$$\begin{array}{rcll}& & & \\ \text{Motion input}& \underset{}{\overset{}{\to }}\begin{array}{}\\ \hfill 1.\hfill \\ \hfill \text{Sensors}\hfill \\ \hfill \text{(gyroscopes)}\hfill \\ \hfill \hfill \end{array}\underset{}{\overset{}{\to }}\begin{array}{c}\hfill 2.\hfill \\ \hfill \text{Processor}\hfill \\ \hfill \hfill \\ \hfill \hfill \end{array}\underset{}{\overset{\mathit{\text{stimulus}}}{\to }}\begin{array}{c}\hfill 3.\hfill \\ \hfill \text{Electrodes}\hfill \\ \hfill \hfill \\ \hfill \hfill \end{array}\underset{}{\overset{}{\to }}\text{Vestibular}\text{nerve}& & \\ & & & \end{array}$$