![This is blank.](https://digitalhistology.org/wp-content/themes/histology-unified/imgs/trans.png)
Seminal vesicle
An enlargement of the previous image demonstrates how the central lumen has been partitioned by the primary, secondary and tertiary arches formed by the mucosal folds in this gland. 100x
![Gland section <p>An enlargement of the previous image demonstrates how the central lumen has been partitioned by the primary, secondary and tertiary arches formed by the mucosal folds in this gland. 100x</p>](https://digitalhistology.org/wp-content/uploads/2018/07/O.R.M.GG_.SV_.03.P01.png)
Gland section
An enlargement of the previous image demonstrates how the central lumen has been partitioned by the primary, secondary and tertiary arches formed by the mucosal folds in this gland. 100x
![- Central lumen <p>An enlargement of the previous image demonstrates how the central lumen has been partitioned by the primary, secondary and tertiary arches formed by the mucosal folds in this gland. 100x</p>](https://digitalhistology.org/wp-content/uploads/2018/07/O.R.M.GG_.SV_.03.P02.png)
- Central lumen
An enlargement of the previous image demonstrates how the central lumen has been partitioned by the primary, secondary and tertiary arches formed by the mucosal folds in this gland. 100x
![-- Luminal subdivisions <p>An enlargement of the previous image demonstrates how the central lumen has been partitioned by the primary, secondary and tertiary arches formed by the mucosal folds in this gland. 100x</p>](https://digitalhistology.org/wp-content/uploads/2018/07/O.R.M.GG_.SV_.03.P03-1.png)
-- Luminal subdivisions
An enlargement of the previous image demonstrates how the central lumen has been partitioned by the primary, secondary and tertiary arches formed by the mucosal folds in this gland. 100x
![- Arcades <p>An enlargement of the previous image demonstrates how the central lumen has been partitioned by the primary, secondary and tertiary arches formed by the mucosal folds in this gland. 100x</p>](https://digitalhistology.org/wp-content/uploads/2018/07/O.R.M.GG_.SV_.03.P04.png)
- Arcades
An enlargement of the previous image demonstrates how the central lumen has been partitioned by the primary, secondary and tertiary arches formed by the mucosal folds in this gland. 100x
![- Smooth muscle <p>An enlargement of the previous image demonstrates how the central lumen has been partitioned by the primary, secondary and tertiary arches formed by the mucosal folds in this gland. 100x</p>](https://digitalhistology.org/wp-content/uploads/2018/07/O.R.M.GG_.SV_.03.P05-1.png)
- Smooth muscle
An enlargement of the previous image demonstrates how the central lumen has been partitioned by the primary, secondary and tertiary arches formed by the mucosal folds in this gland. 100x
![Image source > <p>This image was taken of a slide from the University of Michigan collection.</p>](https://digitalhistology.org/wp-content/uploads/2019/03/Michigan-source-ping-2-3.png)
Image source >
This image was taken of a slide from the University of Michigan collection.