histology

histology

1. tissue types

   • epithelial
     • polarity
     • specialized contacts
       • desmosomes
       • tight junctions
       • gap junctions
     • avascular
     • supported by connective tissue
     • regeneration
     • # LAYERS - SHAPE
       • 1 LAYER = SIMPLE >1 LAYER = STRATIFIED
       • squamous, cuboidal, columnar
     • glandular epithelia
       • endocrine glands
         • ductless
       • exocrine glands
         • ducts
           • simple glands unbranched duct
           • compound glands branched duct
         • unicellular glands
         • multicellular glands
   • connective
     • avascular
     • extracellular matrix
       • fibers
         • collagen
         • elastic
         • reticular
       • ground substance
     • mesenchyme
     • cells
       • -blast
       • -cyte
     • types
       • loose
         • areolar
         • adipose
         • reticular
       • dense
         • regular
         • irregular
         • elastic
       • cartilage
         • hyaline
         • elastic
         • fibrocartilage
       • bone
       • blood
   • nervous
     • neurons
       • axons
         • conduct electrical impulses
       • dendrites
         • respond to stimuli
   • muscle
     • highly cellular
     • well vascularized
     • movement
     • types
       • skeletal
         • striated
         • multinucleated
       • cardiac
         • striated
       • smooth
         • unstriated