The best surface to run on is one that's              a.  uneven so that the tendons and ligaments in the ankles and knees are strengthened.    b.  smooth and soft so that it can cushion the stresses of running.      c.  hilly so that you can improve your cardiovascular endurance.    d.  as hard as possible so that it adds more stability to your foot.

Which of the following requires the action of a first class lever in the body

From the list below, choose all the correct statements about the functions of fat. select all that apply. select all that apply. fat provides flavor and texture to food (think ice cream) and also leaves you satisfied for longer after a meal. fat in the diet allows for the transport of vitamins a, c, and e because they are fat-soluble. lipids are an essential component of cell membranes, act as insulation under the skin, and protect organs from injury. the body can rely on carbohydrate stores during periods of low energy intake. fat is a good source of energy providing 4 kcal/g.

If a doctor needs using a medical imaging machine, a might be called to assist the doctor.