Brain Stem

The brain stem contains how many regions?

3 - midbrain, pons, medulla oblongata,

Brain stem functions

automatic behaviors necessary for survival

Associated with 10 of the 12 pairs of cranial nerves

Midbrain location

diencephalon and pons

Midbrain is associated

vision, hearing, and motor control

Corpora Quadrigemina

paired dorsal protrusions

Superior colliculi

visual reflex centers

Inferior colliculi

auditory relay centers

Substantia nigra functions

control of movement (and linked to basal nuclei)

Pons location

between midbrain and medulla oblongata

Pons function

reticular formation and maintenance of normal breathing rhythm

Medulla Oblongata is a

autonomic reflex center

Functional centers of medulla are

Cardiovascular centers, respiratory centers