Sagittal section of Brain Figure 11.15

Medulla oblongata

Part of the brainstem that controls vital life-sustaining functions such as heartbeat, breathing, blood pressure, and digestion.

Cerebrum

Area of the brain responsible for all voluntary activities of the body

Diencephalon

Contains thalamus and hypothalamus

Gyrus

A convoluted ridge between anatomical grooves.

Cerebellum

A large structure of the hindbrain that controls fine motor skills.

Midbrain

A small part of the brain above the pons that integrates sensory information and relays it upward.

Pons

A brain structure that relays information from the cerebellum to the rest of the brain

Fornix

a fiber tract that extends from the hippocampus to the mammillary body

Sulcus

narrow groove

corpus callosum

the large band of neural fibers connecting the two brain hemispheres and carrying messages between them

Meninges

three protective membranes that surround the brain and spinal cord