⚗️

Endocrine System

The endocrine system regulates body functions through hormones secreted by glands directly into the bloodstream. It controls metabolism, growth, reproduction, and stress responses.

Study the Endocrine System with AI

Scan any structure from the endocrine system and get instant identification with clinical details.

Download AnatomyIQ

Key Structures

Hypothalamus and pituitary gland

Pineal gland

Thyroid and parathyroid glands

Adrenal glands (cortex and medulla)

Pancreatic islets

Gonads (ovaries and testes)

Thymus

Study Tips

✓Learn gland locations and their blood supply
✓Study the hypothalamic-pituitary axes
✓Understand feedback loops for major hormones
✓Know the embryological origins of each gland

Clinical Relevance

Endocrine anatomy is essential for understanding hormonal disorders, performing thyroid surgery, and managing diabetes. Gland locations guide imaging and surgical approaches.

Endocrine System FAQs

Common questions about the endocrine system

Anterior pituitary: GH, TSH, ACTH, FSH, LH, Prolactin. Posterior pituitary releases (but doesn't produce): ADH and Oxytocin, which are made in the hypothalamus.

The four parathyroid glands are located on the posterior surface of the thyroid gland, typically two superior and two inferior, though position can vary.