spinal muscle of thorax
A muscle with origin from the upper lumbar and two lower thoracic vertebrae, with insertion into the middle and upper thoracic vertebrae, with nerve supply from the dorsal branches of the thoracic and the upper lumbar nerves, and whose action supports and extends the vertebral column.
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This tall, horizontally branched cactus is probably the most recognizable cactus in Arizona. What is it called?
Words nearby spinal muscle of thorax
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.