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Dental Hygiene National Board Exam With Questions And Answers 100% Correct
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Dental Hygiene National Board Exam With QuestionsAnd Answers 100% Correct
Name the structures that make up the temporal bone - ANS `mastoid process, styloid
process, articular fossa and eminence, stylomastoid foramen (VII), and petrous portion
(house hearing components)
Which bone is the most medial bone of the orbit? - ANS The Lacrimal bone
Name the nonarticulated horseshoe shaped bone found in the midline, inferior to the
mandible - ANS Hyoid bone
What are bilateral bones? - ANSWER The same bone that is located on the right and the
left side
What bone may be considered a bilateral bone? - ANSWER temporal bone, zygomatic
bone etc.
What nerve goes through the Superior Orbital Fissure and what division is it
considered? - ANSWER Opthalmic nerve; (V1) Opthalmic division
What nerve passes through the Foramen Rotundum and what division is this
considered? - ANSWER maxillary nerve; V2 maxillary division
What nerve passes through the Foramen Ovale and what division is this considered? -
ANSWER mandibular nerve; V3 mandibular nerve
The ophthalmic, maxillary and mandibular nerves are all branches of what nerve? -
ANSWER The trigeminal nerve
,What bone protrudes from the medial pterygoid plate? - ANSWER Hamulus
What are the 12 cranial nerves? - ANSWER olfactory, optic, oculomotor, trochlear,
trigeminal, abducens, facial, vestibulocochlear, glossolypharyngeal, vagus, accessory,
hypoglossal
Which of these cranial nerves are sensory? - ANSWER olfactory, optic,
vestibulocochlear,
Which of these cranial nerves are motor? - ANSWER oculomotor, trochlear, abducens,
accessory, hypoglossal
Which of these cranial nerves are sensory and motor? - ANSWER Trigeminal, facial,
glossopharyngeal, and vagus
What are the functions of the facial nerve? - ANS muscles of mastication, taste sensation
(anterior 2/3 of tongue),sublingual and submandibular salivary glands
(parasympathetic)
What are the functions of the glossopharyngeal nerve? - ANS posterior 1/3 of tongue,
parotid gland
What is the function of the hypoglossal nerve? - ANS muscles of the tongue (except
palatoglossus x, xI)
How to remember the what cranial nerves are sensory, motor, or both? - ANSWER Some
say marry money, but my brother says (its) bad business (to) marry money
What does the V1 opthalmic division include? - ANSWER tip of nose (nasociliary), eyes
(lacrimal), and forehead (frontal)
, What does the V2 maxillary division include? - ANSWER the upper teeth, nose, palate,
mouth, cheek, and temporal region
What is included in the V3 mandibular division? - ANS muscles of mastication (motor)
and lower teeth (sensory)
What nerve innervates the mandible tooth pulp? - ANS Inferior Alveolar Nerve
What is the innervation of the muscles of mastication? - ANS Mandibular Division of the
Trigeminal Nerve (V3)
What is the origin and insertion? - ANS origin is the anchor while insertion is the
movable part
What are the 4 muscles of mastication? -ANSWER temporalis, masseter, medial
pterygoid, and lateral pterygoid
What 3 muscles close the mouth, elevate the mandible? -ANSWER temporalis, medial
pterygoid, and masseter muscles
What muscle open the mouth along with the hyoid muscle? -ANSWER Lateral ptergoid
muscle
What is the one of the main bones involved with the TMJ and what does it include? -
ANSWER temporal bone; mandibular fossa, glenoid fossa, or articular fossa ( articular
eminence anterior to the fossa)
Where is the rotation of the TMJ located? - ANSWER condyle rotates in the fossa
What are two infrahyoid muscles? - ANSWER thyrohyoid and sternothyroid
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