Lecture 8 Flashcards
Give 6 examples of Exocrine glands
Salivary, Mammary, Sweat, Sebaceous, Liver, Pancreas.
What is an Exocrine gland?
product is transported by duct system to the lumen/surface of organ
What is an Endocrine gland?
Product is secreted as a hormone into blood system
What is a Paracrine gland?
secretion affects neighboring cells. “Growth factor” is one example.
What is an Autocrine gland?
Cell secretes products that affects ITSELF.
IL-2 secreted by T-cells*
What are 3 type of Unicellular glands?
Goblet cells, Mucous Cells, and Enteroendocrine
What is Simple mean?
Multicellular glands that DO NOT have ductal branching.
What does Compound mean?
Multicellular glands that DO have ductal branching.
What are 3 types of Tubular and where are they found?
- Straight: crypts of Lieberkuhn in large intestine
- Coiled: sweat glands of skin
- Branched: fundic, pyloric, cardiac glands of stomach
What and Where are Alveolar (acinar) glands found?
Meibomian glands of eyelid
Sebaceous glands of skin
What and where are Tubuloveolar glands?
Salivary glands
Brunner’s glands of Duodenum
Mucous glands of esophagus.
What are the 4 types of Multicellular Simple Excretory Ducts?
Tubular
Coiled
Tubular Brnached
Acinar/Alveolar
What are the 3 types of Multicellular Branched Excretory ducts?
- Branched Tubular
- Branched Alveolar
- Branched Tubuloalveolar
What do Serous glands secrete and where are they found?
Watery, enzyme filled.
Parotid Salivary Gland
What do Mucous glands secrete?
Thick, mucin-containing.