round duct system
71M249 light machine gun — Machine Gun, 5.56 mm, M249 M249 Para Type Squad automatic weapon/Light machine gun Place of …
72Canals of Hering — The Canals of Hering, or intrahepatic bile ductules, are part of the outflow system of exocrine bile product from the liver. Contents 1 Anatomy 2 Clinical significance …
73wind instrument — /wind/ a musical instrument sounded by the breath or other air current, as the trumpet, trombone, clarinet, or flute. [1575 85] * * * ▪ music Introduction any musical instrument that uses air as the primary vibrating medium for the… …
74Ligament — A ligament is a tough band of connective tissue that connects various structures such as two bones. Ligament is a fitting term; it comes from the Latin ligare meaning to bind or tie. * * * 1. A band or sheet of fibrous tissue connecting two or… …
75Sphincter of ampulla — Interior of the descending portion of the duodenum, showing bile papilla. Latin m. sphincter ampullae MeSH …
76P-51 Mustang — infobox Aircraft name = P 51 Mustang type = Fighter manufacturer =North American Aviation caption = North American P 51 Mustangs of the 375th Fighter Squadron, 361st FG, summer 1944 first flight =26 October 1940 introduction =1942 retired =1957,… …
77tunnels and underground excavations — ▪ engineering Introduction Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …
78Disease — 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… …
79Centroacinar cell — Latin cellula centroacinosa Gray s subject #251 1204 …
80Radiator (engine cooling) — For other uses, see Radiator (disambiguation). A typical engine coolant radiator used in an automobile Radiators are used for cooling internal combustion engines, mainly in automobiles but also in piston engined aircraft, railway locomotives,… …
