USMLE Step 1
The Score95.com USMLE STEP 1 Review Program contains 3,600+ USMLE STEP 1 Practice Questions. Score95 takes you front and center in your USMLE STEP 1 preparation with five-star high-yield questions that test your knowledge of the advanced topics necessary to receive the highest possible score.
Besides our five star questions, Score95 allows you to study without a subscription. This means you can study the questions for as long as you want. That’s right – NO TIME LIMITS, NO SUBSCRIPTION needed!
Our proven methods boast a 97% pass rate and an average three digit score in the 230s. In fact, we are so confident of your success that we guarantee that you will pass or your money back!
Score95.com USMLE STEP 1 Program Features:
- Guaranteed to Pass or YOUR MONEY BACK!
- NO TIME LIMITS! No subscription needed.
- 3,600+ Clinical Vignettes with Full Explanations
- Test Mode (Timed)
- Study Mode (Un-timed)
- Subject-Wise Test Creation
- Random Test Creation
- Fully Functional FRED Software Interface
- Global Tracking of Score
- Analysis of Strengths & Weakness in 30 Categories
- Install program on up to 2 computers. Share with a friend!
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System Requirements
Processor: 850 MHz processor or higher
Operating System: Mac 10.5+ or Windows 7/Vista/XP/2000
Size of RAM: 512 MB of RAM or higher
Sample Questions
USMLE STEP 1 Sample Questions
NOTE: All questions in our programs will appear in the FRED Software Interface. This is a web based representation so you can get an idea of the quality of the questions and explanations that you will see in our programs.
Sample Question 1:
A 54-year-old woman with headaches for the past week has a lumbar puncture performed. The cerebrospinal fluid (CSF) opening pressure is 220 mm H2O, the… click to expand
A 54-year-old woman with headaches for the past week has a lumbar puncture performed. The cerebrospinal fluid (CSF) opening pressure is 220 mm H2O, the CSF protein 60 mg/dl, and the CSF glucose 75 mg/dl (serum glucose 105 mg/dl). A CT scan reveals a 3 cm ring-enhancing mass in the right parietal region. Biopsy of the mass reveals gliosis and fibrosis with necrosis, neutrophils, and lymphocytes. These findings most strongly suggest a diagnosis of:
Choose Your Answer show answer
- A. Glioblastoma multiforme
- B. Herpes simplex type II encephalitis
- C. Vascular malformation
- D. Subacute infarction
- E. Cerebral abscess
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Correct Answer: E
Sample Question 2:
A 25-year-old male patient complains of increased thirst and increased frequency of urination. He denies any trauma or recent surgery. At baseline his urine specific… click to expand
A 25-year-old male patient complains of increased thirst and increased frequency of urination. He denies any trauma or recent surgery. At baseline his urine specific gravity is 1.001 and his serum osmolality is 350. He is admitted to the hospital for observation and water restriction. After 6 hours, his urine specific gravity is 1.003 and his serum osmolality is 365. He is given intranasal desmopressin (DDAVP) and water is restricted for 6 hours. Afterward his urine specific gravity is 1.004 and his serum osmolality is 400. What medication most likely caused these symptoms?
Choose Your Answer show answer
- A. Aspririn
- B. Furosemide
- C. Gentamicin
- D. Lithium
- E. Penicillin
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Correct Answer: D
Sample Question 3:
The adult kidney develops from the metanephros which has two sources: the ureteric bud and the metanephric mesoderm. If a problem in the development of… click to expand
Sample Question 4:
A patient is admitted to the hospital with shortness of breath and found to have a pleural effusion on chest X-ray. Thoracentesis is performed and… click to expand
A patient is admitted to the hospital with shortness of breath and found to have a pleural effusion on chest X-ray. Thoracentesis is performed and the fluid is sent for laboratory testing. Results of the fluid analysis are: pleural protein 8.0, serum protein 6.5, pleural LDH 500, serum LDH 100. Based on these findings, which of the following is the most likely etiology of the pleural effusion?
Choose Your Answer show answer
- A. Bacterial
- B. Congestive heart failure (CHF)
- C. Cirrhosis
- D. Nephrotic syndrome
- E. Pulmonary embolism
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Correct Answer: A
Sample Question 5:
A 19-year-old female college student presents to the student health center complaining of a sore throat and headache. She reports that she had been feeling… click to expand
Sample Question 6:
A researcher develops a new test to detect lung cancer at an earlier stage. The test picks up the lung cancer in 85% of patients… click to expand
A researcher develops a new test to detect lung cancer at an earlier stage. The test picks up the lung cancer in 85% of patients with lung cancer diagnosed by the gold standard and is negative in 90% of patients without lung cancer. The prevalence of lung cancer in the population of 1000 being studied is 3%. What is the sensitivity of the test?
Choose Your Answer show answer
- A. 32.5%
- B. 66%
- C. 85%
- D. 87.5%
- E. 90%
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Correct Answer: C
Sample Question 7:
A 40-year-old man has had a productive cough with yellowish sputum for several days. A complete blood count shows that he has a total WBC… click to expand
A 40-year-old man has had a productive cough with yellowish sputum for several days. A complete blood count shows that he has a total WBC count of 15,700/microliter with differential count of 73 segs, 10 bands, 12 lymphs, and 5 monos. He has a fever of 38.9 C. A chest radiograph reveals a nodule in the left upper lobe that has a central cavity with an air-fluid level. Which of the following findings is most likely to be present in his sputum specimen:
Choose Your Answer show answer
- A. 1+ acid fast bacilli
- B. Viral inclusions
- C. Atypical squamous cells
- D. Hemosiderin-laden macrophages
- E. 4+ gram positive cocci
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Correct Answer: E
Sample Question 8:
Five days after a mitral valve replacement, a 63-year-old woman becomes hypotensive, tachycardic, and febrile. She is rushed to the CCU where an emergent transesophogeal… click to expand
Sample Question 9:
A 40-year-old female presents to her physician for worsening joint pain. She has had joint pain for many years in both wrists, MCP joints, and… click to expand
A 40-year-old female presents to her physician for worsening joint pain. She has had joint pain for many years in both wrists, MCP joints, and PIP joints. Her DIPs are spared. Her pain is always worse in the morning and improves as the day goes on. Lately she realizes both knees also hurt her and she is more tired than usual. Examination reveals her painful joints to be mildly warm and her PIPs are flexed, while her DIPs are extended. Laboratory testing reveals high titers of rheumatoid factor (RF), an elevated ESR and C-reactive protein, and a normocytic normochromatic anemia. Examination of the synovial fluid at the involved joints would most likely reveal which of the following?
Choose Your Answer show answer
- A. Clear fluid; 125 WBC/mm3; 20% PMNs
- B. Clear-yellow fluid; 1,800 WBC/mm3; 20% PMNs
- C. Cloudy-yellow fluid; 6,000 WBC/mm3; 60% PMNs
- D. Turbid, purulent fluid; 50,000 WBC/mm3; 80% PMNs
- E. Reddish fluid; 1,500 WBC/mm3; 20% PMNs
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Correct Answer: C
Sample Question 10:
A 34-year-old nulligravid woman comes to clinic complaining of difficulty getting pregnant for the past 15 months. The woman reports that her menses have always… click to expand
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