A good rule of thumb to remember is that arteries always take oxygen rich blood away from the heart to the rest of the body and veins carry oxygen poor blood back to the heart. The only two circumstances this is not the case is the Umbilical and pulmonary vasculature. Pulmonary Arteries take oxygen poor blood away from the heart to the lungs to be oxygenated and this oxygenated blood returns to the heart via pulmonary veins.
Answer:
at least 3 days so the answer is 3, trust me :)
Explanation:
Is this a true or false? If it is then this is true.
Answer:
age 25
Explanation:
Brain Maturity Extends Well Beyond Teen Years : NPR. Brain Maturity Extends Well Beyond Teen Years Under most laws, young people are recognized as adults at age 18. But emerging science about brain development suggests that most people don't reach full maturity until the age 25.
No it’s not. It is a problem in most of the first world and in a majority of the second world.
