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22 Cards in this Set
- Front
- Back
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Endocrine
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Secrete into the bloodstream
No Ducts -Pancreas(Islets of Langerhans) -Thyroid -Pituitary |
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Exocrine
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Secretes via Ducts
-Exocrine Pancreas -Salivary Glands -Sweat Glands |
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Unicellular
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-Goblet Cells(Exocrine)
-Enterochromaffin Cells(Gastrointestinal, Endocrine) |
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Multicellular
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Lined by simple cuboidal or columnar
Secretory component Duct |
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Simple
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No branching of the DUCT
(Secratory portion can branch) |
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Compound
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Branching at the DUCT
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Tubular
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Can be Straight, Coiled, or Branched
Simple Tubular = Colon |
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Coiled
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Looks broken up on a slide
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Apocrine (epitrichial)
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Thermoregulation in horses and cows only
Mixes with Sebum to make the "scent" Simple Coiled Skin(Associated with Hair Follicles) |
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Eccrine (atrichial)
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Foot pads
‘frog’ of ungulates (ruminants, camelids) Snout of pigs Medial surface of carpus of pigs Nasal planum of cows Simple Coiled |
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Acinar(Alveolar)
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Counter to Tubular
Pouches of secretion, "Grape-like" |
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Tubulo-acinar
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Long bits put together with pouched bits in secretory portion
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Merocrine
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Droplet of secretion fuses with the plasma membrane
Can't see microscopically -Eccrine Sweat glands |
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Apocrine
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A piece of the apical (top) cytoplasm pinches off
Can be recognized microscopically -Mammary Glands -Ceruminous glands (ear wax) |
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Holocrine
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The whole cell is secreted
Can be recognized microscopically Cells are replaced by mitosis -ONLY sebaceous glands |
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Serous Merocrine
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Watery secretions
-Salivary Glands -Pancreas |
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Mucus Merocrine
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Viscous secretions
Foamy cytoplasm Flattened basal nucleus |
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Eccrine Glands vs. Apocrine
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Apocrine is associated with a hair follicle while Eccrine is not
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Sebaceous Glands
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Simple branched acinar that secretes in a holocron manner.
Lipid tidbits in the cytoplasm |
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Body of the Stomach
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Simple branched tubular Merocrine(Mucus and Serous)
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Salivary Glands
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Compound acinar Merocrine(Mucus and serous)
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Mammary Glands
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Compound tubulo-acinar Apocrine
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