Answered by The Community. Making the world better, one answer at a time. Auricles are the two upper chambers of the heart divided into right auricle and left auricle.Right auricle always contains deoxygenetated blood (blood mixed with carbon dioxide) and left one has the oxygenetated blood.he two types of the blood do not get mixed up as the two auricles are separated from one another by an interauricular septum.
False negative results (test is negative, but you are actually pregnant) usually occur if the blood pregnancy test was performed too early (a rule of thumb is that it takes at least 7 days after conception for the test to show a positive result).
How long do results of urine pregnancy test take with the doctor? Getting a result from your doctor can be anything from 8 hours to 1 week but ususally you should have your results in about two days Ask your doctor if the test is done at the â¦ ir facility or sent out to a reference laboratory.ow long do results of urine pregnancy test take with the doctor? Getting a result from your doctor can be anything from 8 hours to 1 week but ususally you should have your results in about two days Ask your doctor if the test is done at the â¦ ir facility or sent out to a reference laboratory.