Powerpoint -- Images Flashcards

1
Q

____ secretion

A

Holocrine

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2
Q

___ cell in a merocrine gland

function?

A

mucuous cell

secretes mucous

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3
Q

___ is at the apical portion of a serosu cell

A

secretory vesicles

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4
Q

what is 7?

A

last step. sebacyte

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5
Q

1?

A

stem cell, eventually becomes sebacyte (7)

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6
Q

a ____ producing cell. why? (3)

A

steroid producing

Lipid droplets in the cytoplasm.
• Abundant smooth ER for cholesterol synthesis.
• Spherical mitochondria with characteris

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7
Q

what is this

A

basophill

have dark purple cytoplasms

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8
Q
A

acidophils

cells with bright red or pink cytoplasm are acidophils.

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9
Q

what are these cells? what are they made of?

A

cells with clear cytoplasm are chromophobes

stem cells

degranulated chromophils

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10
Q

function?

A

herring body

in posterior pituitary

where neuropeptides from hypothalamus end up following axonal transport

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11
Q

identify.

A

Glial cells (pituicytes).

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12
Q
A

adrenal medulla

produces catecholamines

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13
Q

what hormones does this produce?

A

adrenal cortex

steroid hormones

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14
Q
A

zone glomerulosa

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15
Q
A

zona fasciulata

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16
Q
A

zona reticularis

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17
Q

Cells of the_____ appear foamy due to the presence of lipid droplets

A

zona fasciculata

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18
Q

secreted here?

A
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19
Q

secreted here?

A
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20
Q
A
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21
Q

identify by the secretory granules

A

adrenal medulla

Electron-dense secretory granules that react with chromium or silver salts (hence the name chromaffin or argentaffin).

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22
Q

what is missing in the right?

A

hypophysis

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23
Q
A

Islets of Langerhans

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24
Q

parafollicular cell

what is produced here? what is its function

A

calcitonin

inhbiits bone resorption

promotes calcification of bone

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25
chief cell produces parathyroid hormone
26
what is this? how do you know?
Oxyphil cells: • Highly acidophilic (=oxyphilic). Large cells. • Highly acidophilic. • Less abundant.
27
\_\_\_ cell in an eccrine sweat gland. what is its function?
pale cell. secretes FLUID
28
\_\_\_ cell in an eccrine gland. function?
dark cell secretes protein
29
\_\_\_ cell in an eccrine cell. function?
myoepithelium cell contracile units push secretory product out
30
\_\_\_ in an eccrine cell. what is it made of?
myoepithelium cell made of Contractile actin- myosin bundles
31
what are 4 features of this cell in an eccrine gland?
**pale cell** 1. tight junctions 2. abundant mitocondria 3. membrane infoldings 4. intercellular canaliculi
32
what are 2 features of this cell in an eccrine gland?
dark cell 1. RER 2. Golgi Secretory granules
33
what gland is this? what stimulates its secretion?
aprocrine sweat gland ## Footnote Stimulated by **adrenergic** nerve fibers
34
what gland is this? what controls its secretion?
eccrine gland secretion controlled by cholinergic impulses
35
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
36
what is this in a salivary gland?
myoepithlial cell process looks like smooth muscle?
37
identify
Striated intralobular ducts in salivary glands
38
what gland is this?
parotid note the adippocyte
39
what gland is this? what tissue is it mostly made out of?
submandibular serous tissue
40
what gland is this? what tissue is it mostly made out of?
sublingula gland mostly mucous
41
cell type? where is this found?
INTRAlobular this is found in submandibular, where it is mostly striated
42
cell type?
INTERLOBULAR submandibular gland
43
what is this?
intercalated duct
44
what is this? what is it from?
serous demilunes fixation artifact
45
what is this? what does it mean
Islets of Langerhans – diagnostic feature of pancreas
46
what is this gland? how do you know?
A compound acinar gland can be quite accurately modelled as a bunch of grapes embedded in Jello™. The grapes are the acini, the branching stems are the ducts, and the Jello
47
how do you know this is epithelium of the esophagus?s
stratified squamous
48
muscle type? where is this found in the esopahgus
skeletal muscle upper and middle lauyers
49
muscle type? where is this found in the esopahgus
smooth muscle found in middle and lower layer of esophagus has centrall placed nucleus
50
what is this? what layer is it found?
esophageal cardiac gland found in the mucosa
51
what is this layer? what is found here?
mucosa cardiac glands stratified squamous epithelium
52
what is this layer? what is found here?
submucosa esophageal gland proper
53
what is this layer in the esophagus? what is the upper/lower/middle segments of this made of?
upper - skeletal middle - mixed lower - smooth muscle
54
what are the 3 histological regions of the stomach?
cardia, fundus/body, and pylorus
55
region of the stomach?
pyrlous
56
region of the stomach?
fundus/body
57
what glands are these? what do these produce?
cardiac glands *short coiled glands* most produce mucous, some produce lysozome and hcl
58
what glands are these? what cells are present here?
gastric/fundus glands 1. mucous neck cell 2. pareital cells 3. cheif cells 4. enteronedocrine cells
59
gland in the stomach?
pylroic
60
what is the top cell? what does it secrete?
gastric surface mucous cell secretes alkaline solution high in bicarbondte that protects the stomach
61
what is this cell? what does it secrete?
mucous neck cell secretes soluble and modle mucous
62
what is this cell? what does it secrete?
parietal cell secretes intrinsic factor and HCL
63
what is this cell? what stimulates secretion from this cell (3)?
**parietal cell** histamine, acetylcholine, gastrin
64
what is this cell? what does it secrete?
chief cell synthesize and secrete pepsinogens and lipases
65
what cell is this? what does it secrete?
gastrin, somatostatin, ghrelin
66
what cell is this? what disease is it involved in?
paneth cell chrons disease
67
what are cells at bottom of CRYPT OF LIEBERKUHN how often are they replaced?
paneth cells replaced every 30 days
68
what is this cell how do you know
M cell discontinuous basement membrane
69
what is this? where is it found most commonly?
plicae circularis found in the jejunum
70
what are these cells in the small intestine? what do they signify?
peyers patches signify you are in the ileum
71
what part of the small intestine is this? 3 identifying features are?
ileum flatter circular folds shorter villi peyers patches
72
what is this?
submucosa in plicae semiluniares
73
what is this slide of? what are the arrows pointing to?
appendix
74
what is this?
taenia coli
75
what organ is this?
appendix
76
what is this in the liver?
portal venule
77
what is this in the liver?
centrale venule
78
what is this cell in the liver?
sinusoid
79
what is this? name 2 features
classic hepatic lobule ## Footnote Hexagonal cylinder Terminal hepatic venule (central vein) at center
80
what is this?
classic hepatic lobule
81
what is this? what are 3 identifying features
portal 1. triangualr in shape portal canl in center emphasis on exocrine function of bile secretion
82
what is this?
liver acinus
83
what is this cell in the hepatic sinuoids?
kupffer cell
84
what are these cells?
kuppfer cells
85
what is this cell? what does it store?
Ito cells stores vitamin A
86
what is this space? what occurs here?
perisnusoidal space where exchange between blood and liver cells occurs
87
what is this space? what cells are here?
perisinusoidal space have Ito cells (store vit. A)
88
what are these? how do you know?
hepatocytes Large, spherical, central nuclei with prominent nucleoli  Binucleate and polyploid nuclei  Mostly tetraploid in adult liver
89
what is this? what is it formed by?
bile caniculi formed by adjacent hepatocytes
90
what is this in the liver
intrahepatic ductile
91
the picture of the right is the ___ during active fluid transport
gallbladder
92
what is this? where is it located?
rokinasky aschoff sinus in the gallbladder
93