Thyroid Clinical Presentation and Pharmacotherapy Quiz
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Questions and Answers

What is the primary role of Thyrotropin-releasing hormone (TRH)?

  • Stimulation of TSH release (correct)
  • Promotion of hyperthyroidism
  • Induction of hypothyroidism
  • Inhibition of thyroid hormone synthesis

    • Which enzyme is associated with muscle weakness and fatigue in hypothyroidism?

  • Decarboxylase
  • Creatine phosphokinase (CPK) (correct)
  • Dehydrogenase
  • Demethylase

    • What is the ratio of T4 to T3 in liotrix?

  • 1:2
  • 2:1
  • 4:1 (correct)
  • 1:4

    • Which drug is commonly used in the 2nd and 3rd trimesters of pregnancy for hyperthyroidism?

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

    Which of the following hormones is necessary for normal thyroid hormone secretion?

    <p>Thyrotropin-releasing hormone (TRH) (C)</p> Signup and view all the answers

    What is the primary adverse effect of Amiodarone in relation to thyroid function?

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

    What is the primary cause of hypothyroidism?

    <p>Anterior pituitary gland dysfunction (D)</p> Signup and view all the answers

    Which symptom is NOT associated with hyperthyroidism?

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

    Which of the following symptoms is associated with hypothyroidism?

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

    What is the primary intervention to decrease thyroid hormone production in hyperthyroidism?

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

    What are the indicators of hypothyroidism that are commonly measured?

    <p>TSH and T4 (B)</p> Signup and view all the answers

    What is the difference between Graves Disease and Hashimoto’s thyroiditis?

    <p>Graves Disease is an overactivity of the thyroid gland, while Hashimoto’s thyroiditis involves the immune system attacking the thyroid gland (C)</p> Signup and view all the answers

    What is the primary hormone produced by the anterior pituitary gland that is necessary for thyroid hormone secretion?

    <p>Thyroid stimulating hormone (TSH) (D)</p> Signup and view all the answers

    How does agranulocytosis relate to neutropenia?

    <p>Agranulocytosis is a type of neutropenia (C)</p> Signup and view all the answers

    Which enzyme facilitates the conversion of T4 to T3?

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

    Which drug is commonly used as a deiodinase inhibitor and is associated with adverse effects such as agranulocytosis?

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

    What is the most common cause of hypothyroidism?

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

    What are the symptoms associated with hyperthyroidism?

    <p>Heat intolerance, tremor, palpitations, anxiety (B)</p> Signup and view all the answers

    What is a characteristic symptom of hypothyroidism?

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

    What is the primary role of beta-blocker therapy in hyperthyroidism management?

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

    Which gland produces Thyrotropin-releasing hormone (TRH)?

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

    What is the effect of hypothyroidism on weight?

    <p>Weight gain (B)</p> Signup and view all the answers

    What is a potential physical manifestation of hypothyroidism?

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

    What is the primary hormone produced by the thyroid gland?

    <p>Thyroxine (T4) (A)</p> Signup and view all the answers

    Which enzyme is associated with muscle weakness and fatigue in hypothyroidism?

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

    What is the primary role of Thyrotropin-releasing hormone (TRH)?

    <p>Stimulation of TSH release (C)</p> Signup and view all the answers

    How does agranulocytosis relate to neutropenia?

    <p>Agranulocytosis is a severe form of neutropenia (C)</p> Signup and view all the answers

    What is the ratio of T4 to T3 in liotrix?

    <p>4:1 (B)</p> Signup and view all the answers

    What are the indicators of hyperthyroidism that are commonly measured?

    <p>T3, T4, and TSH (D)</p> Signup and view all the answers

    What is the primary intervention to decrease thyroid hormone production in hyperthyroidism?

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

    What is the primary hormone produced by the anterior pituitary gland that is necessary for thyroid hormone secretion?

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

    Which drug is commonly used in the 2nd and 3rd trimesters of pregnancy for hyperthyroidism?

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

    What is the primary adverse effect of Amiodarone in relation to thyroid function?

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

    Which of the following symptoms is associated with hypothyroidism?

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

    What is the effect of hypothyroidism on weight?

    <p>Weight gain (A)</p> Signup and view all the answers

    What is a potential physical manifestation of hypothyroidism?

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

    Which of the following enzymes is necessary for the conversion of T4 to T3?

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

    Which hormone is primarily produced by the anterior pituitary gland and is necessary for thyroid hormone secretion?

    <p>Thyroid stimulating hormone (TSH) (B)</p> Signup and view all the answers

    Which of the following symptoms is commonly associated with hypothyroidism?

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

    What is the primary hormone produced by the thyroid gland?

    <p>Thyroxine (T4) (C)</p> Signup and view all the answers

    Which condition accounts for over 95% of cases of hypothyroidism?

    <p>Primary hypothyroidism (B)</p> Signup and view all the answers

    What is the primary role of Thyrotropin-releasing hormone (TRH) in thyroid hormone secretion?

    <p>Stimulate the release of TSH (A)</p> Signup and view all the answers

    Which of the following is a common indicator of hypothyroidism that is commonly measured?

    <p>Thyroid stimulating hormone (TSH) (D)</p> Signup and view all the answers

    What is the primary adverse effect of Amiodarone in relation to thyroid function?

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

    What is a potential physical manifestation associated with both hypothyroidism and hyperthyroidism?

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

    What is the primary intervention to decrease thyroid hormone production in hyperthyroidism?

    <p>Radioactive iodine therapy (A)</p> Signup and view all the answers

    Which drug is commonly used in the 2nd and 3rd trimesters of pregnancy for hyperthyroidism?

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

    What is the effect of hypothyroidism on weight?

    <p>Weight gain (A)</p> Signup and view all the answers

    Which enzyme helps facilitate the conversion of T4 to T3?

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

    What is the primary hormone produced by the thyroid gland?

    <p>Thyroxine (T4) (B)</p> Signup and view all the answers

    What is the primary cause of hypothyroidism?

    <p>Anterior pituitary gland dysfunction (D)</p> Signup and view all the answers

    What is the primary hormone produced by the anterior pituitary gland that is necessary for thyroid hormone secretion?

    <p>Thyroid-stimulating hormone (TSH) (A)</p> Signup and view all the answers

    What is a potential physical manifestation associated with both hypothyroidism and hyperthyroidism?

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

    What is the primary adverse effect of Amiodarone in relation to thyroid function?

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

    What is the primary intervention to decrease thyroid hormone production in hyperthyroidism?

    <p>Radioactive iodine therapy (C)</p> Signup and view all the answers

    What are the indicators of hyperthyroidism that are commonly measured?

    <p>T3 and T4 (D)</p> Signup and view all the answers

    What is the primary role of Thyrotropin-releasing hormone (TRH) in thyroid hormone secretion?

    <p>Stimulate TSH release (A)</p> Signup and view all the answers

    What is the effect of hypothyroidism on weight?

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

    What is the ratio of T4 to T3 in liotrix?

    <p>1:1 (D)</p> Signup and view all the answers

    What is the primary role of beta-blocker therapy in hyperthyroidism management?

    <p>Control heart rate and symptoms (A)</p> Signup and view all the answers

    Which enzyme is commonly associated with muscle weakness and fatigue in hypothyroidism?

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

    What is the primary hormone produced by the thyroid gland?

    <p>Thyroxine (T4) (D)</p> Signup and view all the answers

    How does agranulocytosis relate to neutropenia?

    <p>Agranulocytosis is a type of neutropenia (B)</p> Signup and view all the answers

    What is the ratio of T4 to T3 in liotrix?

    <p>4:1 (C)</p> Signup and view all the answers

    What is the primary intervention to decrease thyroid hormone production in hyperthyroidism?

    <p>Use of deiodinase inhibitors (C)</p> Signup and view all the answers

    What are the indicators of hyperthyroidism that are commonly measured?

    <p>All of the above (D)</p> Signup and view all the answers

    Which drug is commonly used as a deiodinase inhibitor and is associated with adverse effects such as agranulocytosis?

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

    What is a potential physical manifestation of hypothyroidism?

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

    What is the effect of hypothyroidism on weight?

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

    What is the primary role of beta-blocker therapy in hyperthyroidism management?

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

    Which of the following hormones is necessary for normal thyroid hormone secretion?

    <p>Thyroid-stimulating hormone (TSH) (A)</p> Signup and view all the answers

    What is the primary adverse effect of Amiodarone in relation to thyroid function?

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

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