Inferior thyroid artery
Inferior Thyroid Artery
The Inferior Thyroid Artery (pronounced: in-ˈfir-ē-ər ˈthī-ˌroid ˈär-tə-rē) is a significant artery in the human anatomy that supplies blood to the thyroid gland and the surrounding regions.
Etymology
The term "Inferior Thyroid Artery" is derived from its anatomical position and function. "Inferior" (Latin: 'lower') refers to its location below the superior thyroid artery, "thyroid" (Greek: 'shield') refers to the thyroid gland it supplies, and "artery" (Latin: 'air holder') refers to its function as a blood vessel carrying oxygenated blood.
Anatomy
The Inferior Thyroid Artery typically arises from the thyrocervical trunk, which is a branch of the subclavian artery. It ascends to the lower border of the thyroid gland, distributing branches to the parathyroid glands, esophagus, and trachea along its course.
Clinical Significance
The Inferior Thyroid Artery is of clinical importance due to its proximity to the recurrent laryngeal nerve. During thyroid surgeries, care must be taken to avoid injury to this artery and the nearby structures.
Related Terms
- Thyroid gland
- Superior thyroid artery
- Thyrocervical trunk
- Subclavian artery
- Parathyroid glands
- Esophagus
- Trachea
- Recurrent laryngeal nerve
External links
- Medical encyclopedia article on Inferior thyroid artery
- Wikipedia's article - Inferior thyroid artery
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