浙江大学医学院：内分泌系统 Endocrine System

Endocrine System > Thyroid gland(No 35) >Adrenal gland(No. 36) >Hypophysis(No. 37) >Next Lab: Quiz3 (Dig. Res Uri. Endo. System) Jun Zhou School of medicine, Zhejiang University 20131211

1 Endocrine System ➢Thyroid gland (No.35) ➢Adrenal gland (No.36) ➢Hypophysis (No.37) ➢Next Lab: Quiz3 (Dig.Res.Uri.Endo. System) 20131211 Jun Zhou School of Medicine, Zhejiang University

Thyroid gland isthmus lobe Overview Capsule > Parenchyma follicles with pink colloid interfollicle stroma

2 Thyroid gland Overview ➢Capsule ➢Parenchyma ▪ follicles with pink colloid ▪ interfollicle stroma lobe isthmus

> Follicle 1)Follicular cells Simble cuboidal epi Columnar(stimulated) Squamous(inactive) 2)Parafollicular cells cOlloid >Interfollicle stroma

3 ➢Follicle 1)Follicular cells Simble cuboidal epi Columnar (stimulated) Squamous (inactive) 2)Parafollicular cells 3)Colloid ➢Interfollicle stroma

colloid Follicular cell: Simple cuboidal epithelium

4 Follicular cell: Simple cuboidal epithelium colloid

P oM e Parafollicular cells

5 P P Parafollicular cells

Parafollicular cells, silver-stained

6 Parafollicular cells, silver -stained

Adrenal gland >Capsule Cortex >Medulla

7 Adrenal gland ➢Capsule ➢Cortex ➢Medulla

Cortex zona glomerulosa >zona fasiculata >zona reticularis

8 ➢zona glomerulosa ➢zona fasiculata ➢zona reticularis Cortex

capsule Zona glomerulosa : Zona fasiculata Zona reticularis

9 Zona glomerulosa Zona fasiculata Zona reticularis capsule

28 00 9/ 0 Zona glomerulosa >Small cells in clusters >A few lipid droplets 10

10 Zona glomerulosa ➢Small cells in clusters ➢A few lipid droplets