Smartly Prepare Exam with Free Online USMLE Practice Test

We offer the latest USMLE practice test designed for free and effective online United States Medical Licensing Examination certification preparation. It's a simulation of the real USMLE exam experience, built to help you understand the structure, complexity, and topics you'll face on exam day.

Exam Code: USMLE
Exam Questions: 630
United States Medical Licensing Examination
Updated: 25 Aug, 2025
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Practicing : 1 - 5 of 630 Questions
Question 1

Jerky and sudden random movements are often associated with a _____ lesion. 

Options :
Answer: B

Question 2

Which of the following drugs is an antacid? 

Options :
Answer: D

Question 3

Which of the following vitamins will be the most common in: leafy green vegetables, egg yolk and soy oil? 

Options :
Answer: D

Question 4

During phase 3 of the myocardial action potential which ion is moving the most? 

Options :
Answer: A

Question 5

A new severe respiratory illness caused by a newly identified virus is discovered. Which of the following properties of a killed vaccine relative to a live vaccine is the most appropriate rationale for developing a killed vaccine for this illness?

Options :
Answer: A

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