"The answer is 77 years."
Blood is blue before it reaches oxygen. this is why your veins are blue
Answer:
9=spinal cord
10=cerebellum
2=cortex
8=brain stem
1=frontal lobe
3= occipital lobe
5=basal ganglia
thats all i know hope it helps
Explanation:
The answer would be false
1) capillaries
2) pulmonary artery
3)arteries have more elastin in tissue than veins and capillaries