#adrenal_medulla__adrenalmedulla  the medulla of the adrenal gland; secretes epinephrine
  supertype:  medulla  endocrine_gland
  part of:  adrenal_gland__adrenalgland__adrenal__suprarenal_gland  either of a pair of complex endocrine glands situated near the kidney
     part of:  kidney  either of two bean-shaped excretory organs that filter wastes (especially urea) from the blood and excrete them and water in urine; urine passes out of the kidney through ureters to the bladder
        part of:  urogenital_system__urogenital_apparatus__urinary_system__urinarysystem__urinary_apparatus__urinaryapparatu__genitourinary_system__genitourinarysystem__genitourinary_apparatus__genitourinaryapparatu__systema_urogenitale__systemaurogenitale__apparatus_urogenitalis  the system that includes all organs involved in reproduction and in the formation and voidance of urine
        part of:  urinary_tract__urinarytract  the organs and tubes involved in the production and excretion of urine
           part of:  urogenital_system__urogenital_apparatus__urinary_system__urinarysystem__urinary_apparatus__urinaryapparatu__genitourinary_system__genitourinarysystem__genitourinary_apparatus__genitourinaryapparatu__systema_urogenitale__systemaurogenitale__apparatus_urogenitalis  the system that includes all organs involved in reproduction and in the formation and voidance of urine

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