Question

a doctor always replies on taking a body temperature of a patient using a thermometer only why?​

Answer 1

As it indicates if the body is trying to fight off the virus or bacteria by increasing temperature
Hope it helps

Answer 2

Answer:

The proper measurement by thermometer is taken by the doctor and the patient is sitting so doctor, so when he/she comes to doctor, It is the duty of him to serve the patient.

Explanation:

Normal body temperature is considered to be 37°C (98.6°F); however, a wide variation ... For cooperative patients, the oral glass thermometer is recommended ... Patients with fever usually exhibit warm, flushed skin, tachycardia, involuntary ... The center responds to any changes in heat production or ambient temperature ... This is because he is an expert and better understands the problem. The proper measurement by thermometer is taken by the doctor and the patient is sitting so doctor, so when he/she comes to doctor, It is the duty of him to serve the patient.