FREE Physician Assistant Gastrointestinal and Nutrition Questions and Answers

Question 1

A 48-year-old male with a long history of heavy alcohol consumption presents with jaundice, ascites, and fever.
His laboratory results show an AST of 300 U/L, an ALT of 120 U/L, and an elevated GGT.
Which of the following features is most characteristic of alcoholic liver disease?

Accepted Answer

AST:ALT ratio > 2:1

Answer

Markedly elevated ALT (>1000 U/L)

Answer

ALT > AST

Answer

A normal GGT level

Question 2

A 68-year-old female with a history of autoimmune gastritis presents with progressive fatigue, paresthesias in her lower extremities, and glossitis. A complete blood count reveals a macrocytic anemia. Which of the following is the most likely underlying deficiency?

Accepted Answer

Cobalamin (Vitamin B12)

Answer

Iron

Answer

Folate (Vitamin B9)

Answer

Pyridoxine (Vitamin B6)

Question 3

According to the most recent United States Preventive Services Task Force (USPSTF) recommendations, at what age should average-risk adults begin screening for colorectal cancer?

Accepted Answer

45

Answer

50

Answer

55

Answer

40

Question 4

A 4-week-old male infant presents with a 1-week history of non-bilious, projectile vomiting immediately after feeding. The mother reports he seems hungry all the time. On physical examination, an olive-sized mass is palpated in the epigastric region. What is the most appropriate next step to confirm the diagnosis?

Accepted Answer

Abdominal ultrasound

Answer

Barium upper GI series

Answer

Abdominal X-ray

Answer

Empiric trial of thickened feeds

Question 5

A 25-year-old male is diagnosed with moderate-to-severe ileocolonic Crohn's disease. Which of the following biologic agents is often considered a first-line therapy for inducing and maintaining remission in this patient?

Accepted Answer

Infliximab (an anti-TNF agent)

Answer

Mesalamine (5-ASA)

Answer

Prednisone

Answer

Metronidazole

Question 6

A 55-year-old male complains of a chronic, gnawing epigastric pain that improves with meals but worsens 2-3 hours later. He has no alarm symptoms. Which of the following is considered the most accurate diagnostic test for an active *Helicobacter pylori* infection in this patient?

Accepted Answer

Upper endoscopy with biopsy

Answer

Serology testing

Answer

Stool antigen assay

Answer

Urea breath test

A 48-year-old male with a long history of heavy alcohol consumption presents with jaundice, ascites, and fever.His laboratory results show an AST of 300 U/L, an ALT of 120 U/L, and an elevated GGT.Which of the following features is most characteristic of alcoholic liver disease?

A 48-year-old male with a long history of heavy alcohol consumption presents with jaundice, ascites, and fever.
His laboratory results show an AST of 300 U/L, an ALT of 120 U/L, and an elevated GGT.
Which of the following features is most characteristic of alcoholic liver disease?