狗狗为啥有泪痕

品种原因,一般的博美、泰迪、京巴等犬都非常容易出现泪痕。有些宠主会给狗狗吃一些劣质、含盐分高的商品粮,狗狗长期吃泪痕肯定会很重。不少的狗狗眼边毛发比较长,要是不定期修剪的话就会造成泪痕。有些狗狗有眼部疾病,也是会有泪痕的。

狗狗泪痕是从宠物狗狗眼睛里分泌出来的一种。泪腺是眼睛的一个附属器官,主要是,正常情况下泪腺分腺分泌泪液滋润眼球后通过泪管进入鼻腔,不会从眼角流出,如动物哭泣时泪腺分泪液太多而无法从泪管排出,就会从眼角流出眼泪。久而久之就形成了泪痕。

狗狗为啥有泪痕

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