When you have reached this point, you should contact the Department of Physiology. The Graduate Office will help you in the scheduling and location of the Final Oral Examination of the School of Graduate Studies.
Finishing up can take several months longer than expected. Contributing factors include unfounded optimism, failure to discuss your work and its logical basis sufficiently with others, the realization that those unimportant omitted control experiments are actually essential, your busy supervisor finding the rough draft too rough for easy corrections, and other inevitable delays.