Endocrine glands empty their products into ________ and are referred to as ________ glands,while exocrine gland secretions empty into ________. ducts; ducted; blood blood; ducted; cells cells; cellular; blood interstitial fluid or blood; ductless; ducts interstitial fluid; ducted; interstitial fluid
  • physical protection; chemical messengers
  • forming the follicles of the thyroid gland.
  • epithelial, connective, muscle, and neural.
  • interstitial fluid or blood; ductless; ducts
Examination of a tissue sample reveals groups of cells united by junctional complexes andinterlocking membranes. The cells have one free surface and lack blood vessels. The tissue is most likely ________ tissue. muscle connective adipose epithelial neural
  • microvilli
  • epithelial tissue.
  • strong energy sources
  • epithelial
Functions of epithelia include all of the following, except: storing energy reserves. producing specialized secretions. absorption. providing physical protection. controlling permeability.
  • strong energy sources
  • exfoliative cytology.
  • serous membranes are damaged.
  • serous membranes.
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