8 Questions
Which cells in the thyroid produce calcitonin?
Parafollicular cells (C cells)
What is the result of TSH stimulating antibodies in Graves disease?
Indirect stimulation of TSH release
Which drug inhibits the production of thyroid hormones by inhibiting thyroid peroxidase?
Propylthiouracil (PTU)
What effect does the Wolff-Chaikoff effect have on thyroid hormone production?
Transient decrease
Which type of thyroid neoplasm is associated with Malignant Lymphoma?
Anaplastic Carcinoma
In which case would a retrosternal goiter be observed?
Mass descending beyond the thoracic inlet
What is the primary function of parafollicular cells in the thyroid?
Production of calcitonin
Which drug decreases the conversion of T4 to T3?
Glucocorticoids
Test your knowledge on mediastinal tumors with this quiz. Identify different types, symptoms, and signs associated with mediastinal tumors. Explore key characteristics such as retrosternal location, symptoms of dyspnea and dysphagia, and signs like engorged veins and Pamberton's sign.
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