Legal threat. A legal threat is a statement by a party that it intends to take legal action on another party, generally accompanied by a demand that the other party take an action demanded by the first party or refrain from taking or continuing actions objected to by the demanding party. Contents.
The pectoralis major is innervated by the medial and lateral pectoral nerves, which are derived from the brachial plexus. Â© 2015 TeachMeAnatomy.com [CC-BY-NC-ND 4.0]. Fig 1.1 â The pectoralis major has been resected, showing the underlying muscles.
Hyperactivity of the pectoralis minor muscle can also cause compression in this region and can be seen with conditions that cause the muscle to be used as an accessory muscle for respiration. Other conditions that can create compression of neurovascular structures in this region include postural kyphosis or trauma to the pectoralis minor or upper rib.