Region of the brain below the cerebrum which regulates rhythmic activity and physiological stability within the body, including water balance and temperature. It regulates the production of the pituitary gland's hormones and controls that part of the nervous system governing the involuntary muscles.
The yellow of the emblem is said to denote Angola's natural wealth. Red is said to stand for the blood spilt by the freedom fighters. Black represents Africa. Effective date: 11 November 1975.