Final answer:
The nurse has 24/7 direct responsibility for the care and environment of patients seeking health care in a hospital.
Step-by-step explanation:
The person who has 24/7 direct responsibility for the care and environment of patients seeking health care in a hospital is the nurse. Nurses play a critical role in providing continuous care and monitoring patients, administering medications, assisting with procedures, and ensuring the overall well-being of patients. They collaborate with other healthcare professionals to deliver quality and safe patient care.