In examining the neck of a 34-year-old female patient, you note that the uppermost ridge of the tracheal cartilage is at the:
a. cricoid.
b. hyoid.
c. thyroid.
d. sternocleidomastoid.
A
The walls of the trachea are supported by nine cartilages. The cricoid cartilage is the most supe-rior cartilage and is ring-shaped. The hyoid bone sits just below the mandible, the thyroid gland is not a part of this region but rather lies across, and the sternocleidomastoid muscles are on the lateral side of the neck.
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