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) Normal for this child
C) A sign of increased intracranial pressure
D) A sign that this child has a spinal cord injury