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.
Some specific areas of the brain have been identified as becoming hyperactive during a panic attack: the amygdala (fear centre of the brain), and parts of the midbrain (responsible for our pain experience).