Question

7 of 10 the diencephalon is composed of two structures: the hypothalamus and the what?

Explanation:

In the study of the brain's anatomy (within the field of Biology, a subfield of Natural Science), the diencephalon is known to be composed of the hypothalamus and the thalamus. The thalamus is a key structure in the diencephalon that relays sensory and motor signals to the cerebral cortex.

Answer:

thalamus