Dr Ray Makar 
Q- Which one of the following substances increases blood calcium through increasing absorption of calcium from GI tract and distal tubes of the kidney? A- Aldosterone B- Calcitriol C- Cortisol D- Retinol Q- Which one of the following symptoms is the most common side effect of diphenhydramine? A- Anxiety B- Diarrhea C- Sedation D- … Read more
Q- A patient presents to the clinic complaining of progressive proximal muscle weakness. Examinations reveals periorbital heliotrope rash and erythema on her face, neck and upper chest. Which of the following is most likely markedly elevated in this patient? A- Creatinine phosphokinase B- Rheumatic factor C- Serum creatinine D- Serum sodium Q- A 35-year-old woman … Read more
Q- A patient who survived acute myocardial infarction 12 hours ago called the ambulance for sudden dizziness and sweating. He died on his way to the hospital. Which of the following is the most likely cause of death in this patient? A-Cardiac arrhythmia B-Dressler syndrome C-Papillary muscle rupture D-Ventricular aneurysm Q- Which of the following … Read more
Q- Cytochrome P-450 is an enzyme system responsible for the biotransformation of certain drugs. Which one of the following medications induces cytochrome P-450 interaction with some other medications? A- Cimetidine B- Chloramphenicol C- Rifampin D- Sulfasalazine Q- Which one of the following medications can be used safely for hypertension in pregnancy? A- Captopril B- Furosemide … Read more
Q- Mittelshmerz phenomenon is a sharp, intense pain at ovulation which may switch sides depending on the side of the ovary ovulates at that cycle. Production of which one of the following hormones contributes to this pain? A- Estrogen B- Progesterone C- Prolactin D- Testosterone Q- A patient presents to the psychiatrist for consultation. She … Read more
Q- An old man with a long history of diabetes develops an ulcer on his left big toe which is not healed in 3 months. His blood glucose level is within normal limits. Which of the following is the most accurate test to explain this condition? A- Anti-insulin antibodies detection B- Hemoglobin A1C level C- … Read more