1. A patient with chronic alcohol use presented with confusion. An image was taken of the patient after he was asked to look to his left. Which of the following brain structures is most commonly involved in the underlying condition?

2. A patient with chronic alcohol use presented with confusion. An image was taken of the patient after he was asked to look to his left. Administration of which of the following substances can worsen the clinical findings if given before thiamine supplementation?

3. Patient was asked to look up. Which nerve supplies the extra-ocular muscle affected here?

4. Which nerve roots are being tested here?

5. Which of the following conditions is not associated with generalized hyperreflexia?

6. Which of the following is not an equivalent for the physical sign demonstrated above?

7. This image demonstrates pes cavus in a patient with Charcot-Marie-Tooth disease. Which of the following disorders is also associated with this finding?

8. Which of the following conditions is associated with the abnormality demonstrated in this video?

9. Which of the following abnormalities is demonstrated in this video?

10. What test, demonstrated in this video, helps to differentiate nuclear (CN palsy) from supranuclear gaze palsy?

11. This patient presented with a history of repeated unprovoked falls, progressive gait freezing, and dysphagia, and is found to have the finding demonstrated in the video. What is the most likely diagnosis?

12. This patient is asked to smile and clench his jaws. The findings are shown. Which of the following best describes the finding?

13. This patient has a history of Bell’s palsy. His symptoms gradually resolved, but he developed an unusual facial movement characterized by involuntary closure of his left eye when he smiles. Which of the following mechanisms is responsible for this condition?

14. This patient is seen in outpatient clinic and found to have anisocoria along with the finding demonstrated in the image. Which of the following bedside tests can confirm the presence of Horner’s syndrome in this patient?

15. Which of the following might you expect to be present on imaging of this patient’s chest?

16. Which of the following lesions is most likely present in this patient based on the finding demosntrated in this video?