ENDOCRINE SYSTEM
THYROID FOLLICULAR CELL
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Pretracheal
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Prelaryngeal
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Paratracheal
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Retropharyngeal
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Detailed explanation-1: -Lymphatic drainage of the thyroid gland involves the lower deep cervical, prelaryngeal, pretracheal, and paratracheal nodes. The paratracheal and lower deep cervical nodes, specifically, receive lymphatic drainage from the isthmus and the inferior lateral lobes.
Detailed explanation-2: -Additional neck levels retropharyngeal nodes. parotid nodes. occipital nodes. posterior auricular (mastoid) nodes.
Detailed explanation-3: -All the lymph from the region of head and neck drains into deep cervical lymph nodes. The efferents from these nodes form the jugular trunk. On the right side, jugular trunk drains into right lymphatic duct. On the left side, jugular trunk drains into thoracic duct.
Detailed explanation-4: -The thyroid gland is part of the endocrine system.