Atelectasis - Absence of gas from a part or the whole of the lungs, due to failure of expansion or resorption of gas from the alveoli.
Atropine - An anticholinergic, with diverse effects (tachycardia, mydriasis, cycloplegia, constipation, urinary retention) attributable to reversible competitive blockade of acetylcholine at muscarinic type cholinergic receptors; used in the treatment of poisoning with organophosphate insecticides or nerve gases.
Bilirubin - A red bile pigment formed from hemoglobin during normal and abnormal destruction of erythrocytes. Excess bilirubin is associated with jaundice.
Blood agar - A mixture of blood and nutrient agar, used for the cultivation of many medically important microorganisms.
Bronchiolitis - Inflammation of the bronchioles, often associated with bronchopneumonia.
Bronchitis - Inflammation of the mucous membrane of the bronchial tubes.
Brucella - A genus of encapsulated, nonmotile bacteria (family Brucellaceae) containing short, rod-shaped to coccoid, Gram-negative cells. These organisms are parasitic, invading all animal tissues and causing infection of the genital organs, the mammary gland, and the respiratory and intestinal tracts, and are pathogenic for man and various species of domestic animals. They do not produce gas from carbohydrates.
Bubo - Inflammatory swelling of one or more lymph nodes, usually in the groin; the confluent mass of nodes usually suppurates and drains pus.
Bulla, gen. and pl. bullae - A large blister appearing as a circumscribed area of separation of the epidermis from the subepidermal structure (subepidermal bulla) or as a circumscribed area of separation of epidermal cells (intraepidermal bulla) caused by the presence of serum, or occasionally by an injected substance.
Carbuncle - Deep-seated pyogenic infection of the skin and subcutaneous tissues, usually arising in several contiguous hair follicles, with formation of connecting sinuses; often preceded or accompanied by fever, malaise, and prostration.
Cerebrospinal - Relating to the brain and the spinal cord.
Chemoprophylaxis - Prevention of disease by the use of chemicals or drugs.
Cholinergic - Relating to nerve cells or fibers that employ acetylcholine as their neurotransmitter.
CNS - Abbreviation for central nervous system.