Final answer:
The vocabulary word 'la espalda' means 'the back'. A vertebral injury is the scenario that best goes with this word.
Step-by-step explanation:
The vocabulary word 'la espalda' in Spanish refers to 'the back'. Among the given scenarios, 'la espalda' is most relevant to a 'vertebrae injury' as it specifically pertains to the back region of the body. A broken leg, chest pain, and headache are not related to the vocabulary word 'la espalda'.
Learn more about La espalda and its scenario