a person who is skilled in relating stories and anecdotes interestingly. Origin of raconteur. 1820-1830. 1820-30; < French, equivalent to racont(er) to tell (Old French r(e)- re- + aconter to tell, account) + -eur -eur.
1 An abnormal curve of the lumbar spine is lordosis, also called sway back. 2  An abnormal curve of the thoracic spine is kyphosis, also called hunchback.  An abnormal curve from side-to-side is called scoliosis.
1 Fifth thoracic vertebrae (T5) : The T5 and T4 vertebrae are at the same levels as the sternal angle. 2  The trachea branches into the two main bronchi at the level of T5. 3  The thoracic spinal nerve 5 passes through underneath T5. 4  Sixth thoracic vertebrae (T6) : The thoracic spinal nerve 6 passes through underneath T6.here are 12 thoracic vertebrae (denoted as T1-T12) found in adult humans, and they are situated in between the cervical and lumbar vertebrae, with a general sizing larger than the cervical but smaller than the lumbar vertebrae.