thyroid | New Hormones | Thyroid-stimulating hormone | Thyroid | Pyramidal lobe of thyroid gland (lobus pyramidalis glandulae thyroideae) | Pyramidal lobe of thyroid gland | Glandular branches of the superior thyroid artery | Glandular branches of the inferior thyroid artery | American Thyroid Association |
Thyroid hormones, T4 and TSH, diffuse across the placenta traveling from the mother to fetus for 10-12 weeks before the fetus’s own thyroid gland can begin synthesizing its own thyroid hormones.
Nuclear receptor, a receptor found within cells that is responsible for sensing steroid and thyroid hormones and certain other molecules