Narcotic injections are used primarily in emergency rooms and medical offices. There are two main scenarios in which they are generally administered: When Migraine attack is not relieved by a Migraineur's usual medications and the pain and other symptoms are severe.
No, Mars is about one half of the size of Earth. Below is a comparison chart so the you can get an idea of how much smaller Mars is than Earth. Mars Compared to Earth.
1 B. Mars has a greater bulk density than the earth and Venus. 2  C. The earth has a greater bulk density than Venus and Mars.  D. Mars and Venus have similar bulk densities.