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Multiple Choice
Which of the following best describes the characteristics of the left and right sympathetic trunks and ganglia?
A
They are located within the central nervous system.
B
They are found exclusively in the cervical region.
C
They run parallel to the vertebral column on both sides.
D
They contain only sensory neurons.
Verified step by step guidance
1
Understand the role of the sympathetic trunks and ganglia in the autonomic nervous system. These structures are part of the peripheral nervous system and are involved in the 'fight or flight' response.
Recall the anatomical location of the sympathetic trunks. They are paired structures that run parallel to the vertebral column on both sides, extending from the cervical region to the sacral region.
Clarify that the sympathetic trunks are not located within the central nervous system (CNS). Instead, they are part of the peripheral nervous system (PNS). The CNS consists of the brain and spinal cord.
Note that the sympathetic trunks are not exclusive to the cervical region. They span the entire length of the vertebral column, including cervical, thoracic, lumbar, sacral, and coccygeal regions.
Understand that the sympathetic ganglia contain both sensory and motor neurons. They are involved in transmitting signals to and from the spinal cord and target organs, not exclusively sensory neurons.