composed of cells that are specialized to produce and secrete substances into ducts or into body fluids
Release secretions (hormones) into interstitial fluid (also called ductless glands)
gland that releases its secretions through tubelike structures called ducts
Simple tubular gland
epithelial ine tubules, open on the apical surface
Simple coiled tubular
tubular secretory part is coiled and attaches to a single unbranched duct, sweat glands
secretory portion is round and attaches to a single unbranced duct . glands of the penile urethra
Simple branched acinar
rounded secretory part is branched and attaches to a single unbranched duct. sebaceous glands
secretory portion is tubular and attaches to a branched duct bulbourethral "Cowper's gland"
Secreatory portion is round and attaches to a branched duct mammary gland
Secretory portion is both tubular and rounded and attaches to a branched duct. acinar glands of pancreas.
duct does not branch