Endocrine System Endocrine - Female Endocrine - Female GIFEndocrine - Female TIFFEndocrine - Male Endocrine - Male GIFEndocrine - Male TIFF Pituitary Pituitary 2 GIFPituitary 2 TIFFThyroid Thyroid 1 GIFThyroid 1 TIFF Thyroid 2 GIFThyroid 2 TIFF