Floor Of The Carotid Triangle

The carotid triangle dr m idris siddiqui this is a vascular area bounded by the superior belly of the omohyoid the posterior belly of the digastric and the anterior border of the sternoceidomastoid. Carotid triangle is a space at the anterior portion of the neck. Hyoglossus and thyrohyoid muscles posterior part.

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It contains the submental lymph nodes which filter lymph draining from the floor of the mouth and parts of the tongue.

Floor of the carotid triangle.

Its floor is formed by parts of the thyrohyoid membrane hyoglossus and the. The carotid triangle 1. Hyoid bone thyro hyoid m. The carotid triangle or superior carotid triangle is a portion of the anterior triangle of the neck coverings and boundaries.

Similar to the muscular triangle the carotid triangle has the omohyoid and sternocleidomastoid muscles as parts of its borders. The carotid triangle this triangle is important because the common carotid artery ascends into it. It is bound by the sternocleidomastoid muscle by the superior belly of the omohyoid muscle and by the posterior belly of the digastric muscle with the stylohyoideus. Common carotid internal carotid and external carotid its boundaries are.

Constrictores pharyngis medius and inferior. However it is the posterior margin of the superior omohyoid muscle that limits the triangle anteriorly and the anterior margin of the sternocleidomastoid posteriorly. Inferiorly hyoid bone. Medially the floor of the triangle is formed by parts of the thyrohyoid muscle the hyoglossus muscle and the middle and inferior pharyngeal constrictor muscles.

Middle constrictor and inferior constrictor muscles. Posterior belly of digastric and stylohyoid. Describe the locations of the superficial and deep cervical lymph nodes. Posteriorly by the anterior.

Posterior belly of digastric m. Contents of carotid triangle dr. Name the structures forming the boundaries of carotid triangle. What is the clinical significance of enlargement of the jugulo digastric and jugulo omohyoid.

Superior belly of omohyoid m. It is so called because it contains all the 3 carotid arteries viz. List the muscles that make the floor of the carotid triangle. The hyoid bone can be seen in the most anterior angle of the carotid triangle with two of the three sides either originating or inserting upon it.

Content edit edit source. Superior belly of omohyoid. The carotid triangle also contains the carotid sinus a dilated portion of the common carotid and internal carotid arteries. Floor of carotid triangle dr.

Carotid triangle is one of the subdivisions of anterior triangle of neck.