Washington Esthetician State Board Practice Exam

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Prepare for the Washington Esthetician State Board Exam with our comprehensive quiz. Study with flashcards and multiple choice questions, each question includes hints and explanations to help you succeed. Be confident and ready for your exam!

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What is the role of cervical nerves in the body?

To supply the face
To affect neck and back areas
To control heart functions
To regulate respiratory activity

The correct answer is: To affect neck and back areas

The role of cervical nerves in the body primarily involves the innervation of the neck and back areas. These nerves originate from the cervical spinal cord and are responsible for transmitting motor and sensory signals to and from the structures in the neck region and the upper back. They play a crucial role in controlling movements and sensations in these areas, allowing for activities such as turning the head, shrugging shoulders, and feeling touch or pain. While cervical nerves do provide some innervation to specific areas of the face, as suggested by one of the other options, their overall predominant function is related to neck and upper back functions. Cervical nerves also contribute to autonomic functions like heart rate and respiratory activity indirectly through complex pathways that include other nerve systems, but their primary and direct role is not in controlling these functions, instead focusing on the musculoskeletal and sensory aspects of the neck and upper back.