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Histology (MLSCI 250) > Gastrointestinal Tract (GIT) > Flashcards

Gastrointestinal Tract (GIT) Flashcards

1
Q

Function of GI Glands

A
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2
Q

What is a Gland?

A
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3
Q

Acinus

A
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4
Q

Forms of Exocrine glands

A
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5
Q

Difference between endocrine and exocrine glands

A
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6
Q

Example of exocrine glands

A

Sweat

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7
Q

Esophagus

A
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8
Q

Metaplastic Gastric Glands

A

Gastric glands moving up into the esophagus in response to repeated gastric juice exposure
Monitor (endoscopic)
Goblet Cell formation - intestinal metaplasia*

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9
Q

Intestinal Metaplasia

A

Can process into esophageal adenocarcinoma

Presence of Goblet Cells ion esophagus

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10
Q
A

Transition from esophagus to stomach

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11
Q

Adenocarcinoma

A

glandular cancer

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12
Q

Divisions of the stomach

A

Fundus - top
Body - middle
Pylorus - bottom - connects to duodenum

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13
Q

Function of stomach

A

Mix of exocrine and endocrine
Digestion of food
Secretion of hormones into blood

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14
Q

Foveolar epithelium

A

Simple Columnar Epithelium

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15
Q

Stomach

A

Gastric Pits

Glands beneath the pits

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16
Q

Cells of the Stomach

A

Mucous (foveolar)
Parietal
Chief
Enteroendocrine

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17
Q

T/F: stomach polyp’s are benign

A

TRUE

18
Q
A

Necrotic cells

19
Q
A

Signet Ring Cells

Malignent cells full of mucous, nucleus being squished

20
Q

Main function of small intestine

A
21
Q

Short gut syndrome

A

surgery to remove small bowel
cannot absorb nutrients anymore
>100 cm small bowel removed

22
Q
A
23
Q
A
24
Q

Unicellular glands of the Intestine (and function)

A

Goblet cells

Paneth cells

25
Q

Glands unique to Duodenum

A

Brunner’s Glands - compound tubular

Secrete basic substance (neutralization of stomach acid)

26
Q

Function of Colon

A

Absorption of WATER

27
Q

Colon Polyps: low grade dysplasia

A

cannot spread

28
Q

Inflammatory Bowel Disease

A
  1. Crohn’s Disease

2. Ulcerative Colitis

29
Q

Colon Polyps: High grade dysplasia

A

Need to be removed

30
Q

Difference between Crohn’s Disease and Ulcerative Colitis

A
31
Q

Salivary glands

A
32
Q

Lysozyme

A
33
Q

Pancreas has SEPTAE or TRABECULAE

A

SEPTAE

34
Q

Islets of Langerhans

A

Endocrine portion of Pancreas

35
Q

Proteins that the liver synthesizes

A
36
Q

Exocrine cells of pancreas

A

compound acinar

37
Q

Portal Triad

A

Allows hepatocyte hook up to biliary tree and ??

38
Q

Portal tracts of Liver

A

Vein
Artery
Bile duct
Lymphatic vessel

39
Q
A

Liver cirrhosis

40
Q

T/F: Gallbladder has Goblet Cells

A

FALSE

Histology (MLSCI 250) (18 decks)

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