口腔內是角化層, 根本不怕鹽水, 而增生的炎細胞幼嫩,易脫落。看看小孩感冒時的兩側腫大充血的扁桃體, 即知了。
口腔內是角化層, 根本不怕鹽水, 而增生的炎細胞幼嫩,易脫落。看看小孩感冒時的兩側腫大充血的扁桃體, 即知了。
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