NATIONAL BOARD DENTAL HYGIENE
EXAMINATION - MOSBY'S REVIEW
QUESTIONS WITH THE CORRECT
ANSWERS
which paired muscle covers most of the lateral aspect of the ramus of the mandible?
a. temporalis
b. masseter
c. lateral pterygoid
d. medial pterygoid - correct answer-b. masseter
during periodontal surgery, a fenestration is exposed on tooth #6. A fenestration is a
defect of which type of bone?
a. compact
b. cancellous
c. interdental
d. interradicular - correct answer-a. compact
the fibrous connective tissue membrane covering the outside of bone is called the
a. endosteum
b. periosteum
c. hyaline cartilage
d. articular cartilage - correct answer-b. periosteum
what is the purpose of the synovial membrane in a synovial joint?
a. secrete fluid into the joint cavity
b. surround the joint like a fibrous sleeve
c. innervate the muscles that move the joint
d. convey a sense of position and movement - correct answer-a. secrete fluid into
the joint cavity
which component of a nerve conducts impulses toward the cell body?
a. axon
b. soma
, c. neuron
d. dendrite - correct answer-d. dendrite
which spinal vertebrae fuse together to form a triangular mass?
a. sacral
b. lumbar
c. cervical
d. thoracic - correct answer-a. sacral
the opthalmic nerve is the first division of the fifth cranial nerve V, the trigeminal
nerve. The maxillary nerve is the second division of the trigeminal nerve.
a. both statements are true
b. both statements are false
c. the first statement is true, and the second statement is false
d. the first statement is false, and the second statement is true. - correct answer-a.
both statements are true
which injections technique would be used to achieve anesthesia of teeth # 15 and #
16?
a. nasopalatine block
b. anterosuperior alveolar block
c. middle superior alveolar block
d. posterosuperior alveolar block - correct answer-d. posterosuperior alveolar block
the infraorbital foramen is located in which bone?
a. frontal
b. maxilla
c. zygoamtic
d. sphenoid - correct answer-b. maxilla
all of the following are foramina in the sphenoid bone EXCEPT the
a. incisive foramen
b. superior orbital fissure
c. foramen ovale
d. foramen rotundum - correct answer-a. incisive foramen
Which muscle retracts the tongue?
a. genioglossus
b. hyloglossus
c. styloglossus
d. palatoglossus - correct answer-c. styloglossus
which plane of dissection divides the body into anterior and posterior portions?
a. frontal
b. sagittal
c. horizontal
d. median - correct answer-a. frontal plane
teeth #3 and #14 are:
a. ipsilateral to each other
EXAMINATION - MOSBY'S REVIEW
QUESTIONS WITH THE CORRECT
ANSWERS
which paired muscle covers most of the lateral aspect of the ramus of the mandible?
a. temporalis
b. masseter
c. lateral pterygoid
d. medial pterygoid - correct answer-b. masseter
during periodontal surgery, a fenestration is exposed on tooth #6. A fenestration is a
defect of which type of bone?
a. compact
b. cancellous
c. interdental
d. interradicular - correct answer-a. compact
the fibrous connective tissue membrane covering the outside of bone is called the
a. endosteum
b. periosteum
c. hyaline cartilage
d. articular cartilage - correct answer-b. periosteum
what is the purpose of the synovial membrane in a synovial joint?
a. secrete fluid into the joint cavity
b. surround the joint like a fibrous sleeve
c. innervate the muscles that move the joint
d. convey a sense of position and movement - correct answer-a. secrete fluid into
the joint cavity
which component of a nerve conducts impulses toward the cell body?
a. axon
b. soma
, c. neuron
d. dendrite - correct answer-d. dendrite
which spinal vertebrae fuse together to form a triangular mass?
a. sacral
b. lumbar
c. cervical
d. thoracic - correct answer-a. sacral
the opthalmic nerve is the first division of the fifth cranial nerve V, the trigeminal
nerve. The maxillary nerve is the second division of the trigeminal nerve.
a. both statements are true
b. both statements are false
c. the first statement is true, and the second statement is false
d. the first statement is false, and the second statement is true. - correct answer-a.
both statements are true
which injections technique would be used to achieve anesthesia of teeth # 15 and #
16?
a. nasopalatine block
b. anterosuperior alveolar block
c. middle superior alveolar block
d. posterosuperior alveolar block - correct answer-d. posterosuperior alveolar block
the infraorbital foramen is located in which bone?
a. frontal
b. maxilla
c. zygoamtic
d. sphenoid - correct answer-b. maxilla
all of the following are foramina in the sphenoid bone EXCEPT the
a. incisive foramen
b. superior orbital fissure
c. foramen ovale
d. foramen rotundum - correct answer-a. incisive foramen
Which muscle retracts the tongue?
a. genioglossus
b. hyloglossus
c. styloglossus
d. palatoglossus - correct answer-c. styloglossus
which plane of dissection divides the body into anterior and posterior portions?
a. frontal
b. sagittal
c. horizontal
d. median - correct answer-a. frontal plane
teeth #3 and #14 are:
a. ipsilateral to each other
