Thyroid and Parathyroid Glands — Flashcards

Flashcard 1: The inferior thyroid vein is a tributary of _____ vein

Answer: Brachiocephalic

Flashcard 2: Superior and Middle thyroid veins are tributaries of _____ vein

Answer: internal jugular

Flashcard 3: _____ is the persistence of thyroid tissue at the base of the tongue (due to failure of migration)

Answer: Lingual thyroid

Flashcard 4: The **superior** parathyroid glands are supplied by the _____ branch of the inferior thyroid artery.

Answer: superior

Extra: While both the superior and inferior parathyroid glands are primarily supplied by the inferior thyroid artery (a branch of the thyrocervical trunk), the superior glands are specifically supplied by its superior branch, and the inferior glands by its inferior branch (or the main trunk).

Flashcard 5: The movement of the thyroid gland with deglutition is due to its attachment by Berry's ligament to the _____.

Answer: cricoid cartilage

Flashcard 6: The lobes of the thyroid can extend upto the level of _____ vertebra.

Answer: T1

Flashcard 7: The _____ nerve may be transected during ligation of the inferior thyroid artery during thyroid surgery

Answer: recurrent laryngeal

Flashcard 8: The thyroid, cricoid and basal part of arytenoid are made up of _____ cartilage and undergo calcification with age.

Answer: hyaline

Flashcard 9: The structure marked is the _____.

Answer: ansa cervicalis

Flashcard 10: What are the contents of the posterior triangle (occipital and subclavian triangles) of the neck? (6)

Answer: 1. Spinal accessory nerve (CN XI) 2. Brachial plexus (trunks) 3. Cervical plexus (cutaneous branches) 4. Subclavian artery (3rd part) 5. Transverse cervical and suprascapular vessels 6. External jugular vein and lymph nodes (occipital and supraclavicular)