Endo Embryology Flashcards
where does ant pit arise from?
Rathkes pouch
where is rathkes pouch?
oral cavity invagination
what does post pit arise from?
ventral extension of hypothalamus
where does thyroid come from?
from the tongue
what portion of the tongue is a remnant of the thyroid?
foramen cecum
how does thyroid move from tongue to regular anatomic position?
it drops through the thyroglossal duct
what happens if the thyroglossal duct doesnt atrophy?
get a thyroglossal duct cyst
does a thyroglossal duct cyst move with swallowing?
YES
where is a thyroglossal duct cyst located anatomically?
midline on anterior neck
what embryo tissue leads to cortex of adrenal?
mesoderm
what embryo tissue leads to medulla of adrenal?
neural crest…think about it…neural crest leads to sympathetic ganglia so chromaffin cells make sense
