slímhúðar
Slímhúðar are specialized tissues that line various internal cavities and passages of the body. They are characterized by their moist surface, which is kept lubricated by mucus. This mucus is secreted by specialized cells within the epithelium, such as goblet cells. The primary functions of slímhúðar are protection, secretion, and absorption.
The protective role of slímhúðar is crucial. The mucus layer acts as a barrier, trapping foreign particles,
Secretory functions vary depending on the location of the slímhúð. For instance, the slímhúð of the digestive