Medical Knowledge Pathophysiology

Question 1

What is the classic symptom triad of Type 1 Diabetes Mellitus?

Accepted Answer

Polyuria, polydipsia, and polyphagia

Answer

The classic triad of Type 1 DM consists of frequent urination, excessive thirst, and increased hunger due to absolute insulin deficiency.

Question 2

Which condition involves cholesterol-rich plaque buildup in arterial walls?

Accepted Answer

Atherosclerosis

Answer

Atherosclerosis involves accumulation of lipid-laden plaques in arterial walls, narrowing the lumen and reducing blood flow.

Question 3

What is the primary pathophysiological mechanism in asthma?

Accepted Answer

Airway inflammation and bronchoconstriction

Answer

Asthma involves chronic airway inflammation, bronchoconstriction, and mucus hypersecretion causing reversible airflow obstruction.

Question 4

What happens during myocardial infarction?

Accepted Answer

Irreversible cardiac muscle death from prolonged ischemia

Answer

Myocardial infarction occurs when prolonged coronary artery occlusion causes irreversible necrosis of cardiac muscle tissue.

Question 5

Which disease results from autoimmune destruction of pancreatic beta cells?

Accepted Answer

Type 1 Diabetes

Answer

Type 1 DM results from autoimmune destruction of insulin-producing beta cells, leading to absolute insulin deficiency.

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