Janette lost her gymnastics scholarship after she developed vertigo and kept falling off the balance beam.

What does "vertigo" mean as it is used in this reading? Use this dictionary entry to help answer the question:

vert- (prefix) turn


a weakness in the knees


a wood allergy


a dizzy, spinning sensation


a fear of heights

Based on the dictionary entry provided, "vertigo" means a dizzy, spinning sensation.