WorksheetsOral Embryology Chapter 4
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
The frontal process develops into the _____.
a)
Cheeks
b)
Forehead
c)
Frontal arch
d)
Ear
2.
The ear is formed by four auricular hillocks. The mandibular arch and the hyoid arch contribute to ear formation.
a)
True, True
b)
False, False
c)
True, False
d)
False, True
3.
The maxillary processes form the ____.
a)
Cheeks
b)
Ears
c)
Mouth
d)
Nose
4.
During which weeks does the palate form?
a)
Weeks 3-4
b)
Weeks 5-6
c)
Weeks 7-9
d)
Weeks 10-12
5.
The thyroid develops from the ______.
a)
Foramen cecum at the junction of the base and body of the tongue
b)
Adenoids in the nasopharynx
c)
Nasal septum
d)
Lateral lingual swellings of the tongue
6.
Failure of fusion of the medial nasal process and the maxillary process results in ______.
a)
Cleft lip
b)
Cleft palate
c)
Mandibular cleft
d)
Midline cleft of the lip
7.
Cleft palate can occur without cleft lip.
a)
True
b)
False
8.
Prior to palatal shelf elevation and closure, the anterior tongue is positioned:
a)
Below the palatal shelves
b)
Above the palatal shelves
9.
Cleft palate is the most common facial malformation.
a)
True
b)
False
10.
A cleft of the mandible occurs due to:
a)
Failure of fusion of the medial nasal processes
b)
Failure of the midline constriction of the 1st arch to disappear
c)
Failure of the frontal process to fuse with the mandible
d)
Failure of fusion of the maxillary processes with the mandibular process
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