Felicia owns a harvesting machine that she uses to harvest wheat. She operates her harvester on many different farms each year. Her job is best described as a(n)

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

Which of these is a fact about performance enhancing drugs? a. steroids lack addictive properties. b. steroids use can cause dangerous side effects. c. it is safe to use steroids when working out. d. a person can get in legal trouble for using steroids.

L2.4.2 test (cst): fitness and nutritionquestion 15 of 203.pointsidentify the nutrient that kale and other leafy greens contain in significantamounts. o a. fatsob. oilso c. vitamin b12o d. folate