medulla

For example, when the medulla is active, it initiates breathing.

The innermost, or core layer, is the medulla.

The library nearly resembles the shape of a brain, with the entrance being the medulla oblongata and the robust flooring as the cerebellum.

MTC arises from the medulla inside the thyroid gland, which contains C cells.

Another part of the brain, the medulla oblongata, gets in touch with the heart, which increases its rate and the amount of blood pumped per beat.