CBNS Exam Study Guide Questions &
Answers 2024/2025
Examples of dietary nutrients that are absorbed directly into the enterohepatic portal blood system
include: - ANSWERSamino acids,medium-chain fatty acids, monosaccharides
The hormone responsible for the decrease in gastrointestinal smooth muscle tone and motility during
pregnancy is: - ANSWERSprogesterone
The ingestion of a meal containing large amounts of saturated fat will result in a transient increase in the
serum concentration of: - ANSWERSchylomicrons
The product of enterokinase reaction is: - ANSWERStrypsin
Most iron is transported in the blood via the plasma carrier: - ANSWERStransferrin
The organs most active in the synthesis of endogenous cholesterol are the liver and the: -
ANSWERSadrenal glands
Lactulose is a carbohydrate that is: - ANSWERSa nonabsorbable laxative
digested dietary protein is absorbed primarily in the: - ANSWERSjejunum
Monosaccharides are transported across the placenta from the maternal circulation to the fetal
circulation by the process of: - ANSWERSfacilitated diffusion
If a bolus containing 600mOsm/L enters the jejunum, the net direction of fluid movement in the
intestinal tract will be: - ANSWERSfrom the circulation to the intestinal lumen
, Excessive production of gas within the intestines may be caused by excessive colonic bacterial
fermentation of unabsorbed: - ANSWERScarbohydrates
A major intracellular antioxidant is the nutrient: - ANSWERSglutathione
A required prerequisite to the digestion of proteins is the HCl-dependent process called: -
ANSWERSdenaturation
The true digestibility of dietary fatty acids is: - ANSWERS>95%
The structures of linoleic acid and gamma-linolenic acid differ in their: - ANSWERSnumbers of double
bonds
An example of a compound that is not considered to be a component of dietary fiber is: -
ANSWERSamylose
Dietary fats and oils primarily are composed of: - ANSWERStriglycerides
A nutrient is considered to be conditionally essential when: - ANSWERSits endogenous production
becomes insufficient to satisfy needs
Vitamin reserves can become depleted because all vitamins are: - ANSWERSessential nutrients
The process of adding a nutrient ot manufactured foods as a public health measure is called: -
ANSWERSforitification
Food additives can be used: - ANSWERSas effective preservatives
Nutrification is the - ANSWERSaddition of a nutrient to a food in order to assure the distribution of that
nutrient to a target population group
Answers 2024/2025
Examples of dietary nutrients that are absorbed directly into the enterohepatic portal blood system
include: - ANSWERSamino acids,medium-chain fatty acids, monosaccharides
The hormone responsible for the decrease in gastrointestinal smooth muscle tone and motility during
pregnancy is: - ANSWERSprogesterone
The ingestion of a meal containing large amounts of saturated fat will result in a transient increase in the
serum concentration of: - ANSWERSchylomicrons
The product of enterokinase reaction is: - ANSWERStrypsin
Most iron is transported in the blood via the plasma carrier: - ANSWERStransferrin
The organs most active in the synthesis of endogenous cholesterol are the liver and the: -
ANSWERSadrenal glands
Lactulose is a carbohydrate that is: - ANSWERSa nonabsorbable laxative
digested dietary protein is absorbed primarily in the: - ANSWERSjejunum
Monosaccharides are transported across the placenta from the maternal circulation to the fetal
circulation by the process of: - ANSWERSfacilitated diffusion
If a bolus containing 600mOsm/L enters the jejunum, the net direction of fluid movement in the
intestinal tract will be: - ANSWERSfrom the circulation to the intestinal lumen
, Excessive production of gas within the intestines may be caused by excessive colonic bacterial
fermentation of unabsorbed: - ANSWERScarbohydrates
A major intracellular antioxidant is the nutrient: - ANSWERSglutathione
A required prerequisite to the digestion of proteins is the HCl-dependent process called: -
ANSWERSdenaturation
The true digestibility of dietary fatty acids is: - ANSWERS>95%
The structures of linoleic acid and gamma-linolenic acid differ in their: - ANSWERSnumbers of double
bonds
An example of a compound that is not considered to be a component of dietary fiber is: -
ANSWERSamylose
Dietary fats and oils primarily are composed of: - ANSWERStriglycerides
A nutrient is considered to be conditionally essential when: - ANSWERSits endogenous production
becomes insufficient to satisfy needs
Vitamin reserves can become depleted because all vitamins are: - ANSWERSessential nutrients
The process of adding a nutrient ot manufactured foods as a public health measure is called: -
ANSWERSforitification
Food additives can be used: - ANSWERSas effective preservatives
Nutrification is the - ANSWERSaddition of a nutrient to a food in order to assure the distribution of that
nutrient to a target population group
