BIOL331 / BIOL 331 Module 7 (Latest Update 2026 / 2027) Pathophysiology | Questions & Answers | Grade A | 100% Correct - Portage Learning

BIOL331 / BIOL 331 Module 7
(Latest Update )
Pathophysiology | Questions &
Answers | Grade A | 100% Correct -
Portage Learning

Gastrointestinal Disorders




Question:
Peptic Ulcer Disease (PUD) encompasses:
Answer:
A group of ulcerative disorders in the upper GI tract that are exposed to acid-
pepsin secretions.




Question:
Peptic ulcers affect which layers of the stomach or duodenum?
Answer:
All.

,Question:
Most common forms of PUD (2)


Which is more common?
Answer:
Duodenal and gastric ulcers.


Duodenal ulcers are 5x more common than gastric ulcers.




Question:
Duodenal ulcers age and sex:


Gastric ulcers age and sex
Answer:
30 to 60, more likely men


Middle-aged and older men and women.

,Question:
What happens If peptic ulcer is enough to erode into the muscaris layer?
Answer:
It will be replaced by scar tissue.




Question:
Two most common causes of PUD:


Both show what?
Answer:
-H. Pylori
-Aspirin, NSAIDS


Both impair the mechanisms that protect the gastric mucosa from the
damaging effects of acid.

, Question:
How does H. pylori cause PUD?


NSAIDS?
Answer:
Infection causes inflammation
-Release of cytokines that contribute to mucosal damage.


Inhibit prostaglandin synthesis




Question:
Other risk factors for PUD? (7)
Answer:
-Advancing age
-Prior history of PUD
-Concurrent use of warfarin and multiple NSAIDS
-Corticosteroids
-Smoking
-Alcohol
-Stress