A patient has a severe headache, fever, neck stiffness, and sensitivity to light. The patient is alert with a stable airway and breathing pattern. What should the nurse do first?

A patient with a newly created colostomy becomes pale and weak. The stoma is dusky, cool, and no longer produces output. What should the nurse do first?

A patient with chronic lung disease becomes newly drowsy. The respiratory rate is 26 per minute, the skin is cool, and the oxygen saturation is 84% on the prescribed oxygen. What should the nurse do first?

A patient receiving an epidural analgesic develops rapidly increasing leg weakness and numbness. Blood pressure and oxygen saturation are currently normal. What should the nurse do first?

A nurse realises that a patient received 10 units of rapid-acting insulin instead of the prescribed 4 units. The patient is currently awake and has no symptoms. What should the nurse do first?

A patient has a nasogastric tube connected to low suction. The patient develops increasing abdominal distension and nausea, and no drainage appears in the collection container. What should the nurse do first?

A patient with peripheral arterial disease suddenly develops severe pain in one leg. The foot is pale and cool, and the dorsalis pedis pulse cannot be felt. What should the nurse do first?