THRB.16 Flashcards
1
Q
How does the tongue appear in embryos?
A
- 2 lateral lingual swellings (Tuberculum laterale)
- 1 medial swelling (Tuberculum impar)

2
Q
Second medial swelling in the tongue
A
Copula
- Formed by mesoderm of 2nd, 3rd and 4th arch
3
Q
3rd median swelling in the tongue
A
- Formed by 4th arch
- Development of epiglottis
4
Q
As lateral swellings increase…
A
- They overgrow tuberculum impar → merge
- Corpus of tongue
5
Q
A