Free USMLE Anatomy Question bank for Step 1 2024

A newborn presents with a midline neck mass that moves upward when the infant protrudes their tongue. A cyst is suspected. From which embryological structure does this cyst is suspected to arise?

A 70-year-old male presents with difficulty swallowing and hoarseness of voice. On examination, he is found to have an enlarged right aortic arch compressing the esophagus and trachea. The structure most likely compressed by the enlarged aortic arch to cause these symptoms is.

A 45-year-old woman presents with pain radiating from her lower back to her left foot, accompanied by numbness in her left leg. On examination, she has weakness in dorsiflexion of the foot and decreased sensation over the dorsal aspect of the foot. She is suspected of having Spinal Root compression.
Compression of which spinal nerve root is most likely responsible for her symptoms?

A 35-year-old woman presents with double vision and drooping of her left eyelid. On examination, she has difficulty moving her left eye medially and upward. Which cranial nerve is most likely affected?

A 60-year-old man presents with difficulty walking and frequent falls. On examination, he has a wide-based gait and difficulty with heel-to-toe walking. There is also evidence of nystagmus. Part of the brain most likely affected is.