1) Find a copy of the paper listed below and answer the following related questions.

Keatch, C., Lambert, E., Kameneva, T. and Woods, W., 2023. Functional Connectivity Analysis of Transcutaneous Vagus Nerve Stimulation (tVNS) using Magnetoencephalography (MEG). IEEE Transactions on Neural Systems and Rehabilitation Engineering, vol. 31, pp.3630 - 3640.

a)Provide a description of the vagus nerve

b)What is the normal challenge associated with simultaneous imaging and tVNS stimulation as discussed in the paper?

c)MRI was also used in the study, why was this?

d)Was brain functional connectivity altered in more regions for 24 Hz stimulation or 1 Hz stimulation?

2) Magnetoencephalography Lab at MIT

Refer following video to answer the question: https://www.youtube.com/watch?v=L3PJPbblWyg

a)What process is taking place in the video between ~29 - 46 sec?

b)What is the name of the lab, institution, university and location (address) of where the work shown was performed?