<Li> Eccrine sweat glands are distributed almost all over the human body , in varying densities , with the highest density in palms and soles , then on the head , but much less on the trunk and the extremities . Its water - based secretion represents a primary form of cooling in humans . </Li>
<Li> Eccrine sweat glands are distributed almost all over the human body , in varying densities , with the highest density in palms and soles , then on the head , but much less on the trunk and the extremities . Its water - based secretion represents a primary form of cooling in humans . </Li>
secretions from the skin such as sweat protect the body because they
secretions from the skin such as sweat protect the body because they
primary form of cooling in humans .
primary form of cooling in humans .