Lumbar vertebra

There are a total of 5 lumbar vertebra, out of which L5 is atypical (see here).  Their characteristics include:

  • Spinous processes are short and project posteriorly.
  • Vertebral foramen is triangular, but smaller than those of the cervical vertebra.
  • Articular facets face medially and laterally.
Ng_060207_untitledL_000065.jpg
Superior view of a lumbar vertebra.  Annotated version here.  (Picture taken with Hasselblad 120/4 on Aptus 65)
Ng_160907_untitled_DSC5262.jpg
Posterior view of a lumbar vertebra.  Annotated version here.  (Picture taken with RX1)
Ng_160907_untitled_DSC5263.jpg
Inferior view of a lumbar vertebra.  (Picture taken with RX1)

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s