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一、唾液1.唾液的排泄功能许多物质如汞、钾、碘和铅等,进入体内后,均可从唾液排出一部分。大量汞通过唾液排出,可使口腔粘膜发炎。铅中毒的患者,硫化铅通过唾液进入口腔可沉积于齿龈上,出现一条蓝线。硫可沉淀于牙尚和齿龈线上成为牙垢或牙石。肾炎患者唾液中的尿素含量可升高。某些药物如青霉素、链霉素、吗啡等亦可从唾液排出。2.唾液分泌过多(多涎)分泌多时每日可
First, saliva 1. Saliva excretion function Many substances such as mercury, potassium, iodine and lead into the body, can be part of the saliva discharge. Large amounts of mercury excreted through the saliva, can make the oral mucosa inflammation. Lead poisoning patients, lead sulfide into the oral cavity through the saliva can be deposited on the gums, showing a blue line. Sulfur can precipitate on the teeth and gum lines to become tartar or calculus. Nephritis in patients with saliva urea content can be increased. Certain drugs such as penicillin, streptomycin, morphine and the like can also be excreted from saliva. Excessive salivary secretion (salivating) secretion of a long time can be