________ Alopecia is baldness or loss of hair

Complex carbohydrates should provide ________ percent of daily calorie requirements

a. 40 to 50 b. 50 to 60 c. 60 to 70 d. 70 to 80

A common billing system that bills each patient only once a month but spreads the work of billing over the entire month, sending statements to groups of patients every few days, is called ________ billing. 

Fill in the blank(s) with the appropriate word(s).