The small intestine is a tubular structure within the abdominal cavity that carries the food in continuation with the stomach up to the colon from where the large intestine carries it to the rectum and out of the body via the anus.The main function of this organ is to aid in digestion.he small intestine is a tubular structure within the abdominal cavity that carries the food in continuation with the stomach up to the colon from where the large intestine carries it to the rectum and out of the body via the anus. The main function of this organ is to aid in digestion.
Report Abuse. 1  It depends on what the blood work is being drawn for. 2  Depending on the tests, he may need to fast for 12 hours before having the blood work done. 3  This depends on the lab work.  i have had a known practitioner say 10 hours and yet another known practitioner say 12 hours.
Stockbyte/Stockbyte/Getty Images. Blood Test. You can get a blood test 7 days after you ovulate, which is usually a week before your period. Blood tests can take longer to process than other methods of pregnancy tests, but a blood test can detect pregnancy earlier and is 99% accurate.You'll get your results back within 1 to 3 days, depending on how busy the lab is.here are two types of blood tests. One type measures exactly how much hCG is in your blood stream to determine how far along you are in your pregnancy. The other type gives a straight yes or no answer if you're pregnant or not. Both methods take the same amount of time to process.