Assorted phys + path

Question 1

What’s the tonicity of pancreatic secretions?

Answer 1

Isotonic

Question 2

How are glc and gal taken up in the intestines?

Answer 2

By the SGLT-1 transporter

Question 3

Where are peyer patches? Give site in bowel and within wall.

Answer 3

Ileum lamina propria and submucosa

Question 4

What enz catalyzes the rate-limiting step of bile synth?

Answer 4

Cholesterol 7-alpha hydroxylase

Question 5

Salivary gland tumor that’s cystic w/ germinal centers?

Answer 5

Warthin tumor

Question 6

Salivary gland tumor that v commonly recurs?

Answer 6

Pleomorphic ademona

Question 7

Atopic pt w/ dysphagia, heartburn, esophageal strictures who is unresponsive to GERD Rx?

Answer 7

Eosinophilic esophagitia

Question 8

Alcoholic with painful hematemesis?

Answer 8

Mallory-Weiss

Question 9

Why does brain injury cause Cushing ulcers?

Answer 9

Increased ICP–> vagal stim–> incr ACh–> incr H+ prod

Question 10

Which type of chronic gastritis in the fundus or body?

Answer 10

Type A: autoimmune

Question 11

Which type of chronic gastritis in the antrum?

Answer 11

Type B: H. pylori

Question 12

Ruptured gastric ulcer on the lesser curve of the stomach: which 2 arteries would most likely be involved?

Answer 12

L or R gastrics

Question 13

Are anterior or posterior duodenal ulcers more likely to hemorrhage? What about perforate?

Answer 13

Posterior hemorrhage

Anterior perf

Question 14

Ulcer on posterior duodenal wall causes hemorrhage. Which artery is most likely involved?

Answer 14

Gastroduodenal

Question 15

What type of lymphoma is associated with Celiac dz?

Answer 15

T-cell lymphoma

Question 16

Which dz is associated with anti-osteoprotegrin antibodies, which can lead to osteoporosis?

Answer 16

Celiac dz

Question 17

What unusual rbc finding is seen in abetalipoproteinemia?

Answer 17

Acanthocytosis

Question 18

What complication of diverticulitis could lead to pneumaturia?

Answer 18

Colovesical fistula

Question 19

Where does the pain of cecal diverticulitis localize?

Answer 19

RLQ (tough ddx from appendicitis)

Question 20

What type of volvulus is MC in babies/kids?

Answer 20

Midgut

Question 21

What type of volvulus is MC in young adults?

Answer 21

Cecum

Question 22

What type of volvulus is MC in old ppl?

Answer 22

Sigmoid

Question 23

Mutations in which gene are associated with Hirschprung dz?

Answer 23

RET (normal fxn includes helping w/ NCC migration)

Question 24

MCC of ischemic colitis?

Answer 24

SMA atherosclerosis

Question 25

Which familiar colon cancer syndrome is associated with congenital hypertrophy of retinal pigment epithelium?

Answer 25

Gardner synd