BAB II PEMBAHASAN 1.1. Kelenjar Tiroid I. Emb rio lo gi Kele nj ar Tir oid Kel enja r tiroi d ( glandula tiroidea) muncul sebagai suatu ploriferasi epitel didasar faring antara tuberkulum impar dan kopula di suatu titik yang kemudian menjadi foramen sekum. Selanjutnya tiroid turun di depan usus faring sebagai suatu divertikulum berlobus dua. Selama migrasi ini, tiroid teta p ber hub ung an den gan lidah mel alui sebuah salu ran sempit , duk tus tiroglosus. Duktus ini kemudian lenyap. 1 Dengan perkembangan selanjutnya, kelenjar tiroid turun di depan os hioideum dan kartilagokartilago laring. !iroid mencapai posisi tetapnya di depan trakea pada minggu ketujuh. "ada saat ini, tiroid telah memiliki sebuah ismus kecil di medial dan dua lobus lateral. !iroid mulai tampak folikelfolikel pertama yag mengandung koloid. Sel folikular menghasilkan koloid yang berfungsi sebagai sumber tiroksin dan triiodotironin. Sel parafolikuler ata u sel # yang berasal dari korpus ultimobrankiale berfungsi sebagai sumber kalsium. 1 Gambar 1. Embriologi Tiroid 2
Welcome message from author
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 1/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 2/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 3/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 4/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 5/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 6/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 7/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 8/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 9/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 10/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 11/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 12/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 13/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 14/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 15/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 16/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 17/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 18/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 19/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 20/21
8/17/2019 BAB I, II, III TIROID
http://slidepdf.com/reader/full/bab-i-ii-iii-tiroid 21/21
Related Documents
