Can someone explain?

This is just Quizlet so maybe it’s just wrong. But I was taught that once someone is tasked with C-spine stabilization, that is their only job until the PT is secured to a backboard. So why would the answer be to have my partner assist ventilation?

This is just Quizlet so maybe it’s just wrong. But I was taught that once someone is tasked with C-spine stabilization, that is their only job until the PT is secured to a backboard. So why would the answer be to have my partner assist ventilation?