30 Questions
Which of the following is NOT a main nutrient?
Water
Which nutrient is the primary source of energy and is important in fat storage and metabolism?
Carbohydrates
Which monosaccharide is the most efficient energy source for the body and is the main fuel for the brain?
Glucose
Which disaccharide is hydrolyzed into glucose and fructose?
Sucrose
Which lipoprotein carries cholesterol from the liver to the rest of the body?
LDL
Which lipoprotein transfers cholesterol back to the liver from the bloodstream?
HDL
Which type of fat is formed when hydrogen is added to vegetable oil during processing?
Trans fatty acids
Which type of vitamins can build up to toxic levels in the body?
Fat soluble vitamins
Which of the following is true about essential amino acids?
They must be obtained from the diet
Which of the following is a function of lipids?
All of the above
Which type of fatty acid increases serum cholesterol and LDL levels?
Saturated fatty acids
Where is cholesterol synthesized in the body?
In the liver
Which vitamin is responsible for the synthesis of RNA and DNA?
Vitamin B9
Which mineral is the most abundant in the body and is responsible for muscle contraction and relaxation, nerve transmission, and blood clotting?
Calcium
Which mineral is the second most abundant in the body and is involved in the formation of bones and teeth, acid-base balance, and energy metabolism?
Phosphorus
Which vitamin is responsible for RBC formation, neurologic function, and DNA synthesis?
Vitamin B12
Which of the following is a water-soluble vitamin that acts as a coenzyme and is required for carbohydrates, fats, and protein metabolism?
Vitamin B2
Which vitamin is important for the production of collagen, wound healing, and iron absorption?
Vitamin C
Which vitamin deficiency can cause symptoms such as diarrhea, fatigue, depression, and delayed wound healing?
Vitamin C
Which vitamin is sensitive to light and can cause angular cheilitis, glossitis, and dermatitis when deficient?
Vitamin B2
Which of the following is a function of potassium in the body?
Metabolizes carbohydrates and proteins
Which food source is NOT a good source of iron?
Milk
What is a symptom of hyperkalemia?
Impaired renal excretion
What is a symptom of hypokalemia?
Muscle weakness in legs
Which of the following is NOT a function of iron in the body?
Removes lipids from blood
What is a symptom of iron deficiency anemia?
Pallor of the lips and oral mucosa
Which of the following is true about starch?
Starch is a complex carbohydrate found in rice, wheat, and legumes.
Which of the following is true about glycogen?
Glycogen is an energy storage in animals and is stored in muscles and liver.
What is the main function of dietary fibers?
Dietary fibers aid in peristalsis and the elimination of water.
What is the main function of sugar alcohols?
Sugar alcohols help raise pH in the oral cavity and reduce the number of cariogenic bacteria.
Test your knowledge on vitamin B7 (biotin) and B9 (folic acid/folate) deficiencies with this quiz. Learn about the symptoms, sources, and importance of these essential vitamins.
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