🩺01
The Endocrine Glands
Tap a gland on the body. See its hormones and its job.
Open →🔑02
How Hormones Act
Steroid hormones slip inside the cell. Peptide hormones knock from outside.
Open →🧠03
The Pituitary Axis
See the master gland's hormones and the glands each one controls.
Open →🍬04
Blood Glucose Regulation
Watch insulin and glucagon pull blood sugar back to normal.
Open →🦋05
The Thyroid Axis
See the feedback loop, and a thyroid that works too little or too much.
Open →🔺06
The Adrenal Gland
Three outer layers and a core: salt, sugar, sex, and adrenaline.
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