If the diet is chronically low in fat soluble vitamins, the bioavailability of which vitamins will be impacted most?
Vitamins A, D, E, and K
Which of the following is a disadvantage of using weight measures for the assessment of disease risk?
Limited amount of body composition data
Most people in the U.S. need to ____ their salt intake and _____ their potassium intake to meet recommendations for a healthy diet.
What vitamin deficiency disease appeared in people who had subsisted on a diet high in corn and low in protein?
A poorly planned vegan diet is likely to be deficient in all of the following, except:
What is the process by which heat or acidity disrupts the normal shape of a protein chain?
This enzyme is produced in the stomach. It breaks some of the peptide bonds in polypeptide chains.
A measure of how good a protein in food is at providing the essential amino acids the body needs.
If the diet is lacking an essential amino acid, what will be the course of action?
protein synthesis will by limited
The symptoms of vitamin C deficiency include gums that swell and bleed. Why does this occur?
there is reduced collagen synthesis
Which of the following is a type of neural tube defect?
The amino acid pool is comprised of:
the protein molecules consumed in the diet and from the breakdown of body proteins
What is the main explanation for the difference in basal metabolic rates between males and females of the same body weight?
Males have a higher percentage of lean body mass
in its role as an antioxidant, this vitamin guards cell membranes, body proteins, DNA, and cholesterol and thus helps prevent heart disease, cancer, macular degeneration, and other chronic diseases.
Which of the following food proteins has the best assortment of essential amino acids for the human body?
Bernhard is a football player on your university football team and he is eating high amounts of protein. Considering his high protein intake, how should he adjust his water intake and why?
He needs to increase his daily water intake to help the kidneys excrete the protein waste products.
What is meant by the bioavailability of a vitamin in food?
the amount absorbed and subsequently used by the body
The diffusion of water in a direction that equalizes the concentration of dissolved substances on either side of a membrane best defines which of the following terms?
Which of the following is the primary factor that differentiates one amino acid from another?
The side group
Which of the following is a characteristic of excess body fat that is distributed primarily around the abdomen?
it is associated with increased mortality for both sexes
With a deficiency of this vitamin, even a bruise or small scratch could cause you to bleed to death:
If a dancer and a typist are the same height and have the exact same body build, the dancer will be heavier because she has
more muscle mass