Thoracic nucleus
thoracic nucleus n.
A column of large neurons located in the base of the posterior gray column of the spinal cord, extending from the first thoracic through the second lumbar segment, and giving rise to the dorsal spinocerebellar tract of the same side. Also called dorsal nucleus.
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- Thoracic outlet syndrome
thoracic outlet syndrome n. Compression of the brachial plexus and subclavian artery by attached muscles in the region of the first rib and the clavicle, characterized by pain in the arm, numbness in the fingers, and weakness in the hand muscles.
- Thoracic wall
thoracic wall n. See chest wall.
- Thoraco-
1. a combining form representing thorax, in compound words: thoracoplasty. combining form 1. thorax: thoracotomy thoraco- or thorac- pref. Thorax: thoracoscope.
- Thoracoacromial
thoracoacromial tho·ra·co·a·cro·mi·al (thôr’ə-kō-ə-krō’mē-əl) adj. Acromiothoracic.
- Thoracoacromial artery
thoracoacromial artery n. An artery with origin in the axillary artery, with distribution to the muscles and skin of the shoulder and upper chest, and with anastomoses to the branches of the superior, internal, and lateral thoracic, posterior and anterior circumflex humeral, and suprascapular arteries. Also called acromiothoracic artery.