Arteriole: A small branch of an artery that leads to a capillary. The oxygenated hemoglobin (oxyhemoglobin) makes the blood in arterioles (and arteries) look bright red.rteriole: A small branch of an artery that leads to a capillary. The oxygenated hemoglobin (oxyhemoglobin) makes the blood in arterioles (and arteries) look bright red.
Men drive 16,550 miles per year, but women only drive 10,142 miles per year.Also, the FHWA suggests that age is also a factor in miles driven. Women who are older than the age of 65 drive fewer miles than any other age group; they average a mere 4,785 miles each year.
Total vehicle miles driven by teen drivers have plummeted, not only because a smaller share of them are driving but also because miles per young driver have also declined. In 1990, each driver aged 16 to 19 drove an average of 8,485 miles per year.