The opposite can be true; i.e., people with large muscle mass sometimes have elevated CK levels in the absence of any pathology. This particular enzyme falls into a category where an individual's own normal is more relevant than the normal range given for a population.
1 If the demand increases, and the supply remains the same, there will be a shortage. 2  This will mean the price will increase. 3  If the demand decreases, and the supply remains the same, there will be a surplus. 4  This will mean the price will go down.
As the price decreases, the number of individuals electing to buy increases, so the market demand curve slopes down. In general, both mechanisms come into play. 1  As price decreases, some households decide to enter the market; that is, these households buy some positive quantity other than zero.