In a histological specimen, a student identifies a parenchymal organ that contains numerous round structures of various sizes. Their wall is formed by a single layer of cuboidal epithelial cells. Inside, the structures contain a homogeneous acellular mass that stains pink with eosin. What organ is it?
- A Ovary
- B Thyroid gland
- C Adrenal gland
- D Parathyroid gland
- E Thymus
Правильна відповідь: B. Thyroid gland
Пояснення
Пояснення буде додано найближчим часом.