Review Questions from Class Flashcards

1
Q

Name the surface epithelium of the vermiform appendix.

A

simple columnar

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2
Q

Nmae the surface epithelium of the colon.

A

simple columnar

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3
Q

Does the appendix have villi?

A

no

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4
Q

What layer is found covering the muscularis externa of the transverse colon?

A

serosa

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5
Q

What are lacteals?

A

lymphatic capillaries

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6
Q

Where are paneth cells found and what do they do?

A

bases of crypts

produce lysozyme

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7
Q

Where are Brunner’s Glands found? What do they do and why?

A

SM of duodenum

secrete alkaline mucus to neutralize chyme

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8
Q

What cells produce CCK and secretin?

A

DNES cells

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9
Q

Which product inhibits stomach activity?

A

secretin

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10
Q

Which product stimulates the gallbladder?

A

CCK

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11
Q

Which product stimulates pancreas to release digestive enzymes?

A

CCK

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12
Q

Which product stimulates ducts in the pancreas to release bicarbonates?

A

secretin

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13
Q

Which cell replaces other cells?

A

regenerative cells

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14
Q

Which cell is a surface absorptive cell?

A

enterocyte

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15
Q

Which cell promotes humoral immunity?

A

M cells

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16
Q

Which cells produce lysozymes?

A

Paneth cells

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17
Q

Which cell produces gastrin?

A

DNES type G cells

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18
Q

Which cell produces gastric lipase?

A

chief cells

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19
Q

Which layer of muscle within the muscularis externa is not always present?

A

oblique muscle layer

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20
Q

Name the surface epithelium of the stomach.

A

simple columnar

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21
Q

Which stomach cell produces intrinsic factor?

A

parietal cells

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22
Q

Which stomach cell produces thick visible mucus?

A

surface mucus

23
Q

Which stomach cell produces pepsinogen?

A

chief cells

24
Q

Which stomach cell produces HCl?

A

parietal cells

25
Q

Which stomach cell produces a more soluble, slightly acidic mucus?

A

neck mucous

26
Q

Name the surface epithelium of the stomach.

A

simple columnar

27
Q

Name the layer covering the stomach (opposite the lumen)?

A

all serosa

28
Q

Name the surface epithlium of the esophagus.

A

Stratified squamous

29
Q

What type of muscle is found in the muscularis externa’s middle 1/3 of the esophagus?

A

mixture of smooth and skeletal muscle

30
Q

Esophageal proper glands are found in which esophageal layer?

A

SM

31
Q

Which salivary gland produces a mixed product but is primarily srerous producing?

A

submandibular

32
Q

Which salivary gland is 100% serous producing?

A

parotid

33
Q

Which salivary gland produces a mixed product, but is primarily mucus producing?

A

sublingual

34
Q

Which cells produce dentin?

A

odontoblasts

35
Q

Which cells produce enamel?

A

ameloblasts

36
Q

Which cell type will persist in adults?

A

odontoblasts

37
Q

Enamel is produced by which type of cells?

A

ameloblasts

38
Q

Name the area of CT beneath the odontoblasts.

A

dental papilla

39
Q

Which cell type will maintain dentin

A

odontoblasts

40
Q

What is the surface epithelium of the rectum?

A

Simple columnar

41
Q

Which epithelium does the anal canal transition to?

A

Stratified squamous

42
Q

Which major portion of the pancreas is the largest?

A

exocrine-enzyme producing

43
Q

Which pancreatic cells help to buffer chyme?

A

centroacinar and cuboid cells in the pancreatic interalated cells

44
Q

Name the surface epithelium of the gallbladder.

A

simple columnar

45
Q

Which major luminal wall layer is significantly absent

A

submucosa

46
Q

Does the muscularis externa of the gallbladder have a normal pattern?

A

no

47
Q

Why is the space of Disse important?

A

blood can directly contact the hepatocytes

slows blood flow so cells can interact with blood and its contents

48
Q

What is the structure of the central vein?

A

fenestrated thin walled vessel

49
Q

What is the location of the central vein?

A

in the middle of the classic lobule

50
Q

What does the central vein do?

A

collects blood from the hepatic sinusoids

51
Q

Which major secretory portion of the pancreas is the largest?

A

exocrine- enzyme producing

52
Q

Which pancreatic cells help to buffer chyme?

A

centroacinar and cuboid cells in the pancreatic intercalated ducts

53
Q

Bile release is controlled by which DNES cell produced hormone?

A

CCK

54
Q

Which type of bile works best within the small intestine?

A

cystic bile