Which of the following statements is true regarding tympanic membrane temperature?
A)It is taken by placing an infrared probe anterior to the ear.
B)The probe is placed in the external auditory canal to occlude it.
C)Temperatures taken with a tympanic thermometer never vary from those taken by the oral or rectal route.
D)It is an accurate measurement of body temperature because the tympanic membrane shares its blood supply with the hypothalamus.
E)It is taken by placing an infrared probe posterior to the ear.

Question

Quizplus · Accepted Answer

The tympanic membrane shares its blood supply with the hypothalamus and is therefore an accurate measurement of body temperature. Tympanic thermometer probes are gently placed at the external opening of the ear canal, but not in the canal, and they should not occlude the canal.

Which of the Following Statements Is True Regarding Tympanic Membrane