NECK INSPECTION
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In the middle line below the (The protruding part of the lower jaw) chin can be felt the body of the (A U-shaped bone at the base of the tongue that supports the tongue muscles) hyoid bone, just below which is the prominence of the thyroid cartilage called " Adam's apple," better marked in men than in women. Still lower the cricoid cartilage is easily felt, while between this and the suprasternal notch the (Membranous tube with cartilaginous rings that conveys inhaled air from the larynx to the bronchi) trachea and isthmus of the (Located near the base of the neck) thyroid gland may be made out. At the side the outline of the sterno-mastoid muscle is the most striking mark; it divides the anterior triangle of the neck from the posterior. The upper part of the former contains the submaxillary gland, which lies just below the posterior half of the body of the (Holding device consisting of one or both of the opposing parts of a tool that close to hold an object) jaw. The line of the common and the external carotid arteries may be marked by joining the sterno-clavicular articulation to the angle of the jaw.
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