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. 2018 Jun 28;4(1):11–28. doi: 10.1016/j.wjorl.2018.03.001

Fig. 10.

Fig. 10

Left: University of Pennsylvania Regional Automated Taste Testing System (RATTS). From: Bagla et al,94 Copyright © 2001 Elsevier Science, Inc. Right: Glass stimulation device viewed from below. The stimuli flow through the 25 mm2 central chamber (A). A vacuum is present on the annular chamber (B) which holds the device securely to the tongue. The pressure (∼40 mmHg) was calibrated with a differential pressure gauge connected by a tube to the distal end of the vacuum chamber (C). Copyright© 1997 Oxford University Press.