final questions Flashcards

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
Q

what makes up the exocrine pancreas and its function

A

serous acini that produce digestive enzymes

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26
Q

what are the layers of LP for masticatory mucosa of oral cavity?

A

papillary and reticular

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27
Q

which gland is smallest and only produces about 5% of output

A

sublingual

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28
Q

what does gastrin cells secrete

A

stim HCl, and pepsinogen

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29
Q

which layer of the tooth has thin tubules with nerves

A

dentin

30
Q

what strx’s make up the portal triad

A

hepatic a + portal v + bile duct

31
Q

pancreatic ducts have what special characteristics

A

centroacinar cells and collagen rich CT wrap

32
Q

what makes up the reticular layer of LP

A

dense Ct

33
Q

what is the direction of flow for bile

A

hepatocyte to bile duct of the portal triad

34
Q

where are brenner Glands located within the SI

A

Submucosa

35
Q

what layer are lacteals located in the SI

A

LP

36
Q

what is the fxn of brenner glands

A

produce alkaline mucus to neutralize chyme

37
Q

what makes up the papillary layer of LP

A

thick loose CY with bv, n, meissners corpuscles

38
Q

what are the 4 complimentary forces used to control the lower esophageal sphincter/gastroesophageal sphincter

A

1 diaphragm contraction

  1. intra-abd>intra-gastric P
  2. peristalsis
  3. correct anatomical arrangement of strx
39
Q

what helps to increase surface area of the SI

A

plicae circulares, villi, microvili

40
Q

what region of the stomach does not have chief cells

A

cardia region

41
Q

what type of papillae are associated with small sailivary glands used to produce serous fluid

A

vallate pappillae

42
Q

what layers are absent in the gallbladder

A

MM and Submucosa

43
Q

what cells of SI promote humoral immunity

A

M cells

44
Q

what layer of the lining mucosa is minor salivary glands, and sebaceous glands part of

A

submucosa

45
Q

which layer is composed of columnar cells, persists in adults, and is to repair, produce and maintin dentin

A

odontoblasts

46
Q

where is myenteric plexus located

A

ME; stim ME for peristalsis

47
Q

how is the ME arranged in the colon

A

outer longitudinal layer is in bands = teniae coli

and if constant tonus = haustra

48
Q

is the internal/external anal sphincter thick circular layer

A

internal

49
Q

what does parietal cells produce

A

very strong HCl, and gastric intrinsic factor

50
Q

what strx is the reason the liver can take over blood filtration from the spleen

A

space of disse

51
Q

what are the functions of the stomach

A

cont digestion of carbs, STORAGE, chemical/physical nutrient breakdown

52
Q

what is the surface epithelium for gallbladder

A

simple columnar

53
Q

what layer of the tooth is interlinked rods that we cannot make more of after eruption (hardest substance in body)

A

enamel

54
Q

which gland is mixed but produces more serous

A

submandibular

55
Q

which gland produces about 60% of the total salivary output

A

submandibular

56
Q

what is the surface epithelium for the papillae?

A

filiform = keratinzed st sq

other papillae = st sq

57
Q

what is the surface epithelium of the tongue?

A

specialized epithelium (keratinized st sq on filiform papillae) and st sq on other papillae

58
Q

what does chief cells produce

A

pepsinogen and gastric lipase

59
Q

how is the ME arranged in the stomach?

A

between the cardia region and greater curv is 3 layers (inner oblique, middle circ and outer long - thin) and elsewhere is normal

60
Q

what is the surface epithelium of rectum and anal canal

A
rectum = simple col
anal = transition to st sq
61
Q

lingual salivary glands of the tongue are associated with what layer

A

Submucosa

62
Q

where is goblet cells more numerous, least numerous in SI

A

more = ileum, less = duod

63
Q

what is lacteals

A

lymphatic capillaries for lipid absorption

64
Q

what layer of the colon are intestinal glands found

A

LP

65
Q

what is the function of surface absorptive cells/enterocytes

A

absorb water and nutrients

66
Q

what layer is the myenteric plexus located

A

ME

67
Q

what layer of the tooth is POLARIZED columnar cells that produce enamel

A

ameloblasts

68
Q

what is the LP of the esophagus

A

loose areolar CT with ESOPHAGEAL CARDIAC GL (neutral mucus)

69
Q

paneth cells of SI produce what

A

lysozyme

70
Q

what is the submucosa layer of the esophagus

A

dense fibroelastic with ESOPHAGEAL GL PROPER (acidic mucus)

71
Q

what is the pattern of the ME of esophagus

A

normal (inner circ and outer long)