the primary palate forms from which process?
Why does the tongue move from the pharynx to the oral cavity?
to move out of the way of the palatal shelves that 'snap' upward
in the case of cleft uvula, what happened?
palatal shelves (secondary palate) didn't fuse completely in the back
can you ever have a unilateral cleft of the secondary palate?
no, because the secondary palate forms when the bilateral shelves fuse with each other in the middle, so if one doesn't, the other won't have anything to fuse with either
the nasal septum forms from which process?
snoring and other problems can be caused by a___________
base of tongue
body of tongue
the cells that anchor the tongue didnt' degenerate enough, so they restrict movement of the tongue
what is the purpose of the epiglottis?
it covers the trachea when we swallow food and water to stop us from drowning
the___________is the opening to the thyroglossal duct
the fusion between the lateral lingual swellings creates the_____________ while the fusion between the body and the base of the tongue creates the__________
median lingual sulcus
why is the tongue innervated by so many different nerves?
becuase it comes from so many different branchial arches
ch. five 3