classification of glands

classification of glands

1. presence\absence of ducts

   • exocrine (salivary)
   • endocrine (thyroid)
   • mixed (pancreas)

2. number of cells

   • uicellular (goblet cells)
   • multicellular (salivary)

3. mode of secretion

   • merocrine (salivary)
   • apocrine (mammary)
   • holocrine (sebaceous)

4. shape of secretory part

   • tubular (intestinal)
   • aveolar (mammary)
   • tubulo-aveolar (pancreas)

5. nature of secretion

   • serous (parotid)
   • mucous (goblet)
   • muco-serous (sublingual)
   • watery (sweat glands)