This definition can be contrasted with that proposed by life-span developmental psychologists: Development is a life-long process beginning at conception and ending at death (Honzik, 1984, p. 309). Development is thus extended to include the whole of life.
A cockroache can live up to 10 days without its head. In fact it doesn't die of suffication but of dehydration.  a cockroach can live up to a week without it's head because â¦it's brain is in its body. 1 person found this useful.
The Death's Head cockroach can live for one week without its head. This species of cockroach has six brains throughout its body, therefore, it can still fully function after its head is removed. However, without a mouth, it can not gain the food and water it needs for a long and healthy life, and will eventually dehydrate and starve to death. ----------- How A Human Uses Its Head (1) A human breathes through the mouth or nose and the breathing rhythm is controlled in the brain.