Diagnosis of vitamin K deficiency may be based on tests for vitamin K-dependent clotting factors (e.g., prothrombin time, which is sensitive to the levels of factors II, VII, and X) or on a therapeutic trial of phytonadione.c.
Deoxygenated blood is blood which doesn't contain oxygen and this deoxygenated blood is usually sent to the lungs to be oxygenated and then this blood is distributed to all parts of the body.maya_123 Â· 5 years ago.lood also picks up CO2 to take it to the lungs for exhalation. Deoxygenated blood is carried in the veins to the heart, where it is pumped into the lungs to get more oxygen and release the CO2. Source(s): http://users.rcn.com/jkimball.ma.ultrane...
The deoxygenated blood is flowing AWAY from the baby's heart to the placenta where, among other things, gases exchange like the lung. The oxygenated blood RETURNS to the baby's heart in the vein. This situation is the same basic concept in a person's heart-lungs-heart structure.he best thing to always remember is that Arteries take blood Away from the heart and Veins always return blood to the heart-Arteries Away-Veins Return. The type of vessel does not always indicate the level of oxygenation in the blood.