For some, payment ends with the death of the annuitant, but others provide for payment to a spouse or other beneficiary for years afterward. The fixed-period, or period-certain, annuity guarantees payments to the annuitant for a predetermined length of time.
Medulla Oblongota. 1  The part of the brain that regulates basic functions like heart rate, blood pressure, breathing, coughing, sneezing. 2  The part of the brain where the optic nerves cross., the point at which the optic nerves from the inside half of each eye cross over and then project to the opposite half of the brain.
The midbrain is the smallest region of the brain that acts as a sort of relay station for auditory and visual information. The midbrain controls many important functions such as the visual and auditory systems as well as eye movement. Portions of the midbrain called the red nucleus and the substantia nigra are involved in the control of body movement. The darkly pigmented substantia nigra contains a large number of dopamine-producing neurons are located. The degeneration of neurons in the substantia nigra is associated with Parkinsonâs disease.