Correct Answer: D

Rationale: Raccoon eyes (periorbital ecchymosis) and Battle's sign (ecchymosis behind the ear) are signs of a basilar skull fracture, so the nurse should assess for possible meningeal tears that manifest as a halo sign with CSF leakage from the ears or nose.

Correct Answer: B

Rationale: Training for teachers equips them with the skills and knowledge to effectively intervene and handle bullying incidents, creating a safer school environment.

Correct Answer: B

Rationale: Reverse isolation precautions protect the client from exposure to microorganisms from others.

Correct Answer: B

Rationale: Tdap is recommended for preteens as part of the routine vaccination schedule to protect against these serious diseases.

Correct Answer: C

Rationale: A respiratory rate of 26 breaths per minute is an abnormal finding and indicates that the client is experiencing respiratory distress, requiring immediate intervention. This rapid respiratory rate can signify inadequate oxygenation and ventilation. Oxygen saturation of 88% is low but not as immediately concerning as a high respiratory rate, which indicates the body is compensating for respiratory distress. The use of accessory muscles for breathing and a barrel-shaped chest are typical findings in clients with COPD but do not indicate an immediate need for intervention as they are more chronic in nature and may be seen in stable COPD patients.