50 Question Deck

Question 1

Hartnup Disease is characterized by what?
* Impaired absorption of tryptophan
* Impaired absorption of tyrosine
* Impaired absorption of niacin
* Impaired absorption of iron

Answer 1

Impaired absorption of tryptophan

Question 2

Under normal conditions, an intact intestinal barrier effectively blocks what?

Answer 2

• Pathogens
• Pro-inflammatory substances
• Antigens

Question 3

What nutrients can help improve the conversion of thyroxine (T4) to triiodothyronine (T3)?

Answer 3

Selenium and zinc

Question 4

Which of the following is NOT a symptom of iron deficiency anemia?
* Brittle nails
* Glossitis
* Angular stomatitis
* Kayser-Fleischer rings

Answer 4

Kayser-Fleischer rings

Question 5

Which of the following is NOT an essential amino acid?
* Lysine
* Threonine
* Valine
* Alanine

Answer 5

Alanine

Question 6

Which of the following is an example of information gathered through a community needs assessment?
* Number of low-birth weight infants
* Incidence of smoking
* All of the above
* Current morbidity and mortality statistics

Answer 6

All of them

Question 7

Which of the following is NOT a symptom of B12 deficiency?
* Corkscrew hair
* Dementia
* Bumpy skin on back of arms
* Pale skin

Answer 7

Corkscrew hair

Question 8

The enzyme 5-deiodinase, responsible for converting thyroxine (T4) to triiodothyronine (T3) wihtin the liver and kidneys, is dependent on which of the following?

Answer 8

Selenium

Question 9

Which of the following contains the highest vitamin C content per serving?
* Kiwis
* Red bell peppers
* Strawberries
* Oranges

Answer 9

Red bell peppers

Question 10

Hematological effects of B12 include all of the following except?
* Megaloblastic macrocytic anemia
* Pancytopenia
* Hypersegmentation of neutrophils
* Spherocytosis

Answer 10

Pancytopenia

Question 11

Which of the following is NOT a beneficial effect of probiotics on intestinal permeability?
* Increasing mucin expression and serotonin
* Strengthening the mucosal barrier
* Decreasing the levels of IgA producing cells within the lamina propria
* Modulating expression of tight junction proteins

Answer 11

Decreasing the levels of IgA producing cells within the lamina propria

Question 12

What increases urinary calcium loss?

Answer 12

• Caffeine
• Sodium
• Protein

Question 13

What category of amino acids must be obtained from the diet because the body cannot make them?

Answer 13

Essential amino acids

Question 14

Which is NOT a risk factor for developing a B12 deficiency?
* Atrophic gastritis
* Pancreatic insufficiency
* Hemochromatosis
* Celiac disease

Answer 14

Hemochromatosis

Question 15

How should individuals taking levothyroxine manage their intake of calcium supplements?

Answer 15

Calcium supplements should be taken 4 hours apart from levothyroxine

Question 16

In phase III of the liver detoxification process, which is NOT a means through which metabolites are excreted through the body?
* Feces
* Urine
* Blood
* Bile

Answer 16

Blood

Question 17

Orlistat can reduce the absorption of which nutrient?
* Folate
* B12
* Magnesium
* Vitamin A

Answer 17

Vitamin A

Question 18

Which is NOT a criterion considered in the GRADE criteria when alaying systematic reviews and meta-analyses?
* Inconsistency
* Indirectness
* Probability
* Bias

Answer 18

Probability

Question 19

What effect does grapefruit juice have on drug metabolism and drug levels?

Answer 19

Inhibits drug metabolism and increases drug levels

Question 20

Penicillamine, used to treat Wilson’s disease, may cause a depletion in what nutrient?

Answer 20

B6

Question 21

Which of the following is true for those with untreated hypertension?

Answer 21

EPA and DHA at 2,000mg/day+ may reduce systolic and diastolic BP

Question 22

Which vitamin serves as a coenzyme for five carboxylases?
* Riboflavin
* Pyridoxine
* Thiamin
* Biotin

Answer 22

Biotin

Question 23

What is the RDA for vitamin D for individuals up to 70 years old?

Answer 23

600 IU (15mcg)

Question 24

Histamine is secreted by mast cells and ____ in the stomach

Answer 24

Enterochromaffin-like cells

Question 25

Primary recommendations fo NAFLD may consider all of the following except? * 3-5% weight loss * Moderate coffee intake * Thiamin * Vitamin E

Answer 25

Thiamin

Question 27

For individuals with pollen-food allergy syndrome, the primary allergic sensitization is to what?

Answer 27

Pollens

Question 28

Kayser-Fleischer rings is a distinct clinical feature of what disease?

Answer 28

Wilson's disease

Question 29

Which of the following impairs the production of erythrocytes and shifts iron stores fom HgB and serum iron to ferritin? * Cytokines * Basophils * Eosinphils * Eicosanoids

Answer 29

Cytokines

Question 30

Individuals with phenylketonuria must avoid foods and drinks containing which of the following? * Aspartame * Caffeine * High fructose corn syrup * Sucrose

Answer 30

Aspartame

Question 31

Which of the following is NOT a potential cause of riboflavin deficiency? * Those who consume excess alcohol * Newborns undergoing phototherapy for hyperbilirubinemia * Those taking high doses of tricyclics * Those taking metformin

Answer 31

Those taking metformin

Question 31

What type of fat is necessary for physiologic functioning and is stored in small amounts in various internal organs?

Answer 31

Essential fat

Question 32

Where does the majority of T3 production take place?

Answer 32

Liver

Question 33

Fasting most likely relieves which type of diarrhea?

Answer 33

Osmotic diarrhea

Question 34

Why do older adults produce less vitamin D3 in their skin compared to younger adults?

Answer 34

They have decreased 7-dehydrocholesterol content