Risk of Excess Vitamin A Intake Quiz

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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?

-5.7% decrease Signup and view all the answers

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

Strenuous exercise Signup and view all the answers

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

Serum retinol concentrations Signup and view all the answers

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

Regular consumers of liver Signup and view all the answers

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

Fish liver oils Signup and view all the answers

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

Isotopic tests Signup and view all the answers

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

Serum retinol below 20µg/dL Signup and view all the answers

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

Liver disease Signup and view all the answers

What is the purpose of ultrasonography in measuring thyroid size?

To determine the grade of goiter Signup and view all the answers

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

6-12 years Signup and view all the answers

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

20.0 - 29.9% Signup and view all the answers

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

It may cause discomfort to infants and younger children Signup and view all the answers

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

Consuming plant-based diets high in antinutrients Signup and view all the answers

What indicates a severe prevalence of IDD?

> 5% in school-aged children Signup and view all the answers

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

Toddlers Signup and view all the answers

How does ultrasound measure thyroid size?

By employing sound frequencies Signup and view all the answers

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

Anorexia Signup and view all the answers

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

Exclusive breastfeeding after six months Signup and view all the answers

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

Obese individuals Signup and view all the answers

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

Malaria infection Signup and view all the answers

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

Iron deficiency Signup and view all the answers

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

Mid West USA Signup and view all the answers

What is the primary function of thyroglobulin in the body?

Thyroid hormone synthesis Signup and view all the answers

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

Freshwater fish Signup and view all the answers

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

Neck palpation Signup and view all the answers

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

Decreased hormone production Signup and view all the answers