The Human Body: An Elementary Text-book of Anatomy, Physiology, and Hygiene : Including a Special Account of the Action Upon the Body of Alcohol and Other Stimulants and Narcotics

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H. Holt, 1884 - 377 Seiten
 

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Seite 134 - I, supported by bone and called the hard palate, and a posterior, /, containing no bone, and called the soft palate. The two can readily be distinguished by applying the tip of the tongue to the roof of the mouth and drawing it backwards. The hard palate forms the partition between the mouth_and nose.
Seite 217 - The human heart lies with its apex touching the chest-wall between the fifth and sixth ribs on the left side of the breast-bone. At every beat a sort of tap known as the " cardiac impulse," or " apex beat," may be felt by placing the finger at that point.
Seite 140 - ... which in most cases may be taken as indicating something wrong with the deeper parts of the digestive tract. The Salivary Glands. — The saliva, which is poured into the mouth and moistens it, is secreted by three pairs of glands, the parotid, the submaxillary, and the sublingual. The parotid glands lie close in front of the ear ; each sends its secretion into the mouth by a duct, which opens inside the cheek opposite the second upper molar tooth. In the disease known as mumps f the parotid...
Seite 322 - ... 1, internal limiting membrane; 2, nerve-fibre layer; 3, nerve-cell layer; 4, inner molecular layer; 5, inner granular layer; 6, outer molecular layer; 7. outer granular layer; 8, external limiting membrane; 9, rod and cone layer; 10', pigment-cell layer.

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