OROFACIAL ANATOMY TEST #4
There-are-______-pairs-of-cranial-nerves.---ans-✔✔12
The-second-division-of-the-trigeminal-nerve-is-known-as-the-______.---ans-✔✔V-2-
maxillary-division
What-nerve-innervates-the-maxillary-central-incisor?---ans-✔✔anterior-superior-alveolar-
nerve
What-nerve-innervates-the-mucosa-of-the-mandibular-lip?---ans-✔✔both-lingual-and-
mental-nerve
Which-cranial-nerve-is-involved-in-taste?---ans-✔✔glossopharyngeal,-vagus,-facial
What-makes-supraperiosteal-injections-more-effective-in-the-maxilla-compared-with-the-
mandible?---ans-✔✔the-bone-is-less-dense-in-the-maxilla
What-anatomic-landmark-is-the-visual-target-location-for-the-nasopalatine-nerve-block?---
ans-✔✔the-incisive-papilla-and-the-nasopalatine-foramen-beneath-it
To-achieve-anesthesia-of-the-maxillary-first-molar,-which-two-maxillary-nerve-blocks-might-
possibly-need-to-be-administered?---ans-✔✔the-middle-superior-alveolar-and-posterior-
superior-alveolar
The-masseter-muscle-is-probably-the-most-powerful-of-muscles-of-suprahyoid-group.-
When-the-masseter-contracts,-it-elevates-the-mandible,-which-closes-the-mouth.---ans-
✔✔The-first-statement-is-false;-the-second-statement-is-true.
The-genioglossus-muscle-is-considered-extrinsic-because-it-starts-and-ends-wholly-in-the-
tongue.---ans-✔✔The-statement-is-correct,-but-the-reason-is-NOT-correct.
The-larynx-moves-up-and-down-during-swallowing.-The-thyrohyoid-muscle-pulls-the-
larynx-down.---ans-✔✔The-first-statement-is-true;-the-second-statement-is-false.
The-soft-palate-consists-of-three-pairs-of-muscles.---ans-✔✔false
Which-muscle-group-runs-anterior-to-posterior-and-lies-near-the-ventral-surface-of-the-
tongue?---ans-✔✔Inferior-longitudinal-group
, All-muscles-of-mastication-are-attached-to-an-area-of-the-mandible.---ans-✔✔true
Which-of-the-following-is-a-muscle-that-originates-from-an-outside-structure-but-inserts-
into-the-tongue?---ans-✔✔Hyoglossus
The-sternocleidomastoid-muscle-has-an-origin-at-the-superior-border-of-the-scapula.-
When-muscle-contracts-it-pulls-the-hyoid-bone-down.---ans-✔✔The-first-statement-is-
false;-the-second-statement-is-true.
Hyoid-muscles-located-above-the-hyoid-bone-are-called-suprahyoid-muscles.-When-
contracted,-most-muscles-of-this-group-elevate-the-mandible.---ans-✔✔The-first-
statement-is-true;-the-second-statement-is-false.
The-structure-located-between-the-anterior-and-posterior-pillars-is-the---ans-✔✔palatine-
tonsil
The-levator-veli-palatini-helps-open-the-auditory-tube-because-this-muscle-pulls-the-soft-
palate-laterally.---ans-✔✔The-statement-is-correct,-but-the-reason-is-NOT-correct.
The-tongue-muscles-that-run-from-side-to-side-are-from-which-group-of-muscles?---ans-
✔✔Transverse
The-floor-of-the-mouth-is-formed-by-which-muscle?---ans-✔✔Mylohyoid
Hyoid-muscles-have-a-role-in-depressing-the-mandible.-This-includes-the-suprahyoid-and-
the-thyrohyoid-muscles.---ans-✔✔Both-statements-are-true.
In-swallowing,-the-pharyngeal-muscles-perform-which-of-the-following-(Select-all-that-
apply.)?---ans-✔✔elevate,-dilate
The-levator-veli-palatini-elevates-the-posterior-end-of-the-soft-palate.-It-joins-the-tensor-veli-
palatini-in-tensing-the-soft-palate.---ans-✔✔The-first-statement-is-true;-the-second-
statement-is-false.
The-temporal-muscle-has-a-very-narrow-origin.-Contraction-of-the-entire-temporalis-
elevates-the-mandible.---ans-✔✔The-first-statement-is-false;-the-second-statement-is-true.
The-genioglossus-muscle-is-considered-extrinsic-because-it-starts-and-ends-wholly-in-the-
tongue.---ans-✔✔The-statement-is-correct,-but-the-reason-is-NOT-correct.
The-suprahyoid-and-thyrohyoid-muscles-control-laryngeal-movements.---ans-✔✔false
All-muscles-of-mastication-insert-into-the-disk-of-the-TMJ.-Blood-supply-to-these-muscles-
comes-from-the-maxillary-artery,-which-is-a-branch-of-the-carotid.---ans-✔✔The-first-
statement-is-false;-the-second-statement-is-true.
There-are-______-pairs-of-cranial-nerves.---ans-✔✔12
The-second-division-of-the-trigeminal-nerve-is-known-as-the-______.---ans-✔✔V-2-
maxillary-division
What-nerve-innervates-the-maxillary-central-incisor?---ans-✔✔anterior-superior-alveolar-
nerve
What-nerve-innervates-the-mucosa-of-the-mandibular-lip?---ans-✔✔both-lingual-and-
mental-nerve
Which-cranial-nerve-is-involved-in-taste?---ans-✔✔glossopharyngeal,-vagus,-facial
What-makes-supraperiosteal-injections-more-effective-in-the-maxilla-compared-with-the-
mandible?---ans-✔✔the-bone-is-less-dense-in-the-maxilla
What-anatomic-landmark-is-the-visual-target-location-for-the-nasopalatine-nerve-block?---
ans-✔✔the-incisive-papilla-and-the-nasopalatine-foramen-beneath-it
To-achieve-anesthesia-of-the-maxillary-first-molar,-which-two-maxillary-nerve-blocks-might-
possibly-need-to-be-administered?---ans-✔✔the-middle-superior-alveolar-and-posterior-
superior-alveolar
The-masseter-muscle-is-probably-the-most-powerful-of-muscles-of-suprahyoid-group.-
When-the-masseter-contracts,-it-elevates-the-mandible,-which-closes-the-mouth.---ans-
✔✔The-first-statement-is-false;-the-second-statement-is-true.
The-genioglossus-muscle-is-considered-extrinsic-because-it-starts-and-ends-wholly-in-the-
tongue.---ans-✔✔The-statement-is-correct,-but-the-reason-is-NOT-correct.
The-larynx-moves-up-and-down-during-swallowing.-The-thyrohyoid-muscle-pulls-the-
larynx-down.---ans-✔✔The-first-statement-is-true;-the-second-statement-is-false.
The-soft-palate-consists-of-three-pairs-of-muscles.---ans-✔✔false
Which-muscle-group-runs-anterior-to-posterior-and-lies-near-the-ventral-surface-of-the-
tongue?---ans-✔✔Inferior-longitudinal-group
, All-muscles-of-mastication-are-attached-to-an-area-of-the-mandible.---ans-✔✔true
Which-of-the-following-is-a-muscle-that-originates-from-an-outside-structure-but-inserts-
into-the-tongue?---ans-✔✔Hyoglossus
The-sternocleidomastoid-muscle-has-an-origin-at-the-superior-border-of-the-scapula.-
When-muscle-contracts-it-pulls-the-hyoid-bone-down.---ans-✔✔The-first-statement-is-
false;-the-second-statement-is-true.
Hyoid-muscles-located-above-the-hyoid-bone-are-called-suprahyoid-muscles.-When-
contracted,-most-muscles-of-this-group-elevate-the-mandible.---ans-✔✔The-first-
statement-is-true;-the-second-statement-is-false.
The-structure-located-between-the-anterior-and-posterior-pillars-is-the---ans-✔✔palatine-
tonsil
The-levator-veli-palatini-helps-open-the-auditory-tube-because-this-muscle-pulls-the-soft-
palate-laterally.---ans-✔✔The-statement-is-correct,-but-the-reason-is-NOT-correct.
The-tongue-muscles-that-run-from-side-to-side-are-from-which-group-of-muscles?---ans-
✔✔Transverse
The-floor-of-the-mouth-is-formed-by-which-muscle?---ans-✔✔Mylohyoid
Hyoid-muscles-have-a-role-in-depressing-the-mandible.-This-includes-the-suprahyoid-and-
the-thyrohyoid-muscles.---ans-✔✔Both-statements-are-true.
In-swallowing,-the-pharyngeal-muscles-perform-which-of-the-following-(Select-all-that-
apply.)?---ans-✔✔elevate,-dilate
The-levator-veli-palatini-elevates-the-posterior-end-of-the-soft-palate.-It-joins-the-tensor-veli-
palatini-in-tensing-the-soft-palate.---ans-✔✔The-first-statement-is-true;-the-second-
statement-is-false.
The-temporal-muscle-has-a-very-narrow-origin.-Contraction-of-the-entire-temporalis-
elevates-the-mandible.---ans-✔✔The-first-statement-is-false;-the-second-statement-is-true.
The-genioglossus-muscle-is-considered-extrinsic-because-it-starts-and-ends-wholly-in-the-
tongue.---ans-✔✔The-statement-is-correct,-but-the-reason-is-NOT-correct.
The-suprahyoid-and-thyrohyoid-muscles-control-laryngeal-movements.---ans-✔✔false
All-muscles-of-mastication-insert-into-the-disk-of-the-TMJ.-Blood-supply-to-these-muscles-
comes-from-the-maxillary-artery,-which-is-a-branch-of-the-carotid.---ans-✔✔The-first-
statement-is-false;-the-second-statement-is-true.
