A collection of Question Banks in a variety of subjects and topics.
A patient who has been exhibiting various endocrine abnormalities has an MRI scan of the head. This scan reveals a small tumor of the pituitary gland. If this tumor expands laterally, which of the following nerves will most likely be affected first?
A 28-year-old female presents to the doctor complaining of syncopal episodes that last a few minutes. She is not taking any medications and has no previous medical history. EEG and EKG studies are performed and are unremarkable. An echocardiogram shows a single ball-shaped mass dangling in the left atrium near the mitral valve. The most likely diagnosis is
Contraction of which of the following muscles contributes most to the backward movement of the lower jaw during the process of mastication?
A pulmonologist is testing a patient's lung volumes and capacities using simple spirometry. Which of the following lung volumes or capacities cannot be measured directly using this technique?
In a genotypic male, the testes fail to develop, and do not secrete testosterone or Müllerian regression factor. Which of the following best describes the in utero reproductive system development of this individual?
A surgical pathology specimen from a 24-year-old woman seen at a reproductive medicine clinic demonstrates a ciliated columnar epithelium. From which of the following locations in the female genital tract was the biopsy obtained?
A 33-year-old woman presents with fever, vomiting, severe irritative voiding symptoms, and pronounced costovertebral angle tenderness. Laboratory evaluation reveals leukocytosis with a left shift; blood cultures indicate bacteremia. Urinalysis shows pyuria, mild hematuria, and gram-negative bacteria. Which of the following drugs would best treat this patient's infection?
A child who has had abnormal development of the membranous bones has a broad skull with associated facial and dental anomalies. Which other bones are most likely to also be affected?
A 7-year-old boy is brought to a physician because of a nearly confluent, fine, erythematous, macular rash that is most pronounced on his trunk. He has had a mild fever for 36 hours, but does not appear very sick, and is happily playing when the pediatrician enters the examining room. Physical examination demonstrates a reddened throat with tonsillar exudates, enlarged cervical nodes including the occipital node, and questionable splenomegaly. The mother says that the boy has not been coughing, and no Koplik spots are noted. Which of the following is the most likely diagnosis?
The leukocyte pictured above stains intensely with acidic dyes such as eosin. Which of the following substances is contained in the crystalline core of the granule at the arrow?