Specializes in Psychiatry
It is likely: Old, deoxygenated blood.
Answered 4/14/2015
4.9k views
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question