Preoccipital notch

Preoccipital notch Definition

It is a notch, or indentation, in the ventrolateral edge of the temporal lobe of either half of the cerebrum (Cerebral hemisphere).

Preoccipital notch Synonyms

It is known by a variety of names, like:

  • Incisura praeoccipitalis
  • Incisura preoccipitalis
  • Incisura parieto-occipitalis
  • Occipital notch
  • Preoccipital incisure
  • Preoccipital incisura

Preoccipital notch Appearance

It is approximately 5 cm in length.

Preoccipital notch Location

It can be found on the infero-lateral edge before the occipital pole. The Occipital lobe is situated in a location just posterior to the line that connects this indentation with the Parietooccipital sulcus.

Preoccipital notch Pictures

These images would give you a clear idea about the location of this notch on the human brain.

Picture of Preoccipital notch

Picture 1 – Preoccipital notch

Image of Preoccipital notch

Picture 2 – Preoccipital notch Image



Last updated on February 1st, 2018 at 12:55 pm

No comments yet.

Leave a Reply