Histo Flashcards

(62 cards)

1
Q

(holocrine/apocrine/merocrine): uses lysis

A

holocrine

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2
Q

(holocrine/apocrine/merocrine): uses shedding

A

apocrine

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3
Q

(holocrine/apocrine/merocrine): uses exocytosis

A

merocrine

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4
Q

(holocrine/apocrine/merocrine): sebaceous

A

holocrine

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5
Q

(holocrine/apocrine/merocrine): mammary

A

apocrine

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6
Q

(holocrine/apocrine/merocrine): sweat

A

merocrine

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7
Q

(simple/compound/both) glands: can be branched

A

compound

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8
Q

four things in the sebum

A

triglycerides, cholesterol, squalene, wax esters

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9
Q

three cell types found in sweat glands

A

pale, dark, myoepithelial

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10
Q

function of myoepithelial cells

A

contract to expel secretory product

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11
Q

in which layer are myoepithelial cells found

A

basal lamina

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12
Q

three types of acini in salivary glands

A

serous, mucous, mixed

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13
Q

(serous/mucous/mixed) acini secretions: sIgA

A

serous

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14
Q

(serous/mucous/mixed) acini secretions: mucins

A

mucous

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15
Q

(serous/mucous/mixed) acini secretions: serous demilunes

A

mixed

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16
Q

what are serous demilunes

A

fixation artifact

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17
Q

in which glands are the basal striations found

A

salivary glands, intralobular ducts

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18
Q

function of basal striations

A

house mitochrondria, active transport of ions

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19
Q

how can you differentiate the pancreas from parotid gland

A

islet of Langerhans

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20
Q

content of zymogenic granules

A

proenzymes

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21
Q

which cells are responsible for producing bicarbonate in the pancreas

A

intercalated ducts, interlobular ducts

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22
Q

four layers that make up wall of GI tract

A

mucosa, submucosa, muscularis externa, serosa or adventitia

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23
Q

four types of papillae in tongue

A

filiform, fungiform, foliate, circumvillate

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24
Q

esophageal glands proper are found in which layer of the esophagus

A

submucosa

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25
three major types of gastric glands
cardiac, gastric, pyloric
26
(cardiac/gastric/pyloric) gastric glands: short pits, mostly mucous
cardiac
27
(cardiac/gastric/pyloric) gastric glands: medium pits, four cell types
gastric
28
(cardiac/gastric/pyloric) gastric glands: very long pits
pyloric
29
parietal cells secrete (two things)
HCl and intrinsic factor
30
structure of parietal cells
binucleate, eosinophilic, intracellular canaliculus
31
gastric chief cells synthesize (two things)
pepsinogens and gastric lipases
32
structure of gastric chief cells
columnar, serous cells, in basal half of gastric gland
33
what do enteroendocrine cells produce (three things)
gastrin, somatostatin, ghrelin
34
where are enteroendocrine cells found
base of gastric glands
35
three structural modifications in SI that facilitate absorptive process
microvilli, striated border, plicae circularis
36
which glands secrete alkaline mucous from the submucosa to protect the duodenum from gastric acid
Brunner's
37
where is an M cell and what does it cover
in ileum epithelium, covers Peyer's patches
38
basement membrane under M cell is (discontinuous/continuous)
discontinuous
39
(colon/appendix/rectum): plicae semilunaris, taenia coli
colon
40
(colon/appendix/rectum): less lymphoid tissue, no taenia coli
rectum
41
(colon/appendix/rectum): fewer and shorter crypts, no taenia coli
appendix
42
where are stem cells located in the small intestine
base of crypts
43
turnover time of paneth cells
30 days
44
parietal cells secrete (HCl/mucous)
HCl
45
two types of mucous cells
neck and surface mucous cells
46
chief cells produce (pepsinogen/HCl)
pepsinogen
47
two types of cells that secrete lysozyme
serous, Paneth
48
cell that secrete secretory component
absorptive cells
49
plasma cells in Peyer's patches secrete (IgA/gastrin)
IgA
50
parietal cells secrete (gastrin/intrinsic factor)
intrinsic factor
51
enteroendocrine cells secrete (gastrin/intrinsic factor)
gastrin
52
what cell produces bile and plasma proteins
hepatocyte
53
what cell type stores Vit A
Ito cell in perisinusoidal space
54
what cells border the bile canaliculi
adjacent hepatocytes
55
which hepatocyte organelle is involved in drug detox
SER
56
dual blood supply of liver first gets mixed in:
hepatic sinusoids
57
bilirubin glucuronide gives feces their:
color
58
what three things does the concept of a liver acinus explain
blood perfusion, metabolic activity, liver pathology
59
what layers does the gallbladder have
mucosa, muscularis, adventitia/serosa
60
three major cell types that border the perisinusoidal space
Ito, hepatocytes, blood cells
61
two functions of gall bladder
store and concentrate bile
62
____ cells: from monocytes, destroy aged RBCs, digest Hb, destroy bacteria, 15% of liver cells, ID in rat stained with trypan blue
Kupffer cells