Gastrointestinal System Flashcards Preview

UWORLD Notecards > Gastrointestinal System > Flashcards

Flashcards in Gastrointestinal System Deck (78)
Loading flashcards...
1

where is iron absorbed

duodenum

2

where is folate absorbed

small intestine

3

where is b12 absorbed

with bile salts in the ileum

4

wha converts trypsinogen to trypsin

enterokinase/enteropeptidase

5

what is a molten receptor agonist that is used to cause peristalsis

erythromycin

6

B cells in the germinal centers of Peyers Patches turn into what

IgA secreting cells that protect the gut from antigens

7

what is the enzyme that turns unconjugated bilirubin into conjugated bilirubin

UDP-Glucuronosyl Transferase

8

complications of Chafas Disease

achalasia
mega colon
cardiomegaly

9

mucosal lacerations at the base of the esophagus that is due to vomiting

malloy-weiss syndrome

10

dysphagia
esophageal webs
iron deficiency

Plummer Vinson Syndrome

11

hypertrophied Ruggae in the stomach associated with protein loss and decreases acid production

Menetrier Disease

12

what is the main difference between angiodysplasa and diverticulosis

constipation

13

familial adenomatous polyposis + osseous and soft tissue tumors
supernumerary teeth

Gardner syndrome

14

FAP + malignant CNS tumor

Turcos Syndrome

15

harmatomas in the g.i. and hyper pigmentation of the mouth, lips, hands and genitalia

Peutz-Jehers Syndrome

16

tumor marker for colon cancer

CEA

17

AST>ALT in non alcoholic liver situations means what

that there is a progression to cirrhosis and fibrosis of the liver

18

what is Budd Chiari syndrome

when there is a thrombotic or non thrombotic obstruction of the hepatic vein that causes hepatomegaly and abdominal pain

19

alkaline phosphatase is elevated in what conditions

bone
biliary obstruction
infiltrative disorders

20

what is Reye Syndrome

rare fatal childhood hepatic encephalopathy that causes fatty liver, hypoglycemia and vomiting

21

what are mallory bodies

intracytoplasmic eosinophilic inclusions of damaged keratin filaments found in hepatitis

22

what is hepatic adenoma usually due to

OCP use or anabolic steroids

23

what is angiosarcoma

a malignant tumor of the epithelial cells in the liver that is usually due to exposure to arsenic or vinyl chloride

24

a rare inherited disorder affecting the metabolism of bilirubin, a chemical formed from the breakdown of the heme in red blood cells. The disorder results in a form of nonhemolytic jaundice, which results in high levels of unconjugated bilirubin and often leads to brain damage in infants.

Crigler-Naijar Syndrome

25

a condition where hepatocytes cannot properly secrete conjugated bilirubin into the bile leaving the patient with a black liver

Dubin-Johnoson Syndrome

26

hepatocytes have a problem secreting conjugated bilirubin into the bile but the liver does not turn black

Rotor Syndorome

27

increases levels of uncongugated bilirubin that is usually noticed in adolescent years but doesn't have significant consequences, happens in times of stress

Gilbert Syndrome

28

unknown cause of onion skining bile duct fibrosis with alternating strictures and dilation with beading of the extra hepatic and intrahepatic bile ducts seen in men

primary sclerosing cholangitis

29

autoimmune reactions with lymphocytic infiltration and granulomas and destruction of the interlobular bile ducts

primary biliary cirrhosis

30

extra hepatic biliary obstructions with increased pressure in the intrahepatic ducts seen in people with known obstructive sessions like gallstones

secondary biliary cirrhosis