GROSS ANATOMY

Detailed explanation-1: -Accessory lacrimal glands are groups of secretory cells with a truncated-pyramid shape arranged in an oval pattern around a central lumen38 (Figure 9-18). The acini are surrounded, sometimes incompletely, by a row of myoepithelial cells.

Detailed explanation-2: -The secretory cells internalize and form elongated tubes, but fail to migrate posteriorly.

Detailed explanation-3: -Three types of secretory cells, named as 1/ immature, 2/ active mature, and 3/ inactive 209 Page 8 mature cells, were described during the period of sexual maturation.

Detailed explanation-4: -Secretory cells and tissues are concerned with the accumulation of metabolism by products which are not used as reserve substances. Most secretory cells are specialized cells derived from elements belonging to other tissues, mainly epidermis or parenchymatous tissues.

Detailed explanation-5: -Secretary cells are the specialized cells that perform the secretory function. Example-Sweat glands have specialized cells which help in secretion of sweat.