Repeated USMLE Questions Step 1- Review- 86

Q- Which one of the following nerves is affected in a patient diagnosed with tarsal tunnel syndrome? A- Common peroneal nerve B- Deep fibular nerve C- Lateral femoral cutaneous nerve D- Tibial nerve Q- Phenylketonuria occurs due to deficiency of which one of the following enzymes? A- Dopamine B-hydroxylase B- Phenylalanine decarboxylase C- Phenylalanine hydroxylase … Read more

Repeated USMLE Questions Step 1- Review- 82

Q- A 12-year-old girl complains of fatigue, shortness of breath for 3 days. A week ago, she developed running nose, cough and sore throat and all her symptoms resolved spontaneously in 3 days. She has no history of major illness or surgeries and receives no treatment. Examination reveals a gallop, soft first heart sound and … Read more

Repeated USMLE Questions Step 1- Review- 80

Q- A 30-year-old man presents to the office for progressive pain with urination for 1 year. He also complains of episodes of blood in urine in different occasions. He lived in Egypt until he came to the states 6 months ago. Physical examination reveals suprapubic tenderness. Imaging shows bilateral hydroureter and hydronephrosis and calcification in … Read more

Repeated USMLE Questions Step 1- Review- 78

Q- Increased concentration of malonyl-CoA most likely inhibits which one of the following biochemical processes? A- Fatty acid oxidation B- Fatty acid synthesis C- Glycolysis D- Oxidative phosphorylation Q- A patient presents with biliary colic for a week with pain in his right shoulder after eating a fatty meal. Examination reveals marked right upper quadrant … Read more