Question

Define Medulla oblongata.

Answer 1

Medulla oblongata:

1. The medulla oblongata is the lowest part of the brainstem that connects the brain and the spinal cord.
2. Located at the base of the skull and conical in shape, it is formed with outer white matter and inner grey matter.
3. The roof of the medulla oblongata contains the choroid plexus where cerebrospinal fluid is formed.
4. Functions:

1. Centre of cardiac, vasomotor, and respiratory activities.
2. Coordinates reflexes like coughing, sneezing, vomiting, etc.