal tract
The gastrointestinal tract or digestive tract, also referred to as the GI tract or the alimentary canal or the gut, is the system of organs within multicellular animals which takes in food, digests ... > more -
Orthopedic surgery
Orthopedic surgery or orthopedics (Commonwealth: "orthopaedics") is the branch of surgery concerned with acute, chronic, traumatic, and recurrent injuries and other disorders of the musculoskeletal ... > more -
Nitrogen oxide
NOx is a generic term for the various nitrogen oxides produced during combustion. They are believed to aggravate asthmatic conditions, react with the oxygen in the air to produce ozone, which is also ... > more -
Mesothelioma
Mesothelioma is an uncommon form of cancer, usually associated with previous exposure to asbestos. In this disease, malignant (cancerous) cells develop in the mesothelium, a protective lining that ... > more -
Ocular dominance
Ocular dominance, sometimes called eye dominance or eyedness, is the tendency to prefer visual input from one eye to the other. It is somewhat analogous to the laterality of right or left handedness, ... > more
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