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Trachea

The trachealis muscle is smooth muscle that spans the opening between the ends of each cartilage ring, controlling the diameter of the trachea. Frequently, mixed glands accumulate over this muscle. 40x

Lumen <p>The trachealis muscle is smooth muscle that spans the opening between the ends of each cartilage ring, controlling the diameter of the trachea. Frequently, mixed glands accumulate over this muscle. 40x </p>

Lumen

The trachealis muscle is smooth muscle that spans the opening between the ends of each cartilage ring, controlling the diameter of the trachea. Frequently, mixed glands accumulate over this muscle. 40x

Cartilage ring <p>The trachealis muscle is smooth muscle that spans the opening between the ends of each cartilage ring, controlling the diameter of the trachea. Frequently, mixed glands accumulate over this muscle. 40x </p>

Cartilage ring

The trachealis muscle is smooth muscle that spans the opening between the ends of each cartilage ring, controlling the diameter of the trachea. Frequently, mixed glands accumulate over this muscle. 40x

Trachealis muscle <p>The trachealis muscle is smooth muscle that spans the opening between the ends of each cartilage ring, controlling the diameter of the trachea. Frequently, mixed glands accumulate over this muscle. 40x </p>

Trachealis muscle

The trachealis muscle is smooth muscle that spans the opening between the ends of each cartilage ring, controlling the diameter of the trachea. Frequently, mixed glands accumulate over this muscle. 40x

Mixed glands <p>The trachealis muscle is smooth muscle that spans the opening between the ends of each cartilage ring, controlling the diameter of the trachea. Frequently, mixed glands accumulate over this muscle. 40x </p>

Mixed glands

The trachealis muscle is smooth muscle that spans the opening between the ends of each cartilage ring, controlling the diameter of the trachea. Frequently, mixed glands accumulate over this muscle. 40x