BIO 2301 Digestive quiz from book
Which of the following would be experiencing negative nitrogen balance?
a. Growing child
b. Pregnant women
c. Individual who has been fasting for several days
d. All of the above - ANSWERSc. Individual who has been fasting for several days
Which of the following would be a complete protein?
a. Beans
b. Peanuts
c. Rice
d. Chicken - ANSWERSd. Chicken
Th major energy source for the body is:
a. Protein
b. Calcium
c. Carbohydrates
d. Cellulose - ANSWERSc. Carbohydrates
Proteins are polymers made up of monomers known as:
a. Glucose
b. Monosaccharides
c. Monoglycerides
d. Amino acids - ANSWERSd. Amino acids
Amino acids we CANNOT produce and which must be provided in the diet are known as:
a. Nonessential
,b. Essential
c. Cellulose - ANSWERSb. Essential
Brain cells prefer to use glucose for energy. However, they can also use fat for energy. Which is produced from
lipids and used by the brain for energy?
a. Amino acids
b. Glucose
c. Ketones
d. Fat soluble vitamins - ANSWERSc. Ketones
Trans fats are found in such foods as avocados and are very healthy sources of fat.
a. True
b. False - ANSWERSb. False
Hunger Center (lateral hypothalamus)
a. Increases desire to eat
b. Decreases desire to eat - ANSWERSa. Increases desire to eat
Satiety Center (ventromedial hypothalamus)
a. Increases desire to eat
b. Decreases desire to eat - ANSWERSb. Decreases desire to eat
Select all of the factors below which act to increase hunger:
a. Leptin
b. Ghrelin
c. Neuropeptide Y
d. Insulin
e. High plasma amino acid levels
f. Low plasma glucose levels
g. Orexins
, h. Agouti Related Peptide - ANSWERSb. Ghrelin
c. Neuropeptide Y
f. Low plasma glucose levels
g. Orexins
h. Agouti Related Peptide
This factor is produced by the stomach, and acts to increase gastric secretion and motility, as well as increase
food intake:
a. Leptin
b. Agouti Related Peptide
c. Ghrelin
d. Insulin - ANSWERSc. Ghrelin
An antagonist of which of the following would decrease food intake, and therefore serve as a potential diet
drug:
a. Leptin
b. Neuropeptide Y
c. Insulin
d. All of the above - ANSWERSb. Neuropeptide Y
Endocannabinoids, as well as THC, the active ingredient in marijuana, may share some of the orexin
machanisms of action and pathways. As a result, these may result in:
a. Decreased food intake
b. Increased food intake - ANSWERSb. Increased food intake
Which of the following is a precursor to steroid hormones (like aldosterone, testosterone or estrogen)?
a. Vitamin B
b. Ketones
c. Cholesterol
d. Bile salts - ANSWERSc. Cholesterol
Which of the following would be experiencing negative nitrogen balance?
a. Growing child
b. Pregnant women
c. Individual who has been fasting for several days
d. All of the above - ANSWERSc. Individual who has been fasting for several days
Which of the following would be a complete protein?
a. Beans
b. Peanuts
c. Rice
d. Chicken - ANSWERSd. Chicken
Th major energy source for the body is:
a. Protein
b. Calcium
c. Carbohydrates
d. Cellulose - ANSWERSc. Carbohydrates
Proteins are polymers made up of monomers known as:
a. Glucose
b. Monosaccharides
c. Monoglycerides
d. Amino acids - ANSWERSd. Amino acids
Amino acids we CANNOT produce and which must be provided in the diet are known as:
a. Nonessential
,b. Essential
c. Cellulose - ANSWERSb. Essential
Brain cells prefer to use glucose for energy. However, they can also use fat for energy. Which is produced from
lipids and used by the brain for energy?
a. Amino acids
b. Glucose
c. Ketones
d. Fat soluble vitamins - ANSWERSc. Ketones
Trans fats are found in such foods as avocados and are very healthy sources of fat.
a. True
b. False - ANSWERSb. False
Hunger Center (lateral hypothalamus)
a. Increases desire to eat
b. Decreases desire to eat - ANSWERSa. Increases desire to eat
Satiety Center (ventromedial hypothalamus)
a. Increases desire to eat
b. Decreases desire to eat - ANSWERSb. Decreases desire to eat
Select all of the factors below which act to increase hunger:
a. Leptin
b. Ghrelin
c. Neuropeptide Y
d. Insulin
e. High plasma amino acid levels
f. Low plasma glucose levels
g. Orexins
, h. Agouti Related Peptide - ANSWERSb. Ghrelin
c. Neuropeptide Y
f. Low plasma glucose levels
g. Orexins
h. Agouti Related Peptide
This factor is produced by the stomach, and acts to increase gastric secretion and motility, as well as increase
food intake:
a. Leptin
b. Agouti Related Peptide
c. Ghrelin
d. Insulin - ANSWERSc. Ghrelin
An antagonist of which of the following would decrease food intake, and therefore serve as a potential diet
drug:
a. Leptin
b. Neuropeptide Y
c. Insulin
d. All of the above - ANSWERSb. Neuropeptide Y
Endocannabinoids, as well as THC, the active ingredient in marijuana, may share some of the orexin
machanisms of action and pathways. As a result, these may result in:
a. Decreased food intake
b. Increased food intake - ANSWERSb. Increased food intake
Which of the following is a precursor to steroid hormones (like aldosterone, testosterone or estrogen)?
a. Vitamin B
b. Ketones
c. Cholesterol
d. Bile salts - ANSWERSc. Cholesterol
