Question

the diagram below shows arrows pointing to different structures of the human brain.
which labeled arrow identifies the medulla oblongata?
a w
b x
c y

Explanation:

The medulla oblongata is part of the brainstem, located at the base of the brain, connecting to the spinal cord. In the diagram, arrow X points to the brainstem region where the medulla oblongata is located. Arrow W is likely the thalamus or another structure, Y is the cerebellum, and Z is the cerebral cortex. So the arrow identifying the medulla oblongata is X.

Answer:

B. X