Question Banks

A particular association determines membership on the basis of members' IQ scores. Only those persons who have documented IQ scores at least 2 standard deviations above the mean on the Wechsler Adult Intelligence Scale (WAIS) are eligible for admission. Of a group of 200 people randomly selected from the population at large, how many would be eligible for membership to this society?

A 6-month-old boy is brought to the pediatrician by his parents, who are first cousins. This is their first child. Physical examination reveals a small, thin, lethargic infant with slightly misshapen long bones. His features are somewhat coarse. Joint movements are restricted, his corneas are clouded, and his gums are underdeveloped. His liver is not enlarged. Serum levels of acid hydrolases are found to be elevated. The child most likely has a defect in which of the following metabolic activities?

During embryological development, hematopoiesis occurs in different organs at different times. Which of the following are the correct organs, in the correct sequence, at which hematopoiesis occurs embryologically?

A 35-year-old woman notices a change in the appearance of a mole on her neck. Physical examination reveals that the lesion is an irregular, nodular, superficial mass with a variegated appearance. Biopsy demonstrates a primary malignant tumor. Which of the following factors is most predictive of the patient's long term prognosis?

An elderly woman with a history of multiple oral ulcers presents with flaccid bullae on her scalp, face, and trunk. Manual pressure on the skin produces separation of the upper layer of the epidermis, followed by eventual sloughing of the skin. The patient has been in relatively good health until recently, and denies taking any medications. A biopsy of one of the skin lesions reveals separation of epithelial cells above the basal layer. Autoantibodies to which of the following components would most likely be found in this patient?

A 70-year-old man with a history of atrial fibrillation is started on an oral anticoagulant. His prothrombin time is monitored on a regular basis. A few months into his therapy, he begins treatment for a duodenal ulcer and he develops symptoms of a bleeding diathesis. Which of the following ulcer medications is most likely responsible for this change in his hemostatic status?

A 42-year-old female presents with a recent onset of fatigue, malaise, constipation, and a 12-pound weight gain. On examination, her thyroid is firm and enlarged. What laboratory test is most likely to confirm the expected diagnosis?

A 64-year-old man presents to his doctor with aching, burning pain afte r meals. He had been self-medicating for several months with antacids, but he found this to be increasingly ineffective. His physician decides to take him off the antacids and instead places him on a combination of ranitidine and sucralfate. Why is this combination a bad idea?

A 27-year-old man has been arrested by the police for hitting, cursing at, and verbally berating his wife of 8 years. The wife tells the police he also regularly physically whips his 7-year-old son with a leather belt and often strikes the boy with his hand. When asked why he does this, he responds that this is 'how my father treated me, it's how men should act.' This represents which of the following types of learning?

A liver biopsy from a 54-year-old man shows many Mallory bodies. This finding is most suggestive of which of the following diseases?