Chapter 4, Problem 5CYU

Summary Introduction

To review:

The gland secreting into the tissue fluid and the secretion being carried to the target organ by the bloodstream.

Introduction:

Glands are composed of secretory epithelial cells. They synthesize and secrete aqueous fluid directly into bloodstream, body surface, and body cavities. They are classified into two categories depending on the location of secretion. Further classification of glands into unicellular and multicellular is done on the basis of number of cells present.