Netter's MCQs Chapter 13: Oral Cavity Flashcards
Which divides the vestibule from the oral cavity proper?
a: lips
b: teeth
c: cheeks
d: tongue
b: teeth
The upper and lower lips meet at which location?
a: philtrum
b: frenulum
c: vestibule
d: commissure
d: commissure
Which is also called the ‘red zone’?
a: philtrum
b: vestibule
c: vermilion zone
d: vermilion border
c: vermilion zone
Which type of epithelium lines the cheeks?
a: simple cuboidal
b: simple squamous
c: stratified cuboidal
d: stratified squamous
d: stratified squamous
Which artery is the immediate source of the mental artery?
a: facial
b: maxillary
c: infraorbital
d: inferior alveolar
d: inferior alveolar
The upper lip is supplied by the superior labial branch of the infraorbital artery and which other artery?
a: mental
b: buccal
c: inferior labial branch of the facial
d: superior labial branch of the facial
d: superior labial branch of the facial
Which vein drains both the lower lips and the chin?
a: mental
b: buccal
c: inferior labial branch of the facial
d: superior labial branch of the facial
a: mental
Which cranial nerve supplies all motor innervation to the muscles of facial expression?
a: facial
b: trochlear
c: abducens
d: trigeminal
a: facial
All sensory innervation to the skin of the lips, chin and cheeks is from which cranial nerve?
a: facial
b: trochlear
c: trigeminal
d: glossopharyngeal
c: trigeminal
Which nerve supplies the mandibular molar gingiva?
a: mental
b: inferior alveolar
c: buccal branch of trigeminal
d: superior labial branch of infraorbital
c: buccal branch of trigeminal
The hard palate forms which boundary for the oral cavity?
a: lateral
b: inferior
c: superior
d: posterosuperior
c: superior
Which opening is located in the anterior midline of the hard palate?
a: mental foramen
b: incisive foramen
c: lesser palatine foramen
d: greater palatine foramen
b: incisive foramen
The soft palate makes up which amount of the entire palate?
a: 14
b: 13
c: 12
d: 23
b: 13
Which muscle does NOT comprise the soft palate?
a: palatopharyngeus
b: musculus uvulae
c: levator veli palatini
d: superior pharyngeal constrictor
d: superior pharyngeal constrictor
The palatoglossus muscles elevates the
a: uvula
b: tongue
c: pharynx
d: soft palate
b: tongue
Which is the inferior border of the cheek?
a: labial commissure
b: maxillary vestibule
c: mandibular vestibule
d: pterygomandibular raphe
c: mandibular vestibule
Which is the first permanent tooth to erupt?
a: maxillary 1st molar
b: mandibular 1st molar
c: maxillary central incisor
d: mandibular central incisor
b: mandibular 1st molar
Which is also called the cementoenamel junction?
a: cingulum
b: root apex
c: pulp cavity
d: cervical line
d: cervical line
Which branch of the maxillary artery supplies the mandibular arch?
a: lesser palatine
b: sphenopalatine
c: inferior alveolar
d: posterior superior alveolar
c: inferior alveolar
Which artery supplies the submandibular salivary gland?
a: facial
b: lingual
c: ascending pharyngeal
d: ascending palatine
a: facial
Which vein of the oral cavity does NOT drain into the pterygoid plexus of veins?
a: submental
b: greater palatine
c: inferior alveolar
d: anterior superior alveolar
a: submental
Sensory innervation to the oral cavity is from the mandibular division of the trigeminal nerve and which other nerve?
a: optic
b: hypoglossal
c: maxillary division of the trigeminal
d: ophthalmic division of the trigeminal
c: maxillary division of the trigeminal
Which nerve supplies the anterior teeth of the maxillary arch?
a: inferior alveolar
b: middle superior alveolar
c: anterior superior alveolar
d: posterior superior alveolar
c: anterior superior alveolar
Which nerve supplies the facial gingiva and mucosa of the anterior mandibular teeth?
a: mental
b: lingual
c: incisive
d: inferior alveolar
a: mental
