Endocrine system Flashcards
What are the lobes of the pituatry gland?
Anterior Lobe: Pars distalis and pars tuberalis
Posterior lobe - Pars nervosa
The stalk - infundibulum
Where does the anterior lobe of the pituatry gland come from?
the mouth and ectoderm
Where does the posterior lobe of the pituatry gland come from?
neuroectoderm
What is Rathkes Pouch?
This is the part of the ectoderm of the mouth that gives rise to the anterior pituatry
What germ layer does the thyroid gland come from?
endoderm
Where does the thyroid gland descend from?
Foramen caecum
What does the thyroid descend down?
The thyroglossal canal
What germ layer does the parathyroid gland come from?
endoderm
What releases calcitonin?
parafollicular cells of thyroid
Which cells make T3, T4
Follicular cells of the thyroid gland
Where does the adrenal medulla come from?
Ectoderm
Where does the adrenal cortex come from?
Mesoderm
