DEN-110 UNIT TEST 4 QUESTIONS & ANSWERS
Excluding the ear ossicles, there are _________ bones in the skull. - Answers -22
The nasal septum is formed by the ______ bone. - Answers -both ethmoid and vomer
Which of the following bones is not a part of the neurocranium? - Answers -maxilla
The mental foramen is located in the - Answers -body of the mandible
The posterior nasal spine is a part of the ______ bone - Answers -maxillary
Which of the following statements is true concerning the sphenoid? - Answers -It can
be seen from a lateral and internal view of the skull and it can be seen in the orbit
What two sutures meet at the Bregma? - Answers -Both Coronal suture and Sagittal
suture
In which of the following bones would you find the external auditory meatus? - Answers
-The temporal bone
The sella turcica is found in the - Answers -sphenoid bone
Which of the following opens into the maxillary sinus? - Answers -The hiatus
semilunaris
Which of the following teeth would not be found in proximity to the floor of the maxillary
sinus? - Answers -The maxillary lateral incisor
Where is the opening of maxillary sinus into the nasal cavity found? - Answers -Two-
thirds of the way up the lateral wall
The ethmoid bulla is found in the - Answers -middle meatus
What space communicates with the anterior ethmoid? - Answers -The hiatus
semilunaris
The posterior part of the nasal septum may be known as the - Answers -both choana
and posterior nasal aperture
What is the function of the temporalis muscle? - Answers -Elevate and retrude the
mandible
, Which of the following is not the origin of the medial pterygoid muscle? - Answers -
Zygomatic arch
Which of the following muscles most directly affects the movement of the
temporomandibular joint (TMJ)? - Answers -The temporalis muscles
The muscles of mastication are innervated by the ______ cranial nerve. - Answers -V
What muscles function in the closing of the jaws? - Answers -Masseter muscle,
Temporalis muscle, and Medial pterygoid muscle
The temporalis, masseter, and medial pterygoid muscles all work to elevate and retrude
the mandible.Which of the following muscles is capable of retruding the mandible? -
Answers -Both Temporalis and Digastric
Which of the following is not an infrahyoid muscle? - Answers -The mylohyoid
Which of the following statements is not true about the sternocleidomastoid and
trapezius muscles? - Answers -They have similar insertions.
The disk of the TMJ is attached laterally and medially to the - Answers -poles of the
condyle
The temporomandibular ligament functions to - Answers -keep the condyle from being
pulled too far posteriorly
The temporomandibular ligament is found in the - Answers -lateral part of the capsule
Pain in the area of the TMJ coming from another area, not related directly to the TMJ, is
known as ______ pain. - Answers -referred
Dislocation of the TMJ is referred to as - Answers -subluxation
When the disk of the TMJ is deranged, it is usually - Answers -displaced anteriorly
The muscles of facial expression are innervated by the ______ cranial nerve. -
Answers -VII
Which of the following muscles plays a role in smiling? - Answers -Levator labii
superioris and Zygomatic major
Which muscle plays a role in keeping the food on the occlusal surfaces during
mastication? - Answers -Buccinator
Which group of muscles of facial expression is the most poorly developed? - Answers -
Risorius
Excluding the ear ossicles, there are _________ bones in the skull. - Answers -22
The nasal septum is formed by the ______ bone. - Answers -both ethmoid and vomer
Which of the following bones is not a part of the neurocranium? - Answers -maxilla
The mental foramen is located in the - Answers -body of the mandible
The posterior nasal spine is a part of the ______ bone - Answers -maxillary
Which of the following statements is true concerning the sphenoid? - Answers -It can
be seen from a lateral and internal view of the skull and it can be seen in the orbit
What two sutures meet at the Bregma? - Answers -Both Coronal suture and Sagittal
suture
In which of the following bones would you find the external auditory meatus? - Answers
-The temporal bone
The sella turcica is found in the - Answers -sphenoid bone
Which of the following opens into the maxillary sinus? - Answers -The hiatus
semilunaris
Which of the following teeth would not be found in proximity to the floor of the maxillary
sinus? - Answers -The maxillary lateral incisor
Where is the opening of maxillary sinus into the nasal cavity found? - Answers -Two-
thirds of the way up the lateral wall
The ethmoid bulla is found in the - Answers -middle meatus
What space communicates with the anterior ethmoid? - Answers -The hiatus
semilunaris
The posterior part of the nasal septum may be known as the - Answers -both choana
and posterior nasal aperture
What is the function of the temporalis muscle? - Answers -Elevate and retrude the
mandible
, Which of the following is not the origin of the medial pterygoid muscle? - Answers -
Zygomatic arch
Which of the following muscles most directly affects the movement of the
temporomandibular joint (TMJ)? - Answers -The temporalis muscles
The muscles of mastication are innervated by the ______ cranial nerve. - Answers -V
What muscles function in the closing of the jaws? - Answers -Masseter muscle,
Temporalis muscle, and Medial pterygoid muscle
The temporalis, masseter, and medial pterygoid muscles all work to elevate and retrude
the mandible.Which of the following muscles is capable of retruding the mandible? -
Answers -Both Temporalis and Digastric
Which of the following is not an infrahyoid muscle? - Answers -The mylohyoid
Which of the following statements is not true about the sternocleidomastoid and
trapezius muscles? - Answers -They have similar insertions.
The disk of the TMJ is attached laterally and medially to the - Answers -poles of the
condyle
The temporomandibular ligament functions to - Answers -keep the condyle from being
pulled too far posteriorly
The temporomandibular ligament is found in the - Answers -lateral part of the capsule
Pain in the area of the TMJ coming from another area, not related directly to the TMJ, is
known as ______ pain. - Answers -referred
Dislocation of the TMJ is referred to as - Answers -subluxation
When the disk of the TMJ is deranged, it is usually - Answers -displaced anteriorly
The muscles of facial expression are innervated by the ______ cranial nerve. -
Answers -VII
Which of the following muscles plays a role in smiling? - Answers -Levator labii
superioris and Zygomatic major
Which muscle plays a role in keeping the food on the occlusal surfaces during
mastication? - Answers -Buccinator
Which group of muscles of facial expression is the most poorly developed? - Answers -
Risorius
