Tongue Flashcards
Anterior 2/3 tongue is made up of what structures that merge?
Median lingual swelling (LS) first appears. 2 oval lateral LS develop and then overtake the median LS to form anterior 2/3 tongue
Posterior 1/3 is called what?
Pharyngeal part
Copula and hypopharyngeal develop where?
Caudal to foramen cecum in posterior 1/3 tongue
Copula forms from what pharyngeal arches?
Pharyngeal arch 2
Hypopharyngeal eminence develops from what arches?
3rd and 4th arches
Posterior 1/3 tongue develops from the roster also part of _______
Hypopharyngeal eminence (after the copula is overgrown by hypopharyngeal eminence)
Line of fusion of anterior 2/3 and posterior 1/3 of the tongue is called
Terminal sulcus
What is ankyloglossia?
Short frenulum extending to apex of tongue
What arch is the median lingual swelling from?
Pharyngeal arch 1
What pharyngeal arch is the lateral lingual swelling from?
Pharyngeal arch 1