Code 92929 is an add-on code so no modifier is needed for the second procedure. Note that the codes indicate that they are for an artery or branch. A second code is not reported for multiple sites of the same artery or branch.
1 C1 and C2 (the first two cervical nerves) control the head. 2  C3 and C4 help control the diaphragm (the sheet of muscle that stretches to the bottom of the rib cage and plays an important role in breathing and respiration).atch Cervical Radiculopathy Video. In addition to the seven cervical vertebrae, cervical anatomy features eight cervical nerves (C1-C8) that branch off of the spinal cord and control different types of bodily and sensory activities. Each cervical nerve is named based on the lower cervical vertebra that it runs between.
Smooth muscle, such as in the digestive system, is also controlled by the autonomic nervous system. Like heart muscle, it is not under our conscious control. The SNS is responsible for controlling voluntary body movements, such as movement of the arms and legs. It is also responsible for receiving sensory information such as touch, hearing, and sight. The SNS contains neurons that connected with the skeletal muscles, skin, and sense organs. Neurons that control skeletal muscle and organs are called motor neurons.