There is a possible evolutionary role, with an aspherical femoral head affording upright humans better stability. We set out to identify the antiquity of the cam deformity to better understand the comparative roles of modern behavior and evolution in its development.
To figure out if you are âcleanâ for a drug test and how to get weed out of your system, you need to be able to determine the following: 1  The amount of THC and its metabolites in your system. 2  The type of test youâll be required to take. 3  The testing levels for your drug screen.
Best Answer: The active ingredient in marijuana -- Tetrahydrocannabinol or delta-9-THC or simply THC -- enters the body's bloodstream rapidly after smoking marijuana. If marijuana is ingested, rather than smoked, it takes longer to be absorbed into the blood, usually from 20 minutes to an hour and a half.HC can stay in a person's body for as long as 3 to 90 days after smoking or being ingested orally. If you are slim individual who smoke pot twice a month, naturally, you will be clean faster than overweight and heavy user.