1. Lab Demo #18 – Endocrine 2: Thyroid gland, Parathyroid gland, Suprarenal gland, and Pancreas
Presented by:
Natalie Wallis
Kurt Gordon
Victor Neamtu
Charlotte Orr

2. #172 – Thyroid, Human (H&E) 40X
Lobule
Follicle
Colloid
Follicle is composed of colloid material

3. #172 – Thyroid, Human (H&E) 400X
Capillary
Parafollicular Cells
(clear-staining cytoplasm)
Follicular Cells
(dark- staining cytoplasm)

4. #176 – Parathyroid, human (H&E)
Capsule
Adipose
Cells
Increase w/age
40X

5. #176 – Parathyroid, human (H&E)
400X
Chief cells
Numerous
Clear cytoplasm
Secrete parathyroid hormone
Oxyphils
Rare, large
Eosinophilic cytoplasm
Function unknown

6. #177 – Suprarenal Gland (Human) 40X
Capsule
Medulla
Zona Glomerulosa
Zona fasciculata
Zona reticularis

7. #177 – Suprarenal Gland (Human) 100X
Capsule
Zona glomerulosa
Zona fasciculata
Zona reticularis

8. #177 – Suprarenal Gland (Human) 400X
Zona glomerulosa
Zona fasciculata

9. #178 Suprarenal Gland (Monkey -Azan Stain) 100X
Zona fasciculata
Zona reticularis
Medulla

10. #178 Suprarenal Gland (Monkey – Azan Stain) 400X
Zona fasciculata
Zona glomerulosa

11. #178 Suprarenal Gland (Monkey - Azan Stain) 400X
Zona reticularis
Medulla

12. #178 Pancreas (Monkey – Azan Stain) 40X
Pancreatic Islets of Langerhans (in between serous acini)

13. #178 Pancreas (Monkey – Azan Stain) 100X
Pancreatic Islets of Langerhans
Serous acini

14. #178 Pancreas (Monkey – Azan Stain) 400X
Pancreatic Islet of Langerhans (with serous acini around it)

15. #186 Pancreas (Rat – H&E) 40X Pancreatic Islet of Langerhans
Serous acini surrounding the islet

16. #186 Pancreas and Salivary Gland (Rat) 400X
- Islets of Langerhans
- fewer ducts
- no organ capsule
Parotid Gland:
- NO Islets of Langerhans
- plenty of ducts
- has an organ capsule