In critically ill patients, accurate assessment of core body temperature is essential for clinical decision-making. Which method provides the most precise measurement of core temperature?

A nurse is monitoring a patient with a colostomy. Which observation requires immediate attention?

Which dietary modification should be recommended for a patient with Meniere's disease to help control the symptoms?

During nebulization for a patient with chronic obstructive pulmonary disease (COPD), the nurse notes that the medication is not visibly misting. What is the best nursing action to address this issue?