Carotid triangle

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Carotid Triangle

The Carotid Triangle (pronounced: kuh-ROT-id TRY-an-gul) is a significant anatomical region in the neck. It is one of the four major triangles of the neck and is of particular interest in medical and surgical procedures due to the vital structures it contains.

Etymology

The term "Carotid" is derived from the Greek word "karōtides" meaning "to stupefy" or "to plunge into deep sleep". This is in reference to the carotid arteries' function of supplying blood to the brain, and the potential for unconsciousness if these arteries are compressed.

Anatomy

The Carotid Triangle is defined by three major structures: the Sternocleidomastoid muscle, the Posterior belly of the Digastric muscle, and the Superior belly of the Omohyoid muscle. Within this triangle, several important anatomical structures are found, including the Common Carotid Artery, the Internal Carotid Artery, the External Carotid Artery, and the Carotid Sinus.

Clinical Significance

The Carotid Triangle is a crucial area in surgical procedures involving the neck. It provides a relatively safe and accessible route to these vital structures. It is also a key area in the physical examination of the neck, as the carotid pulse can be palpated here.

Related Terms

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