What is self-cleansing?

What does CT scan stand for? What is Serum analysis? Which is the correct order of the large intestine segments? If you have a lot of dischare will you start your period? What is congestion? Which two genera have members that can evade the human immune system by frequently changing their surface proteins? What is brescularous syndrome? Can viruses cause foodborne illness? Is having a scorpion shaped birthmark good or bad? What are some examples of fracture aftercare? Why does the spine curve during pregnancy? Can you get negative urine pregnancy test results when you are pregnant? Are stitches normal during a LEEP? How was blood sugar tested before meters? Widely patent neural foramena at lumber and thoracic levels? What is earth considered a closed system? Did Archimedes commit suicide? Can you drink sugarcane juice if you have jaundice? How do you conserve a gold? What causes oxygen level in blood to drop when walking?