Craniofacial Anatomy & Landmarks Flashcards
7 cards from real CCA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Craniofacial Anatomy & Landmarks flashcards as text
The pogonion is a craniometric landmark used in facial analysis for chin prosthetics. It is defined as:
Answer: The most anterior midline point of the chin
The pogonion is the most anteriorly projecting point of the bony chin (mandibular symphysis) in the midsagittal plane.
In prosthetic rehabilitation following total rhinectomy, knowledge of the piriform aperture is essential. This aperture is the:
Answer: Bony opening of the nasal cavity in the skull
The piriform aperture is the pear-shaped bony opening of the nasal cavity formed by the nasal bones superiorly and the maxilla inferolaterally.
The gonion is a craniometric point located at:
Answer: The most inferolateral point of the mandibular angle
The gonion is the most inferoposterior point of the mandibular angle, used to assess lower facial width in prosthetic planning.
Which cartilage forms the columella of the nose and is critical for nasal prosthetic design?
Answer: Medial crura of the lower lateral (alar) cartilage
The medial crura of the lower lateral (greater alar) cartilages form the structural framework of the columella.
An anaplastologist notes the location of the mental foramen when fitting a mandibular prosthesis. It is typically found:
Answer: Between the roots of the first and second mandibular premolars
The mental foramen typically opens between the apices of the mandibular first and second premolars, transmitting the mental nerve and vessels.
The ala of the nose, which anchors many nasal prostheses, is composed primarily of:
Answer: Fibrous connective tissue and minor alar cartilage
The nasal alae (wings) are composed of fibrous connective tissue and minor (lesser) alar cartilages, with no major cartilage support.
When creating a prosthetic ear, the anaplastologist must reproduce the antihelix. The antihelix is best described as:
Answer: The Y-shaped cartilaginous ridge medial to the helix
The antihelix is the curved cartilaginous ridge that runs parallel and medial to the helix, dividing into superior and inferior crura.