A School-Age Client Loses Consciousness After Being Hit in the Head

A school-age client loses consciousness after being hit in the head with a bat at baseball practice.The child was not wearing a helmet.The last set of vital signs showed heart rate 48,blood pressure 148/74 mmHG,and respiratory rate 28 and irregular.Based on this data,which conclusion by the nurse is the most appropriate?

A) Typical for a sleeping child at this age
B) A sign of increased intracranial pressure
C) Normal for this child
D) A sign that this child has a spinal cord injury