Final answer:
The most appropriate response by the nurse is to explore the patient's feelings and concerns further.
Step-by-step explanation:
The most appropriate response by the nurse in this situation is to explore the patient's feelings and concerns further. The patient has expressed a sense of loss of control over life since the seizures, which indicates emotional distress and psychological impact. By exploring the patient's feelings and concerns, the nurse can provide support, validate their emotions, and help develop coping strategies.