Risk of Excess Vitamin A Intake Quiz
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Questions and Answers

What population groups are most at risk for iron deficiency?

  • Elderly individuals
  • Pregnant women (correct)
  • Infants
  • Adolescents

What is a health consequence of iron deficiency?

  • Heat stroke
  • Obesity (correct)
  • Childbirth
  • Psychological stress

What hematological biomarkers are used to assess iron status?

  • Erythrocyte sedimentation rate
  • Platelet count
  • Hemoglobin level (correct)
  • White blood cell count

What change did the national prevalence of dietary iron deficiency experience between 2015 and 2019?

<p>-5.7% decrease (D)</p> Signup and view all the answers

Which of the following acute phase proteins does not uniformly increase in all individuals with the same illness?

<p>Strenuous exercise (D)</p> Signup and view all the answers

What is the best index of vitamin A nutriture according to the text?

<p>Serum retinol concentrations (A)</p> Signup and view all the answers

Which group is at risk of excess vitamin A intake based on the text?

<p>Regular consumers of liver (A)</p> Signup and view all the answers

What is the main source of preformed vitamin A according to the text?

<p>Fish liver oils (C)</p> Signup and view all the answers

Which test is used to measure liver store of vitamin A in the population according to the text?

<p>Isotopic tests (B)</p> Signup and view all the answers

What is the conventional definition of Vitamin A Deficiency (VAD) according to the text?

<p>Serum retinol below 20µg/dL (D)</p> Signup and view all the answers

Which factor contributes to secondary vitamin A deficiency based on the text?

<p>Liver disease (A)</p> Signup and view all the answers

What is the purpose of ultrasonography in measuring thyroid size?

<p>To determine the grade of goiter (A)</p> Signup and view all the answers

At what age range is neck palpation suitable according to the text?

<p>6-12 years (A)</p> Signup and view all the answers

What is the range that defines a moderate prevalence of goiter in school-age children?

<p>20.0 - 29.9% (A)</p> Signup and view all the answers

Why is neck palpation not recommended for infants and younger children?

<p>It may cause discomfort to infants and younger children (B)</p> Signup and view all the answers

What is a common risk factor for inadequate dietary iron intake leading to anemia?

<p>Consuming plant-based diets high in antinutrients (C)</p> Signup and view all the answers

What indicates a severe prevalence of IDD?

<p>&gt; 5% in school-aged children (C)</p> Signup and view all the answers

Which population group is identified as being at risk for iron deficiency due to poor absorption of iron?

<p>Toddlers (D)</p> Signup and view all the answers

How does ultrasound measure thyroid size?

<p>By employing sound frequencies (C)</p> Signup and view all the answers

What physiological condition can impair the mobilization of iron from liver stores due to vitamin A deficiency?

<p>Anorexia (C)</p> Signup and view all the answers

What is a common risk factor for iron deficiency in infants?

<p>Exclusive breastfeeding after six months (D)</p> Signup and view all the answers

Which group is NOT listed as a population at risk for iron deficiency?

<p>Obese individuals (A)</p> Signup and view all the answers

What is a common cause of inflammation that can exacerbate iron deficiency?

<p>Malaria infection (C)</p> Signup and view all the answers

What micronutrient deficiency can lead to a reduction in thyroid peroxidase?

<p>Iron deficiency (C)</p> Signup and view all the answers

Which region is NOT listed as having low soil iodine content?

<p>Mid West USA (A)</p> Signup and view all the answers

What is the primary function of thyroglobulin in the body?

<p>Thyroid hormone synthesis (A)</p> Signup and view all the answers

Which food source is NOT considered a good source of iodine?

<p>Freshwater fish (B)</p> Signup and view all the answers

Which method for measuring thyroid size has been noted to have high inter-examiner error for mild goiter?

<p>Neck palpation (A)</p> Signup and view all the answers

What is the primary effect of iodine deficiency on the thyroid gland?

<p>Decreased hormone production (D)</p> Signup and view all the answers

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