From which branchial (pharyngeal) pouch does the inferior parathyroid gland arise?
Your Answer: 3rdExplanation:
The following structures arise from each branchial pouch:
1st pouch – eustachian tube, middle ear, mastoid, and inner layer of the tympanic membrane
2nd pouch – middle ear, palatine tonsils
3rd pouch – inferior parathyroid glands, thymus
4th pouch – superior parathyroid glands, ultimobranchial body which forms the parafollicular C-cells of the thyroid gland, musculature and cartilage of larynx (along with the sixth pharyngeal pouch)
5th pouch – rudimentary structure
6th pouch – along with the fourth pouch, contributes to the formation of the musculature and cartilage of the larynx.
This question is part of the following fields:
- Endocrine; Embryology
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Average Question Time ( Secs)
Anatomy (1/1) 100%
Endocrine; Embryology (1/1) 100%