5 Questions
Which structure forms the floor of the submental triangle?
Mylohyoid
Which vessel is found in the submental triangle?
Anterior jugular vein
What forms the roof of the submental triangle?
Skin, superficial fascia with platysma, and deep cervical fascia
Which muscle forms the lateral border of the submental triangle?
Anterior digastric
What is the inferior border of the submental triangle?
Body of hyoid
Study Notes
Submental Triangle
Borders
- The submental triangle is bounded inferiorly by the body of the hyoid bone.
- The lateral borders of the submental triangle are formed by the anterior digastric muscles, one on the right and one on the left.
- The anterior border of the submental triangle lies at the midline of the neck.
Floor
- The floor of the submental triangle is formed by the mylohyoid muscle.
Roof
- The roof of the submental triangle consists of skin.
- The roof also includes the superficial fascia, which contains the platysma muscle.
- Deep cervical fascia is another component of the roof of the submental triangle.
Contents
- The submental triangle contains the submental lymph nodes.
- The anterior jugular vein is also found within the submental triangle.
Explore the boundaries and composition of the submental triangle, a region in the neck. Learn about its borders, floor, and roof.
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