5 Questions
What is the shape of the fetal thyroid at 7 weeks?
Bilobed
At what week does TRH (thyrotropin releasing hormone) secretion occur?
6-8 weeks
What is the active form of thyroid hormone?
T3
What happens to TSH levels at birth?
There is a surge of TSH that peaks by 12 hours of age
What happens to T4 and T3 levels during the first day of life?
They peak and then slowly fall
Test your knowledge of thyroid disorders with this quiz! Explore the development and physiology of the thyroid gland, including the secretion of T4, T3, TRH, and TSH. Learn from the expertise of Dr. Tamara Kufoof, an Assistant Professor at The Hashemite University and a Pediatric Endocrinologist and Diabetologist at Prince Hamza Hospital.
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