Function:

• Forms the Central Canal of the Spinal Cord
• Protects the Brain From Trauma

Location:

• The fourth ventricle is a diamond shaped cavity located behind the pons and medulla oblongata.

Images:

• Brainstem & Floor of Fourth Ventricle, Posterior View
• Floor of Fourth Ventricle, Posterior View
• Fourth Ventricle, Sagittal Section, Medial View
  
  

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For additional information see:

• Fourth Ventricle
  
  
• Cerebral Ventricular System and Cerebrospinal Fluid: Fourth Ventricle