Answer:
Humans cannot digest cellulose, but it is important in the diet as fibre. Fibre assists your digestive system – keeping food moving through the gut and pushing waste out of the body.
Explanation:
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<span>Platelet is a term that is not used to refer to white blood cells. Platelets are the smallest of all blood cells, and make up a very small fraction of blood volume. The function of platelets is to prevent bleeding, whereas the function of white blood cells is to fight off infection and increase immunity to disease.</span>
Answer:
We can optimize our physical health by good physical fitness, diseases free adequate sleep and healthy diet.
Answer:
76%
Explanation:
There are three different types of macronutrients that provide calories (i.e., energy) to sustain life: fats, proteins and carbohydrates. All fats contain 9 calories per gram, whereas carbohydrates and proteins each contain 4 calories per gram. In this case, 11 grams of fats are equal to 99 calories, and therefore >>
130 calories ___ 100% calories
99 calories_____ X = (99 x 100) / 130 = 76.15% calories
An advantage of using sports drinks for fluid replacement during exercise is that:
c. they have a pleasant taste which encourages consumption.
Explanation:
- If you are doing moderate exercise in a very hot environment, you may also lose electrolytes that can't be replaced by drinking water alone.
- Sports drinks can help replenish electrolytes lost during exercise, and because they contain sugar, they can also give you a boost of energy to help you get through a workout
- The best bet for rehydration is to consume a low-cal beverage that contains electrolytes such as sodium and potassium.
- Good choices include sports drinks (go low-cal if your workout), try coconut water, or water with a slice of fruit. The refreshing hint of flavor may drive you to drink more
- During exercise, the main way the body maintains optimal body temperature is by sweating. Heat is removed from the body when beads of sweat on the skin evaporate, resulting in a loss of body fluid.
