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Septum of scrotum: anatomy, location and function

The scrotal septum is the midline partition that divides the scrotum into a left and a right compartment. It separates the two testes, each in its own compartment.

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Highlighted in the model: Septum of scrotum. Click any part to read about it, or switch off “Highlight topic” to see the whole body. Use Male / Female to switch bodies. 3D data: BodyParts3D, © The Database Center for Life Science; knee ligaments, menisci, tonsils, palate and parotid glands from the Human Reference Atlas Visible Human Male model and female parts from its Visible Human Female model (HuBMAP / NIH); lung lobes built from the BodyParts3D chest; all CC BY 4.0; meshes simplified and recoloured. The default body is an adult male.

Septum of scrotum at a glance

What it is
The scrotal septum is the midline partition that divides the scrotum into a left and a right compartment.
Location
It runs from the midline raphe of the scrotal skin up between the two testes.
Function
It separates the two testes, each in its own compartment.
Body system
Reproductive · single, midline structure · male body
FMA ID
FMA20729 (Foundational Model of Anatomy)

Key facts

  • OpenStax: the dartos muscle continues inwards as the scrotal septum, dividing the scrotum into two compartments.
  • In the 3D model the septum is a thin approximation built in the midline between the testes.

Structures next to the septum of scrotum

The nearest named structures in the 3D model, measured from the centre of each part:

References

  1. Foundational Model of Anatomy: Septum of scrotum (FMA20729). EMBL-EBI Ontology Lookup Service.
  2. OpenStax. Anatomy and Physiology 2e, §27.1 Anatomy and Physiology of the Testicular Reproductive System.
  3. OpenStax. Anatomy and Physiology 2e, §27.1 Anatomy and Physiology of the Testicular Reproductive System. Rice University, 2022.
  4. Mitsuhashi N. et al. (2009). BodyParts3D: 3D structure database for anatomical concepts. Nucleic Acids Research 37, D782–D785. Data © The Database Center for Life Science, CC BY 4.0.

Related anatomy

Explore the whole body in the interactive 3D human anatomy model, or browse the A–Z list of human structures.