Nasal Septum and Hard Palate Quiz

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Questions and Answers

Which image allows the dental professional to view large areas of the mandible and the maxilla on one projection?

Bitewing image
Cephalometric image
Intraoral image
Panoramic image (correct)

What is the marked prominence or projection of bone located posterior and inferior to the temporomandibular joint (TMJ)?

Mastoid process (correct)
Styloid process
External auditory meatus
Glenoid fossa

What is the long, pointed, and sharp projection of bone that extends downward from the inferior surface of the temporal bone?

Styloid process (correct)
External auditory meatus
Mastoid process
Glenoid fossa

Which bone separates the nasal cavity from the oral cavity?

Hard palate (A) Signup and view all the answers

Where are the maxillary sinuses located?

Superior to maxillary posterior teeth (D) Signup and view all the answers

What is the articulation of the zygomatic process of the maxilla?

Zygoma (D) Signup and view all the answers

What is the shape of the coronoid process?

Triangular (D) Signup and view all the answers

Which one of these is true about the angle of the mandible?

It is the angle formed where the horizontal lower edge of the body meets the perpendicular posterior edge of the ramus (A) Signup and view all the answers

What does the term palatoglossal air space refer to?

The air space between the palate and the tongue (C) Signup and view all the answers

Where does the nasopharyngeal air space appear on radiographs?

As a diagonal radiolucent band located superior to the radiopaque shadow of the soft palate and the uvula (D) Signup and view all the answers

What is the function of the soft palate and the uvula?

To separate the oral cavity from the nasal cavity (C) Signup and view all the answers

Which one of these is the most correct about the glenoid fossa?

The glenoid fossa appears as a concave radiopacity superior to the mandibular condyle. (B) Signup and view all the answers

Which one of these is the most correct about the lateral pterygoid plate?

The lateral pterygoid plate is not seen on intraoral images. (D) Signup and view all the answers

What is the pterygomaxillary fissure?

A radiolucent area between the lateral pterygoid plate and the maxilla. (A) Signup and view all the answers

What is the maxillary tuberosity?

A rounded prominence of bone that extends posterior to the third molar region. (A) Signup and view all the answers

Where is the mental foramen located?

On the external surface of the mandible in the region of the mandibular premolars (D) Signup and view all the answers

What is the mental ridge?

A linear prominence of cortical bone located on the external surface of the anterior portion of the mandible that extends from the premolar region to the midline (A), A linear prominence of cortical bone located on the external surface of the anterior portion of the mandible that extends from the premolar region to the midline (C) Signup and view all the answers

What are the genial tubercles?

Tiny bumps of bone located on the lingual aspect of the mandible (A) Signup and view all the answers

Where is the mylohyoid ridge located?

On the internal surface of the mandible that extends from the third molar region downward and forward toward the apical area of the premolars (A) Signup and view all the answers

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