A diagram of part of a salivary gland showing a serous acinus and mixed serous-mucous acinus. Salivary glands are made up of secretory acini (acini-means a rounded secretory unit) and ducts. There are two types of secretions-serous and mucous.The acini can either be serous, mucous, or a mixture of serous and mucous.A serous acinus secretes proteins in an isotonic watery fluid. diagram of part of a salivary gland showing a serous acinus and mixed serous-mucous acinus. Salivary glands are made up of secretory acini (acini-means a rounded secretory unit) and ducts. There are two types of secretions-serous and mucous.
John Cabot (Italian: Giovanni Caboto, Venetian: Zuan Chabotto; c. 1450 â c. 1500) was a Venetian navigator and explorer whose 1497 discovery of the coast of North America under the commission of Henry VII of England is commonly held to have been the first European exploration of the mainland of North America since the Norse visits to Vinland in the ...
For another, Cabot went ashore only once, yet only ashore could he most accurately use the instruments he possessed to determine his location. 35 Furthermore, David Quinn points out that the map Cabot made (and from which La Cosas is presumed to be drawn) would likely compare closely with that of Hispaniola made by Columbus on his first voyage: a running survey with a coastline and names, but without scale, orientation, or graduation from latitude or longitude.