The pituitary gland is the size of a pea, but it plays a major role in the endocrine system. It is often called the master gland because it controls several other hormone glands in the body. Almost ...

For students mastering A&P, the endocrine system often feels like a memorization challenge of glands and hormones. But the science is moving fast: in 2026, the thymus is being reclassified from a ...