The flexibility required for movement of the RBC through the vessels is largely determined by:
a. the amount of hemoglobin in the cell.
b. the maturity of the RBC.
c. the size of the cell's nucleus.
d. the fatty acid content of the cell's membrane.
d
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Which of the following describes an association between protein intake and kidney function?
a. Low-protein diets increase the risk for kidney stone formation b. Restricting protein intake may slow the progression of kidney disease c. High protein intakes over the long term represent a risk factor for kidney disease d. Liberal protein intakes result in high urea production, which increases the long-term efficiency of the kidneys
In addition to gender and body weight, which factor can influence calorie needs?
A) Exercise B) Eating on a regular schedule C) Height D) Muscle mass E) All of the above
Answer the following questions true (T) or false (F)
1. Fatty foods are usually energy-dense because 1 gram of fat provides more than twice as many calories as one gram of protein or fat. 2. Teaching consumers how to interpret the Nutrition Facts panel on a food label would be helpful to them on their next supermarket visit. 3. Chocolates, chips, and candy are beneficial because they are energy-dense, they are very good bargains, and they are inexpensive.
Antioxidants like vitamins C and E ________ the oxidation process by bonding with the free radicals by preventing oxygen from attacking the double bonds
A) have no effect on B) hinder C) rancidize D) promote