Nurses use different methods to monitor a patient's temperature, including: - Oral Thermometers: Commonly used and reliable for most patients. - Rectal Thermometers: Often used for infants or when a more accurate reading is required. - Axillary Thermometers: Convenient but less accurate, usually used for quick screenings. - Tympanic Thermometers: Fast and non-invasive, used for children and adults.