Correct Answer: B

Rationale: The absence of babbling in a 7-month-old infant is a concerning auditory development milestone. Babbling is an early stage of language development which involves making various sounds. A lack of babbling could indicate a hearing impairment or other auditory issues. Therefore, the practical nurse should focus on assessing the infant's auditory function to determine if further evaluation or intervention is necessary.

Correct Answer: A

Rationale: When a child with asthma presents with shortness of breath and wheezing, and the peak flow reading is in the red zone, indicating severe airflow limitation, the priority intervention is to administer a bronchodilator. Bronchodilators help dilate the airways quickly, improving airflow and assisting with breathing. Reassessing the peak flow reading, notifying the healthcare provider, and providing oxygen therapy may be necessary actions but administering a bronchodilator takes precedence in managing acute asthma exacerbation.

Correct Answer: C

Rationale: When a child is unable to swallow a tablet, the appropriate response is to consider if a liquid form of the medication is available. This is a safer and more effective alternative than forcing the child to swallow or chew the tablet. Contacting the pharmacist for a prescription change can provide a suitable solution that ensures the child receives the medication in a more manageable form.

Correct Answer: D

Rationale: In cases of corrosive product ingestion, it is crucial to contact the poison control center for guidance. Inducing vomiting or attempting to neutralize the agent can lead to further harm. The poison control center professionals are trained to provide specific instructions tailored to the situation, ensuring the best possible outcome for the child.

Correct Answer: B

Rationale: Administering antiepileptic medication as prescribed is the priority intervention in a child with a history of epilepsy who experienced a prolonged seizure. This action is crucial to stop the seizure and prevent further complications associated with prolonged seizure activity.