The above scenario confirms that these are simple columnar epithelial tissue because columnar cells are tall, narrow and nucleus in the tall column like cells located at the basal end of the cells. Columnar epithelial tissue are responsible for absorption and secretion of molecules. These are present at some part of digestive tract, female reproductive tract, and respiratory system.
When the sympathetic and parasympathetic systems are in balance, the tendency is to rest often and easily allowing for renewal and healing to the body. The balance between the two systems is a key step toward greater health and wellness!