Lecture 2 review Flashcards
1
Q
What embryological process creates the philtrum?
A
Medial nasal process
2
Q
Fusion means:
A
two structures becoming one
3
Q
What develops in the fourth week and eventually creates the nostrils?
A
Nasal Pactodes
4
Q
What direction does the face grow in?
A
Medial and then forward and down
5
Q
When does the palate begin to close?
A
9th week
6
Q
The hard palate is made up of what three structures?
A
Supramaxilla
Palatine process
Palatine bone
7
Q
What happens if embryological development interrupted in 9th week?
A
Incomplete cleft palate only because of lip is formed (fused) before the 9th week
8
Q
Structures affected by the UCL are?
A
cupid bow
philtrum (tissue in the middle)
Base of your nose (alar base)
philtrum rides (a.k.a philtrum lines)
9
Q
Clefting is most common for what populations?
A
Native Americans
