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R.F. Fenno, 1909 - Sexual ethics - 94 pages
 

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Page 41 - Side it is covered with numerous papillre, which, in structure, are similar to the sensitive papillae of the skin. The Salivary Glands are six in number, three on each side of the mouth. Their function is to secrete a fluid called saliva, which aids in mastication. The largest of these glands, the Parotid, is situated in front and below the ear; its structure, like that of all the salivary glands, is cellular. The...
Page 26 - STICKLEBACK is one of the smallest as well as one of the most...

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