The usual way to take the temperature is by mouth. The glass thermometer is left in the mouth for three minutes. Electronic thermometers signal with a “beep” sound when the reading is complete. Single use thermometer will give results in 60 second.
For certain client’s, taking an oral temperature is NOT RECOMMENDED. These include:

Unconscious patient, restless [...]

Blood pressure is the force of the blood that pushes against the wall of blood vessels. When taking the blood pressure, you are measuring the force of the blood flowing through the arteries. This force is caused by the heart pumping blood into the arteries. It is a force that makes the blood circulate to [...]

Temperature:
Oral - 95º to 97º or 35 to 36ºc
Rectal - 95.2º to 98.6º or 35.1ºc to 35.5ºc
Axillary - 94º to 96º or 34.4 ºc to 35.5ºc
Pulse : 70 to 76 pulse per minute
Respirations: 20 to 22 cycles per minute (more shallow that younger adult)
Blood Pressure: 120/80 mmhg to 140/90mmhg