Von Frey hairs 2 (IMAGE)

Penn State

Von Frey hairs 2

Caption

Von Frey Hairs Research team member Nicole Etter, assistant professor of communications sciences and disorders in the College of Health and Human Development, trained graduate students on the team to administer tactile pressure tests she developed on participants' tongues using the Von Frey Hairs, shown here.

Credit

Nicole Etter / Penn State

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