Gastroenterology Quiz #5: Layers of Intestinal Wall and Histology

1. A 45-year-old male presents with abdominal pain and persistent diarrhea. A biopsy of the ileum shows transmural inflammation and granuloma formation. Which layer of the intestinal wall is primarily affected in this patient's condition? 

Question 1 of 5

2. During a routine colonoscopy, a biopsy of the colon reveals loss of the normal crypt architecture and the presence of crypt abscesses. Which of the following layers of the intestinal wall is directly involved in this pathological finding? 

Question 2 of 5

3. A 55-year-old woman undergoes surgery for bowel obstruction. During the procedure, a section of the bowel is noted to have a markedly thickened wall. Histological examination of this section would most likely show hypertrophy of which of the following layers? 

Question 3 of 5

4. A biopsy from the stomach of a patient presenting with peptic ulcer disease most likely shows damage and inflammation concentrated in which of the following layers? 

Question 4 of 5

5. A pathology report describes the presence of Meissner's plexus in a biopsy from the gastrointestinal tract. This plexus is located in which of the following layers? 

Question 5 of 5


 

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