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Botany > Block 3 Histo of the Gut > Flashcards

Block 3 Histo of the Gut Flashcards

1
Q

layers of oral cavity

A

epithelium (nonkeratinized stratified squamous mucosa), connective tissue (lamina propria, submucosa)

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2
Q

posterior third of tongue has this which is a lymphoid organ

A

lingual tonsil

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3
Q

anterior 2/3 of tongue has blank on it

A

papillae

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4
Q

mucus glands stain blank

A

lightly

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5
Q

two types of papillae

A

filiform, fungiform

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6
Q

filiform papillae function to blank food

A

scrape

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7
Q

fungiform papillae contain blank and look like a blank

A

taste buds, mushroom

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8
Q

blank papillae also have taste buds

A

circumvallate

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9
Q

tongue layers

A

epithelium, ct, muscle

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10
Q

proprioceptor that holds tooth in alveolar bone

A

periodontal ligament

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11
Q

these make enamel during tooth development

A

amyloblasts

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12
Q

amyloblasts blank after eruption

A

die

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13
Q

odontoblasts blank after eruption

A

are fine

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14
Q

mucosa is derived from blank and is made of blank cells

A

endoderm, epithelial columnar

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15
Q

beneath mucosa is the blank which is a ct and allows for blood supply by diffusion into the mucosa

A

lamina propria (submucosa)

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16
Q

layers around gut`

A

mucosa, submucosa, muscularis externa, adventitia/serosa

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17
Q

mucosa functions to promote digestion by blank

A

enzymatic secretion

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18
Q

small intestine absorbs blank

A

food nutrients

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19
Q

large intestine absorbs blank

A

water, electrolytes

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20
Q

small intestine to rectum has blank cells which secretes mucus

A

goblet cells

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21
Q

only organ that has surface columnar cells secreting mucus

A

stomach

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22
Q

production of hormones by blank cells in the gut

A

enteroendocrine

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23
Q

the blank is the largest endocrine gland

A

gut

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24
Q

epithelium of the mucosa forms a blank between what is in the blank and blank

A

barrier, lumen, body

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25
Q

blank nodules are common in the submucosa

A

lymphoid

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26
Q

blank occur in the submucosa of the esophagus and duodenum

A

glands

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27
Q

most places only have glands in the blank not the blank

A

mucosa, submucosa

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28
Q

submucosa also has the blank which has postganglionic parasympathetics

A

meissners plexus (submucosal plexus)

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29
Q

this is located between inner circular and outer longitudinal layers of muscularis externa and has postganglionic parasympathetics for peristalsis

A

myenteric plexus (auerbachs plexus)

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30
Q

esophagus has upper 1/3 blank muscle

A

skeletal

31
Q

esophagus has middle 1/3 blank muscle

A

mixed

32
Q

esophagus has lower 1/3 blank muscle

A

smooth

33
Q

cardiac region and the body of the stomach has a blank layer of muscle which is unique

A

oblique

34
Q

cardiac region and the body of stomach has these layers of muscles

A

circular (middle), longitudinal (outer), oblique (inner)

35
Q

pylorus has a thickened blank layer of muscle to form the pyloric sphincter

A

circular

36
Q

large intestine has an outer longitudinal band of muscle that is incomplete which forms three bands called blank

A

taenia coli

37
Q

anal canal has an inner circular layer of smooth muscle that forms the blank and is thickened

A

internal anal sphincter

38
Q

the blank is made of skeletal muscle and is voluntary

A

external anal sphincter

39
Q

serosa is aka the blank

A

visceral peritoneum

40
Q

adventitia and ct with no squamous epithelium is located in the blank and blank

A

esophagus, rectum

41
Q

this contains fibrous connectie tissue with arteries, veins, nerves, glands in the esophagus

A

submucosa

42
Q

part of esophagus that is fibrous connective tissue sheatht that binds the esophagus to the trachea

A

adventitia

43
Q

fundus/body of stomach has blank pits and blank glands

A

short, long

44
Q

mucous neck cell secrete blank

A

PGs

45
Q

mucous neck cell requires a blank stain

A

PAS

46
Q

mucous is a blank

A

carbohydrate

47
Q

neck of the gland also contains blank cells

A

undifferentiated stem cells

48
Q

parietal stains blank and are located at blank of gland

A

not very well, top

49
Q

chief cells are located at the blank of the gland

A

bottom

50
Q

enteroendocrine cells are located at blank of gland

A

bottom

51
Q

parietal cells secrete blank and intrinsic factor (aka blank)

A

HCl, vitamin b12

52
Q

chief cells secrete this

A

pepsinogen

53
Q

pepsinogen initiates blank digestion in the blank

A

protein, stomach

54
Q

enteroendocrine cells secrete small blank

A

polypeptide hormones

55
Q

pylorus of the stomach has blank pits and blank glands and the base of the glands is blank stained

A

long, short, lightly

56
Q

surface lining cells and glands of the pylorus are blank positive

A

PAS

57
Q

blank and blank cells are present in the pyloric glands

A

mucous, enteroendocrine

58
Q

muscularis externa in the cardiac region and body has blank layers

A

3

59
Q

muscularis externa at pyloric sphincter has these layers

A

circular, longitudinal

60
Q

SI three ways of increasing surface area

A

plicae circulares, villi, microvilli

61
Q

two layers that make up a plicae circulares

A

mucosa, submucosa

62
Q

microvilli are formed from blank filaments and are anchored in the blank

A

actin, terminal web

63
Q

unique cell of SI that is involved in immune function by producing lysozymes to break down bacterial cell walls

A

paneth cells

64
Q

si cell type that tells lymph nodule whats coming into the lumen like little sensors

A

M cells

65
Q

this is in the core of the villus and contains ct, small vessels, lymphatics/lacteals, and many plasma cells

A

lamina propria

66
Q

the submucosa is different in the blank than these two because the submucosa of the duodenum has blank

A

duodenum, jejunum/ileum, glands

67
Q

these glands of the duodenum produce alkaline mucus for buffering

A

brunner cells

68
Q

in the ileum, there are many lymphoid nodules in the lamina propria and submucosa called blank

A

peyer’s patches

69
Q

there are blank glands within the mucosa of the large intestine and there are no plicae, villi, and very few microvilli

A

simple tubular

70
Q

duodenum to colon has an exponential increase in blank cells

A

goblet

71
Q

goblet cells make blank

A

mucus

72
Q

in large intestine, there are many blank in the lamina propria

A

macrophages

73
Q

modified muscularis externa of the large intestine that has three bands

A

taenia coli

74
Q

25% of cells in the gut are blank cells (GALT)

A

lymphoid

Botany (26 decks)

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