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Somnolence Definition Somnolence occurs when a person has a strong desire for sleep. It is also a term that is used to describe excessive sleepiness…

About Silver Definition Silver is a soft, shiny, white metallic element that is found in many ores, especially together with copper, lead, and zinc. It…

Sodium Chloride Definition Sodium chloride is a colorless to white powder or crystalline solid with no odor and a characteristic salty taste. It is used…

Median Nerve Definition Median nerve is a nerve which runs through the wrist and into the hand. It provides sensation and some movement to the…

Ethylene Oxide Definition Ethylene oxide is a colorless, odorless, gaseous, toxic, ring compound, C2H4O, usually obtained by the oxidation of ethylene: used chiefly in the…

Calculating the Area of a Trapezoid A trapezoid is a quadrilateral (has 4 sides) and has only one pair of sides parallel. Area of a…

About Distress Definition Distress is defined as causing someone to feel anxious or depressed. In medicine distress severe strain resulting from exhaustion or trauma. It…

Thionyl Chloride Definition Thionyl chloride is a moderately volatile colorless liquid with an unpleasant acrid odor. Boiling point 79°C. A lachrymator, highly corrosive and toxic.…

Ulnar Artery Definition Ulnar artery is a large artery branching from the brachial artery, supplying muscles in the forearm, wrist, and hand. Arising near the…

Potassium Chloride Definition Potassium chloride is a white crystalline solid or powder used widely in fertilizers and in the preparation of most potassium compounds. Its…

Gastric Acid Definition Gastric acid is a colourless, watery, acidic, digestive fluid produced in the stomach. It is an intricate balance of chemotransmitters delivered to…

Ulnar Nerve Definition Ulnar nerve is a nerve which runs near the ulna bone. It is a major nerve in the upper extremity that supplies…