Lecture 8 - Fetal Face

Question 1

what structures are measured in sagittal for fetal face (5)

Answer 1

nasal bone
maxilla
mandible
lips
chin

Question 2

in what plane are ears measured

Answer 2

modified sagittal

Question 3

what structures are measured in TRV (5)

Answer 3

mandible
maxillary
palate
orbits
lens

Question 4

what structures are measured in coronal (4)

Answer 4

orbits
lens
nose
lips

Question 5

t/f only visualization of the fetal upper lip is mandatory

Answer 5

true

Question 6

the lens can be visualized in (2)

Answer 6

coronal

transverse

Question 7

interorbital distance

Answer 7

measured between bony margins of both orbits

Question 8

outer orbital distance

Answer 8

measured between the outer edges of both orbits

Question 9

eyes too close together

Answer 9

HYPOtelorism

Question 10

eyes too far apart

Answer 10

HYPERtelorism

Question 11

how many chromosomal abnormalities are associated with an absent/short nasal bone

Answer 11

> 40

Question 12

trisomy 21 assoc with

Answer 12

short nasal bone

protruding tongue

Question 13

eyes migrate in which direction

Answer 13

anteromedially

Question 14

what is the primitave mouth

Answer 14

stomodeum

Question 15

what are the 5 main tissue prominences that form the diff areas of the face

Answer 15

frontonasal
maxillary
mandibular
medial nasal
lateral nasal