SINH LÝ TUYẾN
TỤY NỘI TIẾT
BS. Lê Quốc Tuấn
Bộ môn Sinh lý học
Nội dung
1. Insulin
2. Glucagon
3. Somatostatin
4. Điều hòa glucose máu
5. Bệnh lý đái tháo đường
Tuyến tụy
•Tụy ngoại tiết (acini): tiết dịch tiêu hóa
•Tụy nội tiết (đảo Langerhans): tiết hormon
insulin, glucagon, somatostatin
•Đảo tụy chứa 3 loại tế bào chính:
Tế bào beta (60%): insulin
Tế bào alpha (25%): glucagon
Tế bào delta (10%): somatostatin
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