Medical Assistant Certification (MAC) AMCA Practice Exam

Where is the tympanic temperature taken?

1. Mouth

2. Armpit

3. Ear

4. Rectum

The correct answer is: Ear

The tympanic temperature is measured in the ear, specifically using a device designed to capture the thermal radiation emitted by the tympanic membrane, or eardrum. This method of temperature assessment is favored for its quickness and accuracy, reflecting the body's core temperature. The ear serves as a good site for temperature measurement because it is close to the hypothalamus, the part of the brain responsible for regulating body temperature. Other methods like oral, axillary (armpit), or rectal temperature measurements offer different levels of accuracy and comfort. While they have their specific uses, taking the temperature through the ear provides a rapid and non-invasive alternative, making it particularly beneficial in both clinical and home settings.