18 Questions
What is the primary mechanism of action of propranolol in treating hypertension?
Blockade of beta-adrenergic receptors
What is the primary complication of rheumatic heart disease?
Infective endocarditis
What is the primary indication for antibiotic prophylaxis in patients with bacterial endocarditis?
Prior to dental procedures
What is the primary parameter affected in reduced blood pressure resulting from decreased preload?
Cardiac output
What is the primary difference between stable and unstable angina pectoris?
Reversibility with rest or nitrates
What is the primary mechanism of action of penicillin G?
Inhibition of bacterial cell wall synthesis
What is the most common type of leukemia that manifests orally?
Acute Myelogenous Leukemia
What is the primary function of Erythropoietin?
Production of RBCs
What is the most common oral manifestation of Thalassemia major?
Pallor
What is the most appropriate investigation used to diagnose Leukemia?
Bone marrow biopsy
How can the future occurrence of Thalassemia be minimized?
Pre-natal screening and genetic counseling
What is the primary cause of Pernicious anemia?
Vitamin B12 deficiency
What is the primary cause of right shift in the oxy-hemoglobin dissociation curve?
Increase in 2,3-BPG levels
What is the hallmark feature of gram-negative motile organisms in sputum microscopy?
Motile rods with polar flagella
What is the estimated resting alveolar ventilation from lung function tests?
2-4 L/min
What is the name of the mechanism by which prostaglandin inhibition leads to clinical complications in asthma treatment?
Cyclooxygenase pathway
What is the primary cause of thrombocytopenia in newborns?
Placental transfer of maternal antibodies
What is the primary difference in alveolar changes between premature babies and healthy newborns?
Decreased alveolar surface area in premature babies
Test your knowledge of the cardiovascular system, including blood pressure, heart failure, angina pectoris, and more. Also, explore the microbiology of upper respiratory tract infections and their complications.
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