Q- An old patient with a history of a 2-week blunt trauma to his thigh develops an area of yellow-brown color at the site of injury. Which one of the following substances is responsible for this color? A- Bilirubin B- Hemosiderin C- Lipofuscin D- Melanin Q- Which one of the following parts of the heart […]
usmle step 1
Pharmacology MCQs- 294
Q- Which of the following is NOT an adverse effect of aspirin? A- Bleeding B- Gastritis C- Renal problems D- Tolerance Q- Which one of the following medications is a non-selective beta receptor agonist? A- Ephedrine B- Epinephrine C- Isoproterenol D- Phenylephrine Q- Torsades de pointes may occur after the use of which one of […]
Repeated USMLE Questions Step 1- 378
Q- A 30-year-old man tells you that when he carries a heavy lift, his muscle gives up all of a sudden. Which of the following actions is responsible for abrupt cessation of skeletal muscle contraction? A- Activation of Golgi tendon organs B- Activation of lower motor neuron C- Activation of muscle spindles D- Lower blood […]
Anatomy MCQs- 5
Q- During development, hypothalamus arises from which one of the following structures? A- Diencephalon B- Mesencephalon C- Metencephalon D- Telencephalon Q- Which one of the following muscles is most likely at risk due to injury of the pelvic floor during delivery of a large-size baby? A- Coccygeus B- Iliococcygeus C- Pubococcygeus Q- Which one of […]
Pathology MCQs- 7
Q- A 79-year-old woman presents with back pain for 3 months. Radiology of the spines shows compression of T11 and T12 vertebrae. There is no other lesion detected. Which of the following is the most likely diagnosis? A- Ewing sarcoma B- Metastatic adenocarcinoma C- Osteoporosis D- Osteosarcoma Q- A 29-year-old woman presents with bloody discharge […]
Pharmacology MCQs- 293
Q- Which one of the following drugs is the most fatal in suicidal overdose? A- Bupropion B- Citalopram C- Imipramine D- Phenelzine Q- Which of the following medications is used in opioid overdose? A-Flumazenil B- Naloxone C- Norepinephrine D- Phencyclidine Q- Amoxicillin inhibits which one of the following enzymes? A-Beta lactamase B- Squalene epoxidase C- […]