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Hypothalamus and Pituitary Gland

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Questions and Answers

What is a critical component for thyroid hormone synthesis?

Glucagon

Catecholamines

Thyroglobulin

Iodine (I) from food (correct)

What is the term for the constellation of defects resulting from untreated neonatal hypothyroidism?

Thyroiditis

Hypothyroidism

Cretinism (correct)

Hyperthyroidism

What is a symptom of Hyperthyroidism?

Fatigue

Weight gain

Losing weight without trying (correct)

Decreased heart rate

What is the function of Somatostatin (SS) in the regulation of GH secretion?

Inhibits GH secretion (A) Signup and view all the answers

What is the effect of Growth Hormone (GH) on lipid metabolism?

Increases lipid breakdown (B) Signup and view all the answers

What is the effect of Thyroid Hormones on basal metabolic rate (BMR)?

Increases BMR (B) Signup and view all the answers

What is the primary function of antidiuretic hormone (ADH) in the body?

Increase in water absorption by the kidneys (A) Signup and view all the answers

What is the effect of a lack of iodine on the thyroid gland?

Goiter (C) Signup and view all the answers

Which hormone is responsible for regulating the production of glucocorticoids?

Adrenocorticotropic hormone (ACTH) (B) Signup and view all the answers

What is the approximate percentage of T4 that is bound to serum proteins?

99.98% (D) Signup and view all the answers

What is the role of gonadotropin-releasing hormone (GnRH) in the body?

Stimulation of the gonads (C) Signup and view all the answers

What is the primary function of the posterior pituitary?

Storage and release of hormones produced by the hypothalamus (C) Signup and view all the answers