SETAC Mission Statement Our mission at South East Texas Amateur Club is to promote and advance Amateur Radio, in our communities, state, nationally, and internationally. We will provide education and training in basic electronics, radio theory, operating safety, and accepted operating practice to interested individuals.
Injury at this level of the spinal cord might injure the phrenic nerve. This nerve supplies the diaphragm, which permits inspiration and expiration. If this nerve is damaged, the impulses no longer reach the diaphragm and the diaphragm stops contracting.
  The diaphragm is a skeletal muscle that separates the thoracic and abdominopelvic cavities. It is innervated by the phrenic nerve.The diaphragm is the main muscle of re â¦ spiration, with diaphragmatic contraction responsible for 75% of the air movement in a normal breath at rest. The diaphragm is a skeletal muscle that separates the thoracic and abdominopelvic cavities. It is innervated by the phrenic nerve.