His hands on my ribcage
 I’m starting my new drawing on this beautiful floating colors sheet. I want it to have a looser style than my usual, showing some aspects of the underlying anatomy with lots of detail, but just barely indicating others.  I want the focus to be on th
 In Photoshop, I layer together a composite image to help me set up the anatomy for the new piece.  First, a set of images from my 3D CT scan.  In the lumbar area, I’ve cropped away the most posterior part of the vertebrae, the spinous processes, to
 I use this earlier drawing as my reference for the spinal cord and the starting points for the branching spinal nerves.
 Next, I make a drawing that shows the details of the spinal cord and nerves in the thoracic area. I know that thoracic spinal nerves follow the curves of the ribs, but I’ve never drawn mine before, and I need to really understand the anatomy so I’ll
 I decided to make one more study, to explore how the rotation of my spine is echoed in my curving spinal cord and the nerves that branch from it.  In the thoracic area (where the ribs attach), they rotate toward the back on the right side, and then
Spinal cord + nerves, rotating
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