The Human Body: An Elementary Text-book of Anatomy, Physiology and Hygiene

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H. Holt and Company, 1890 - 399 páginas
 

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Página 160 - ... 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...
Página 345 - ... emotions is temporarily enfeebled; the slightly tipsy man laughs and talks loudly, says and does rash things, is enraged or delighted without due cause. If the amount of alcohol be increased, further diminution of will-power is indicated by loss of control over the muscles. Excessive habitual use of alcohol results in permanent over-excitement of the emotional nature and enfeeblement of the Will; the man's highly emotional state exposes him to special...
Página 245 - 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.
Página 154 - 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.

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