![This is blank.](https://digitalhistology.org/wp-content/themes/histology-unified/imgs/trans.png)
Cortex and medullla
In this image of the adrenal gland, the outer cortex, which secretes steroids hormones, surrounds the inner catecholamine-secreting cells in the central medulla. 10x
![Cortex <p>In this image of the adrenal gland, the outer cortex, which secretes steroids hormones, surrounds the inner catecholamine-secreting cells in the central medulla. 10x</p>](https://digitalhistology.org/wp-content/uploads/2018/03/Or.Concepts.CtxMed-1-1-ping.png)
Cortex
In this image of the adrenal gland, the outer cortex, which secretes steroids hormones, surrounds the inner catecholamine-secreting cells in the central medulla. 10x
![Medulla <p>In this image of the adrenal gland, the outer cortex, which secretes steroids hormones, surrounds the inner catecholamine-secreting cells in the central medulla. 10x</p>](https://digitalhistology.org/wp-content/uploads/2018/03/Or.Concepts.CtxMed-1-2-ping.png)
Medulla
In this image of the adrenal gland, the outer cortex, which secretes steroids hormones, surrounds the inner catecholamine-secreting cells in the central medulla. 10x
![Image source > <p>Image taken from a slide in the University of Michigan collection.</p>](https://digitalhistology.org/wp-content/uploads/2018/03/Michigan-source-ping-2.png)
Image source >
Image taken from a slide in the University of Michigan collection.