RA Exam 1 Flashcards
(128 cards)
mathematical relationship of the size of the features to each other and or to the head or with the width or length of the face
facial proportions
length
vertical
width
horizontal
the vertical measurement of a part of a feature
height
The value of study of facial proportions…
- Note the similarities in the size of facial features
2. Note the differences in size relationships
Everything is guided by
proportions
Standard or norm which an embalmer can compare the deceased
Canon of Beauty
Bilateral form of the head and features
Most faces don’t match symmetrically, they’re asymmetrical:
Both eyes may not be the same width.
One side of the mouth may be wider than the other.
One side of the nose may be wider than the other.
One cheek may be more prominent than the other.
The ears exhibit the greatest differences in position, form and size.
The four surfaces of the face that exhibit a similarity of bilateral curvatures.
Forehead / Cheeks / Superior integumentary lip / Chin
Horizontally, the face is divided by ____ lines, which create ___ special zones
8
6
the 1st horizontal division of the face
divide the face into two equal halves by drawing a line at:
- Vertex of the cranium (top of the head).
- Line of eye closure
- Base of the chin
the 2nd horizontal division of the face
divide the face in three equal parts by drawing lines through:
- The normal hairline
- Eyebrow and top of the ear
- Base of the nose and base of ear lobe
- Base of the chin
the 3rd horizontal division of the face
divide the area between the base of the nose and the base of the chin into three equal parts by drawing lines through:
- Base of the nose
- Line of closure of the lips
- Top of the chin
- Base of the chin
Vertical lines are used to determine the width of head features by using _____________as a standard of measurement
the width of the eye
1st vertical division of the face
Extension from the medial corner of each eye to the corner of the wing of the nose.
2nd vertical division of the face
Extend a line down from the lateral corner of each eye. The line will extend to the sides of the face.
3rd vertical division of the face
Extend a line down from the middle of the eye. This line will extend to the corner of the mouth
Using different facial features as units of measurements for the face
PROPORTIONAL RELATIONSHIPS
widest part of the head is measured by the distance between
the two parietal eminences
The face is ______ long
three noses
The length of the nose is equal to ?
length of the ear
The width of the nose at the wings is equal to?
the width of the ear
The face is ________ from zygomatic arch to zygomatic arch
five eyes wide
The distance between the eyes is equal to
the width of one eye