USMLE Education Corner - Step 1 Quiz (February 2020)

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USMLE Education Corner - Step 1 Quiz (February 2020) | Lincoln American University

Welcome to USMLE Step 1 Quiz (February 2020) of Lincoln American University. Play the quiz and submit the form. Once submitted, the results will be communicated to you by Email. Further, answer keys are published in the University's monthly newsletter. To subscribe to the newsletter, visit www.laumed.org.

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Questions

Some item types that appear on the Step 1 examination are NOT depicted in the sample questions (For example: items with multimedia features, such as audio). Also, when additional item formats are added to the exam, notice is provided at the USMLE website (www.usmle.org). You must monitor the USMLE website to stay informed about the types of items that occur in the exam, and you must practice with the downloadable sample test items available on the USMLE website to be fully prepared for the examination.

Question1: A 42-year-old man comes to the physician for a follow-up examination. Four months ago, he underwent repair of a Dupuytren contracture. Physical examination shows decreased range of motion in the affected hand. The patient is upset that his hand has not fully healed, and he files a malpractice suit against the physician. Which of the following is the most likely precipitating factor in this patient's decision to file a malpractice suit? *

1 point

The patient's perception that the physician is incompetent

The patient's perception that the physician is uncaring

The patient's socioeconomic status

The physician's amount of experience in the medical field

The physician's inability to screen out problem patients

Question 2: A 5-year-old boy is admitted to the hospital because of a 1-week history of fever and increasingly severe abdominal discomfort. At the age of 7 months, he was treated for osteomyelitis caused by Aspergillus fumigatus. He has been admitted to the hospital three times during the past 4 years for severe pneumonia. He appears moderately ill. His temperature is 39°C (102.2°F). Abdominal examination shows an enlarged, tender liver. Ultrasonography of the abdomen shows an intrahepatic abscess. Culture of the abscess fluid grows Staphylococcus aureus. Further analysis shows failure of the neutrophils to undergo an oxidative burst when exposed to S. aureus. This patient has an increased susceptibility to infection as a result of which of the following abnormalities? *

1 point

Deficient leukocyte production

Failure of leukocytes to migrate between endothelial cells

Failure of leukocytes to roll along the endothelial surface

Inability of leukocytes to ingest microorganisms

Inability of leukocytes to kill intracellular microorganisms

Question 3: A 45-year-old man comes to the physician because of right shoulder pain that began after he chopped wood 2 days ago. Examination of the right upper extremity shows no obvious bone deformities or point tenderness. The pain is reproduced when the patient is asked to externally rotate the shoulder against resistance; there is no weakness. In addition to the teres minor, inflammation of which of the following tendons is most likely in this patient? *

1 point

Infraspinatus

Pectoralis

Subscapularis

Supraspinatus

Trapezius

Question 4: A male stillborn is delivered at 32 weeks' gestation to a 30-year-old woman. The pregnancy was complicated by oligohydramnios. Examination of the stillborn shows the absence of a urethral opening. Which of the following additional findings is most likely in this stillborn? *

1 point

Congenital diaphragmatic hernia

Intralobar sequestration

Pulmonary hypoplasia

Situs inversus

Tracheoesophageal fistula

Question 5: A 55-year-old man comes to the physician because of a 2-week history of recurrent, widespread blister formation. Physical examination shows lesions that are most numerous in the flexural areas including the axillae and groin. The blisters do not break easily, and there are no oral lesions. These blisters are most likely the result of adhesion failure involving which of the following? *

1 point

Basement membrane

Dermal papillae

Langerhans cells

Melanocytes

Merkel cells

Additional Comments (Optional)

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Are you willing to be contacted to get admission to the MD Program (Equivalent to MBBS)? *

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The questions included in this Quiz are selected from the sample test questions issued by the Federation of State Medical Boards of the United States, Inc. (FSMB), and the National Board of Medical Examiners® (NBME®) who holds the copyright of the Sample Test Questions. Selected questions are included in the quiz only for educational purpose under Fair use doctrine.

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