Craniofacial Exam 1 exam review
Types of clefts - Cleft lip only
cleft lip and alveolus
cleft lip and palate (bi and uni)
cleft palate only
What needs to happen to have a complete cleft lip? - Cleft of lip all the way
through alveolus
What are two physical characteristics of a bilateral cleft lip and palate? - palatal
segments not attached to nasal septum
protruding premaxilla
What is one physical characteristic of a unilateral cleft lip and palate? - larger
palatal segment attached to nasal septum
Types of cleft palates - cleft of hard and soft palate
soft palate only
bifid uvula
Characteristics of submucous cleft palate - bifid uvula
,Craniofacial Exam 1 exam review
midline translucency of soft palate
bony notch in posterior border of hard palate
Does the palate still move/normal during phonation what there is a submucous
cleft? - Yes, can be normal
Define: passivaunt's ridge - bump in back of palate, unconscious response to
VPI/short palate
What is a congenital palatal inadequacy? - condition present at birth
there is no submucous cleft, the pharynx is deep and palate is too short
there is VPI
What three factors influence severity of clefting? - cleft type
incomplete vs. complete
width
Name of least severe cleft? - soft palate cleft
Name the most severe type of cleft? - bilateral lip and palate cleft
, Craniofacial Exam 1 exam review
What percentage of clefts are cleft lip only +/- of alveolus? - 25%
What percentage of clefts are cleft lip and palate? - 50%
What percentage of clefts are cleft palate only? - 25%
Which race is more likely to have a unilateral cleft lip and palate? - north american
indians
When is fusion of the primary palate complete during gestation? - around the 7th
week
What is the primary palate? - In gestation, the lip and premaxilla
What is the secondary palate? - The hard and soft palate
When is fusion complete of the secondary palate? - around the 10th week
Types of clefts - Cleft lip only
cleft lip and alveolus
cleft lip and palate (bi and uni)
cleft palate only
What needs to happen to have a complete cleft lip? - Cleft of lip all the way
through alveolus
What are two physical characteristics of a bilateral cleft lip and palate? - palatal
segments not attached to nasal septum
protruding premaxilla
What is one physical characteristic of a unilateral cleft lip and palate? - larger
palatal segment attached to nasal septum
Types of cleft palates - cleft of hard and soft palate
soft palate only
bifid uvula
Characteristics of submucous cleft palate - bifid uvula
,Craniofacial Exam 1 exam review
midline translucency of soft palate
bony notch in posterior border of hard palate
Does the palate still move/normal during phonation what there is a submucous
cleft? - Yes, can be normal
Define: passivaunt's ridge - bump in back of palate, unconscious response to
VPI/short palate
What is a congenital palatal inadequacy? - condition present at birth
there is no submucous cleft, the pharynx is deep and palate is too short
there is VPI
What three factors influence severity of clefting? - cleft type
incomplete vs. complete
width
Name of least severe cleft? - soft palate cleft
Name the most severe type of cleft? - bilateral lip and palate cleft
, Craniofacial Exam 1 exam review
What percentage of clefts are cleft lip only +/- of alveolus? - 25%
What percentage of clefts are cleft lip and palate? - 50%
What percentage of clefts are cleft palate only? - 25%
Which race is more likely to have a unilateral cleft lip and palate? - north american
indians
When is fusion of the primary palate complete during gestation? - around the 7th
week
What is the primary palate? - In gestation, the lip and premaxilla
What is the secondary palate? - The hard and soft palate
When is fusion complete of the secondary palate? - around the 10th week
