PORTAGE PATHOPHYSIOLOGY MODULE 5 LATEST EXAM UPDATE | QUESTIONS AND ANSWERS

PORTAGE PATHOPHYSIOLOGY MODULE 5
LATEST 2025-2026 EXAM UPDATE | QUESTIONS
AND ANSWERS

T/F: The accessory muscles are the main muscles of inspiration -
Answer-false (diaphragm)


T/F: excess surface tension makes lung inflation harder - Answer-True


_________lowers the surface tension and makes lung inflation harder -
Answer-pulmonary surfactant


___________is the flow of blood in the adjacent pulmonary capillaries -
Answer-perfusion


Risk factors for asthma include each of the following except:


lgE hypersensitivity
Drug overdose
Tobacco smoke
Gastroesophageal reflux disease - Answer-drug overdose

, Each of the following are TRUE of emphysema except:


Alveoli have decreased elastic recoil Hyperinflation and air trapping
Airways are hyperreactive
Alveolar walls are destroyed - Answer-Airways are hyperreactive


Histologically, chronic bronchitis would exhibit each of the following
except:


- enlargement of the airspaces
- increase in goblet cells
- fibrosis of the bronchiolar wall
- hypertrophy of the submucosal glands - Answer-enlargement of the
airspaces


Each of the following are TRUE of ARDS except:


- Chest x-ray shows a "white-out"
- presents with a decreased respiratory rate
- decreased surfactant function
- increased capillary permeability - Answer-presents with a decreased
respiratory rate