Cortana may refer to: 1  Cortana (software), Microsoft personal assistant software. 2  Cortana (Halo), a fictional artificial intelligence character. 3  Cortana (gastropod), a gastropod genus.  Cortana, or Curtana, a ceremonial sword used in the coronation of British 1  monarchs. Cortana Mall, Baton Rouge, Louisiana,  USA.
The length of time that nicotine stays in the body and cotinine can be a reliable indicator of nicotine use depends on the amount of tobacco smoked, the number of years smoking tobacco, and the type of nicotine test performed. It can be as short as 2 days, or as long as 3 months.
Nicotine is usually detectable in a blood test for 1-3 days after the consumption of a tobacco product.* However, the length of time that nicotine stays in your system may vary based on how much or how often you smoke, and may also be affected by your age and general health.f this is the case, it can take 1-10 days. If youâre wondering how long nicotine stays in your blood, you may also be interested in how long it stays in your urine or saliva since these tests are also used to detect nicotine in the body.