Patho 4 Practice Quiz GI

35 Questions | Total Attempts: 155

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Patho 4 Practice Quiz GI - Quiz

GI with a little bit of neuro


Questions and Answers
  • 1. 
    What controls the peristaltic movements of the esophagus?
    • A. 

      Brain stem

    • B. 

      Vagus nerve

    • C. 

      Auerbach's plexus

    • D. 

      Greater splanchnic nerve

    • E. 

      Esophageal plexus

  • 2. 
    Which is true?
    • A. 

      Peristalsis is the same thing as tonic motor movements of the stomach.

    • B. 

      The esophagus, like the stomach, is an acidic environment.

    • C. 

      The beginning of the esophageal phase of swallowing is when the upper esophageal sphincter contracts.

    • D. 

      Waterbrash often occurs right before vomiting.

    • E. 

      Achalasia occurs when the upper esophageal sphincter fails to relax.

  • 3. 
    Which is a possible cause of secondary achalasia?
    • A. 

      Degeneration of Auerbach's plexus

    • B. 

      Toxins

    • C. 

      Degeneration of vagal fibers

    • D. 

      Mallory-Weiss syndrome

    • E. 

      Scleroderma

  • 4. 
    Which is associated with esophageal varices?
    • A. 

      Mallory-Weiss syndrome

    • B. 

      Cirrhosis

    • C. 

      Hepatitis

    • D. 

      GERD

    • E. 

      Scleroderma

  • 5. 
    Which is false concerning esophageal tumors?
    • A. 

      Leiomyomas are benign

    • B. 

      Dysphagia is an early sign of esophageal cancer

    • C. 

      Genetic tendency in 50% of cases

    • D. 

      Adenocarcinoma from Barrett's is usually distal

    • E. 

      Squamous cell carcinoma accounts for half of esophageal cancers

  • 6. 
    Which is released in response to the presence of food in the stomach? (two answers)
    • A. 

      Pepsinogen

    • B. 

      Mucus

    • C. 

      Gastrin

    • D. 

      HCL

    • E. 

      Pepsin

  • 7. 
    Which secrete pepsinogen?
    • A. 

      Chief cells

    • B. 

      Parietal cells

    • C. 

      Intrinsic factors

    • D. 

      Cardiac glands

    • E. 

      G cells

  • 8. 
    Which does not stimulate the secretion of stomach acid?
    • A. 

      The vagus nerve

    • B. 

      Histamine 2

    • C. 

      Prostaglandins

    • D. 

      Proton pump

    • E. 

      Gastrin

  • 9. 
    Which is not an effect of prostoglandins?
    • A. 

      Inhibition of acid secretion

    • B. 

      Increase blood flow

    • C. 

      Increase mucus production

    • D. 

      Increase HCO3 secretion

    • E. 

      Create a lipid layer to protect from self digestion

  • 10. 
    Which is a cause of Type A chronic gastritis?
    • A. 

      Helicobacter pylori infection

    • B. 

      Low gastrin levels

    • C. 

      Pernicious anemia

    • D. 

      Crohn's disease

    • E. 

      Tobacco, alcohol or excessive NSAID use

  • 11. 
    Which is a cause of type B chronic gastritis?
    • A. 

      Autoimmune disorder

    • B. 

      Atrophy of glandular epithelium

    • C. 

      Decreased pepsin

    • D. 

      Crohns disease

    • E. 

      High gastrin levels

  • 12. 
    Which is not a possible cause of peptic ulcer disease
    • A. 

      NSAIDS

    • B. 

      Increased acid from increased histamine

    • C. 

      Decreased pepsinogen from cholinergic stimulation

    • D. 

      Helicobacter pylori

    • E. 

      Caffeine

  • 13. 
    Which is false concerning helicobacter pylori?
    • A. 

      It causes an increase in HCL and a decrease in HCO3

    • B. 

      95% of duodenal ulcers result from h. pylori infection

    • C. 

      Infection decreases gastrin and pepsin secretion

    • D. 

      Secretion of urease leads to ammonia and diminished mucus

    • E. 

      15% of people with h. pylori infection will get peptic ulcer disease

  • 14. 
    Which is false concerning the pathogenesis of peptic ulcer disease?
    • A. 

      NSAIDS: cyclooxygenase inhibition decreases prostaglandin synthesis

    • B. 

      H. pylori: inflammatory mediators increase HCL, gastrin and pepsin secretion

    • C. 

      Zollinger-Ellison: HCL increases secondary to increased pepsin from a mucosal pepsinoma

    • D. 

      Gastric ulcers can result from bile reflux

    • E. 

      Duodenal ulcers can be freom gastric hypomotility

  • 15. 
    Which is true of duodenal ulcers?
    • A. 

      They occur more often in men than in women

    • B. 

      Hypothyroidism is a risk factor

    • C. 

      They are not a concern in the Western world

    • D. 

      They are more common in people with type O blood

    • E. 

      They are often malignant

  • 16. 
    Which is correct?
    • A. 

      Curling's ulcer is from increased acid from vagal stimulation

    • B. 

      Cushing's ulcer is from decreased blood flow from catecholamines and hypotension

    • C. 

      Curling's ulcers often occur following head injury

    • D. 

      Cushing's ulcers occur following severe trauma or sepsis

    • E. 

      Curling's ulcers are a concern in severe burn patients.

  • 17. 
    Which is the most common cause of gastroparesis?
    • A. 

      Thyroid disease

    • B. 

      Diabetes mellitus

    • C. 

      scleroderma

    • D. 

      Amyloidosis

    • E. 

      Medications

  • 18. 
    Which is true of gastric cancer?
    • A. 

      It occurs more often in females than males

    • B. 

      Type O blood is a risk factor

    • C. 

      50% are in the fundus of the stomach

    • D. 

      They are more common in Thailand than the US

    • E. 

      Gastric ulcers are not a risk factor

  • 19. 
    Which is true?
    • A. 

      Fats are absorbed in the colon

    • B. 

      Magnesium is absorbed in the stomach

    • C. 

      Bile salts are aborbed in the jejunum

    • D. 

      Electrolytes are absorbed in the colon

    • E. 

      Proteins are absorbed in the ileum

  • 20. 
    Which is not a sign or symptom of malabsorption?
    • A. 

      Steatorrhea

    • B. 

      Anemia

    • C. 

      Constipation

    • D. 

      Nocturia

    • E. 

      Peripheral neuropathy

  • 21. 
    Which of these would indicate Crohn's disease?
    • A. 

      Absence of strictures

    • B. 

      Continuous involvement as opposed to cobblestoning and skip lesions

    • C. 

      Primary in the ileum and secondarily in the colon

    • D. 

      Presence of rectal bleeding

    • E. 

      Exudative and ulcerative inflammation

  • 22. 
    What is the most common site of involvement in diverticular disease?
    • A. 

      Small intestine

    • B. 

      Cecum

    • C. 

      Ascending colon

    • D. 

      Descending colon

    • E. 

      Sigmoid colon

  • 23. 
    Which involves initial lesions in the crypts of Lieberkuhn?
    • A. 

      Crohn's disease

    • B. 

      Diverticulosis

    • C. 

      Ulcerative colitis

    • D. 

      Carcinoma of the colon

    • E. 

      Mechanical obstruction

  • 24. 
    Which is frequently caused by a bacterial offender?
    • A. 

      Appendicitis

    • B. 

      Peritonitis

    • C. 

      Diverticulosis

    • D. 

      Crohn's disease

    • E. 

      Ulcerative colitis

  • 25. 
    Which is not a function of the liver?
    • A. 

      Produces bile salts

    • B. 

      Metabolizes protein, fats and sugars

    • C. 

      Stores vitamins and minerals

    • D. 

      Converts urea to uric acid

    • E. 

      Synthesizes clotting factors

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