Even though oils are not a food group they are still part of the usda recommendation because they
1.) contain the same nutritional value as proteins
2.) contain the same nutritional value as grains
3.) provide essential nutrients
4.) are healthy as saturated and unsaturated fats

The amount of oxygen that is actually used by the body during the rest or a hand workout is determined by the heart rate, the stroke volume, and the amount of a. blood circulating in the vascular system b. oxygen removed from the vascular system c. oxygen provided to the vascular system d. blood that individual has in the body e. hemoglobin in the red blood cells