Question

QUESTION 16

1.      One factor that has contributed to the survival of centenarian is:

	a.	The lack of stressful events in their lives
	b.	The years of marriage
	c.	Their socioeconomic status
	d.	Their ability to cope effectively with stress

2.50000 points   

QUESTION 17

1.      According to evolutionary theory, which of the following is the reason Alzheimer disease not been eliminated by evolution?

	a.	It appears only in adolescence or early adulthood.
	b.	It is caused by improper diet and inadequate physical activity.
	c.	It does not appear until late middle adulthood or late adulthood.
	d.	It is a genetic disorder.

Answer 1

1. Their socioeconomic status as studies have shown that improved living standards, technology use like mobile and telephone use and expenditure rise on health are main factors responsible for survival of the centenarian. All these are a part of socioeconokic status and hence the socioeconomic status is responsible for their survival

2. It does not appear until late middle adulthood or late adulthood. Even the early onset of the disease is at 40 years and at this time there is little or no scope of evolution it becomes difficult to evolve at this age hence evolution cannot eliminate it