Circumduction of the cervical spine. Here we see the sequence of joint actions that comprise circumduction: left lateral flexion, flexion, right lateral flexion, and extension. Permission Dr. Joe Muscolino (www.learnmuscles.com).

Circumduction

Joe Muscolino

Circumduction is a motion that is a “rounded-out circle” created from a sequence of four sagittal and frontal plane joint actions.

The plane of the facets joints of the cervical spine. Right lateral view.

Cervical Spinal Facet Joint Plane

Joe Muscolino

Click here for access to the full Anatomy Glossary. Right click on the image for a downloadable file of this muscle. Use of this artwork requires proper credit to be given (Permission: Dr. Joe Muscolino. www.learnmuscles.com)   The plane of …

Cervical Vertebrae

Joe Muscolino

  Click here for access to the full Anatomy Glossary. Right click on the image for a downloadable file of this muscle. Use of this artwork requires proper credit to be given (Permission: Dr. Joe Muscolino. www.learnmuscles.com – photography by …

Axis (C2)

Joe Muscolino

  Click here for access to the full Anatomy Glossary. Right click on the image for a downloadable file of this muscle. Use of this artwork requires proper credit to be given (Permission: Dr. Joe Muscolino. www.learnmuscles.com – photography by …

Atlas (C1)

Joe Muscolino

  Click here for access to the full Anatomy Glossary. Right click on the image for a downloadable file of this muscle. Use of this artwork requires proper credit to be given (Permission: Dr. Joe Muscolino. www.learnmuscles.com – photography by …