Depression may be challenging to assess in a patient with dementia. In patients with AD, the presence of depression may range from 6% to 30%, depending on the diagnostic criteria employed (Cummings et al., 1995). The prevalence and course of depression in dementia are controversial, due to several confounding factors.
Astronauts use space shuttles(trasport people and equipment), Space probes (robotic exploration, Spacecrafts (trasport crew, equipment, and other technologies).
The very fact that we are all able to communicate through the internet is down to many technologies that have been developed because of the space age. The computers that originally put man on the moon had nowhere near the capabilities of the ones that we are now using.ll sorts of technologies used in many parts of society, arose out of the space race. Of course, there is also the amount that we have learned through space exploration about Earth and all that surrounds us, which can be deemed as its primary purpose.