Powerpoint -- Images Flashcards
____ secretion
Holocrine
___ cell in a merocrine gland
function?
mucuous cell
secretes mucous
___ is at the apical portion of a serosu cell
secretory vesicles
what is 7?
last step. sebacyte
1?
stem cell, eventually becomes sebacyte (7)
a ____ producing cell. why? (3)
steroid producing
Lipid droplets in the cytoplasm.
• Abundant smooth ER for cholesterol synthesis.
• Spherical mitochondria with characteris
what is this
basophill
have dark purple cytoplasms
acidophils
cells with bright red or pink cytoplasm are acidophils.
what are these cells? what are they made of?
cells with clear cytoplasm are chromophobes
stem cells
degranulated chromophils
function?
herring body
in posterior pituitary
where neuropeptides from hypothalamus end up following axonal transport
identify.
Glial cells (pituicytes).
adrenal medulla
produces catecholamines
what hormones does this produce?
adrenal cortex
steroid hormones
zone glomerulosa
zona fasciulata
zona reticularis
Cells of the_____ appear foamy due to the presence of lipid droplets
zona fasciculata
secreted here?
secreted here?
identify by the secretory granules
adrenal medulla
Electron-dense secretory granules that react with chromium or silver salts (hence the name chromaffin or argentaffin).
what is missing in the right?
hypophysis
Islets of Langerhans
parafollicular cell
what is produced here? what is its function
calcitonin
inhbiits bone resorption
promotes calcification of bone
chief cell
produces parathyroid hormone
what is this? how do you know?
Oxyphil cells: • Highly acidophilic (=oxyphilic).
Large cells. • Highly acidophilic. • Less abundant.
___ cell in an eccrine sweat gland. what is its function?
pale cell.
secretes FLUID
___ cell in an eccrine gland. function?
dark cell
secretes protein
___ cell in an eccrine cell. function?
myoepithelium cell
contracile units push secretory product out
___ in an eccrine cell. what is it made of?
myoepithelium cell
made of Contractile actin- myosin bundles
what are 4 features of this cell in an eccrine gland?
pale cell
- tight junctions
- abundant mitocondria
- membrane infoldings
- intercellular canaliculi
what are 2 features of this cell in an eccrine gland?
dark cell
- RER
- Golgi Secretory granules
what gland is this?
what stimulates its secretion?
aprocrine sweat gland
Stimulated by adrenergic nerve fibers
what gland is this?
what controls its secretion?
eccrine gland
secretion controlled by cholinergic impulses
this is a ___ gland
compound
CT stroma contains:
- Capillary plexus
- Nerves
- Lymphocytes and plasma cells
Parenchyma contains:
- Secretory acini or tubules
- Intercalated ducts - Intralobular ducts
what is this in a salivary gland?
myoepithlial cell process
looks like smooth muscle?
identify
Striated intralobular ducts in salivary glands