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organ histo -- possible questions > final questions > Flashcards

final questions Flashcards

(71 cards)

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1
Q

which gland is mixed but produces more mucus

A

sublingual

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2
Q

what is the surface epithelium of the esophagus

A

st sq with langerhand cells (APC and phagocytotic)

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3
Q

what region of the stomach has deeper pits and shorter glands

A

pyloric region

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4
Q

what is lacking from the colon

A

villi and paneth cells

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5
Q

what is the surface epithelium of the stomach

A

simple columnar

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6
Q

what is the function of kupffer cells of the liver

A

phagocytosis and APC

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7
Q

what layer is absent from the anal canal

A

MM

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8
Q

which layer is CT with bv and n

A

dental pulp

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9
Q

what does the hepatic sinusoids carry

A

a mix of blood (75% venous and 25% arteriole)

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10
Q

what is the function of pancreatic ducts and how is it controlled

A

secretion (water and bicarb) is controlled by secretin and ACh
(serous acini controlled by CCK and ACh)

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11
Q

what is the function of the clear cells in gallbladder

A

concentrate bile by absorbing water

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12
Q

is the endocrine or exocrine pancreas larger?

A

exocrine

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13
Q

what is the surface epithelium of colon

A

simple columnar + lots of cells

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14
Q

what is special about the submucosa of the appendix

A

thick with numerous LN

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15
Q

what is the composition of the upper 1/3, middle 1/3, and lower 1/3 of ME of esophagus

A 
upper = skeletal 
middle = mixed
lower = smooth
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16
Q

which layer of the tooth is before the mineralization of dentin (lasts 24-48 hours)

A

predentin

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17
Q

what is the function of Ito cells of the liver

A

store lipids for immediate use and produce collagen

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18
Q

what layer of the stomach are the AVA located? and what are their function

A

Submucosa, fxn is to shut down secretion and activity fast

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19
Q

are there villi or paneth cells in the appendix

A

No villi, few or no paneth cells

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20
Q

which gland is the largest and produces 30% of the total salivary output

A

parotid

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21
Q

which gland is entirely serous producing

A

parotid

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22
Q

what is the characteristics of physiological sphincters

A

no thickening of circular muscle in ME, pressure gradient aids movement

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23
Q

what is the flow of blood through the liver

A

portal triad to central vein

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24
Q

which papillae do NOT have taste buds

A

filiform papillae

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25
what makes up the exocrine pancreas and its function
serous acini that produce digestive enzymes
26
what are the layers of LP for masticatory mucosa of oral cavity?
papillary and reticular
27
which gland is smallest and only produces about 5% of output
sublingual
28
what does gastrin cells secrete
stim HCl, and pepsinogen
29
which layer of the tooth has thin tubules with nerves
dentin
30
what strx's make up the portal triad
hepatic a + portal v + bile duct
31
pancreatic ducts have what special characteristics
centroacinar cells and collagen rich CT wrap
32
what makes up the reticular layer of LP
dense Ct
33
what is the direction of flow for bile
hepatocyte to bile duct of the portal triad
34
where are brenner Glands located within the SI
Submucosa
35
what layer are lacteals located in the SI
LP
36
what is the fxn of brenner glands
produce alkaline mucus to neutralize chyme
37
what makes up the papillary layer of LP
thick loose CY with bv, n, meissners corpuscles
38
what are the 4 complimentary forces used to control the lower esophageal sphincter/gastroesophageal sphincter
1 diaphragm contraction 2. intra-abd>intra-gastric P 3. peristalsis 4. correct anatomical arrangement of strx
39
what helps to increase surface area of the SI
plicae circulares, villi, microvili
40
what region of the stomach does not have chief cells
cardia region
41
what type of papillae are associated with small sailivary glands used to produce serous fluid
vallate pappillae
42
what layers are absent in the gallbladder
MM and Submucosa
43
what cells of SI promote humoral immunity
M cells
44
what layer of the lining mucosa is minor salivary glands, and sebaceous glands part of
submucosa
45
which layer is composed of columnar cells, persists in adults, and is to repair, produce and maintin dentin
odontoblasts
46
where is myenteric plexus located
ME; stim ME for peristalsis
47
how is the ME arranged in the colon
outer longitudinal layer is in bands = teniae coli | and if constant tonus = haustra
48
is the internal/external anal sphincter thick circular layer
internal
49
what does parietal cells produce
very strong HCl, and gastric intrinsic factor
50
what strx is the reason the liver can take over blood filtration from the spleen
space of disse
51
what are the functions of the stomach
cont digestion of carbs, STORAGE, chemical/physical nutrient breakdown
52
what is the surface epithelium for gallbladder
simple columnar
53
what layer of the tooth is interlinked rods that we cannot make more of after eruption (hardest substance in body)
enamel
54
which gland is mixed but produces more serous
submandibular
55
which gland produces about 60% of the total salivary output
submandibular
56
what is the surface epithelium for the papillae?
filiform = keratinzed st sq | other papillae = st sq
57
what is the surface epithelium of the tongue?
specialized epithelium (keratinized st sq on filiform papillae) and st sq on other papillae
58
what does chief cells produce
pepsinogen and gastric lipase
59
how is the ME arranged in the stomach?
between the cardia region and greater curv is 3 layers (inner oblique, middle circ and outer long - thin) and elsewhere is normal
60
what is the surface epithelium of rectum and anal canal
``` rectum = simple col anal = transition to st sq ```
61
lingual salivary glands of the tongue are associated with what layer
Submucosa
62
where is goblet cells more numerous, least numerous in SI
more = ileum, less = duod
63
what is lacteals
lymphatic capillaries for lipid absorption
64
what layer of the colon are intestinal glands found
LP
65
what is the function of surface absorptive cells/enterocytes
absorb water and nutrients
66
what layer is the myenteric plexus located
ME
67
what layer of the tooth is POLARIZED columnar cells that produce enamel
ameloblasts
68
what is the LP of the esophagus
loose areolar CT with ESOPHAGEAL CARDIAC GL (neutral mucus)
69
paneth cells of SI produce what
lysozyme
70
what is the submucosa layer of the esophagus
dense fibroelastic with ESOPHAGEAL GL PROPER (acidic mucus)
71
what is the pattern of the ME of esophagus
normal (inner circ and outer long)

organ histo -- possible questions (1 decks)

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