A Toddler Fell Out of a Second-Story Window

A toddler fell out of a second-story window.She briefly lost consciousness and vomited four times.Since admission,she has been alert and oriented.Her mother asks why a computed tomography (CT) scan is required when she "seems fine." What knowledge should the nurse base her response on?

A) She may have a brain injury.
B) She needs this because of her age.
C) She may start having seizures.
D) She probably has a skull fracture.