00:02
In this question we have to state where the following systems derived from and what are the effects of aging on that system.
00:11
So we'll form a table here.
00:16
Name of system derived from and effects of aging.
00:44
The first system is the integumentary.
00:53
It is derived from the ectoderm.
00:59
The collagen content decreases.
01:16
Moisture holding capacity decreases.
01:42
Leads to sagging and wrinkles.
02:04
The next system is cardiovascular derived from the mesoderm.
02:24
Heart walls and muscles become weak.
02:55
Required to pump blood through the system since vessels are not flexible.
03:41
The third system is immune system derived from endoderm and extra embryonic mesoderm.
04:10
T cells fail to recognize and degence, not enough cytokines are produced, leads to recurrent colds and cuff accumulation of phlegm.
05:21
The next is digestive system derived from the endoderm...