BDHE Exam Questions With 100% Verified
Correct Answers.
a cyst is
an abnormal pathologic sac
a cavity lined by epithelial tissue
enclosed by connective tissue
diagnosed on the basis of histologic appearance and location
in which layer of the epidermis are cells undergoing mitosis most likely to be seen?
stratum basal
hypersensitivity of the dentinal surface to external stimuli is caused by...
fluid movement within the tubules that transmit signals to the nerves in the pulp chamber
which tissues have nerve innervations?
pulp
periodontal ligament
because of the proximity of odontoblastic cell bodies to the nerve terminal endings in the
tooth, clinical exposure of dentin may result in sensitivity. what is the location of
odontoblastic bodies?
pulp
tooth structure loss that occurs from pathologic wear of teeth by foreign substance is called
abrasion
the cres of the alveolar bone is usually apical to the cemento-enamel junction by..
0.75 to 1.49 mm
how do cysts show up radiographically
,with a well defined border
how do soft tissues cysts show up radiographically
they do not show up on radiographs
the tissue lining of an unhealthy gingival sulcus consists of
nonkeratinized epithelium with rete pegs
the bottom of the gingival sulcus is marked by the..
junctional epithelium
which tissues have little or no keratinization?
sulcular epithelium
what does bleeding caused by probing indicate?
ulceration of crevicular epithelium
which tissue changes result in erythematous gingiva
increased vascularization of the underlying vascular connective tissue
what type of connective tissue underlies the epithelium of the gingival?
fibrous which gives it its firm consistency
in gingivitis, poor tissue tone is caused by
destruction of collagen fibers
definitive diagnosis of furcation involvement is made by
clinical probing because it cant always be seen in radiographs
enamel projections of the root surface are attributed to the differentiation of
hertwig's epithelial root sheath
hertwig's epithelial root sheath is derived from the
,reduced enamel epithelium
hertwing's epithelial root sheath is entirely composed of
inner and outer enamel epithelium
when is root formation completed?
1-4 years after eruption
remnants of hertwig's epithelial root sheath found in the periodontal ligament of a
functioning tooth are called
rests of malassez
the stippled texture of gingiva may be attributed to
connective tissue projections
the color of gingiva may be attributed to
keratinization
thickness of the epithelium
blood supply
pigmentation
a specialized periosteum which forms and resorbs bone and cementum is called
periodontal ligament
what is the outer less calcified layer of cementum that results in cementum resorbing less
readily than bone ?
cementoid
cementum is a product of
periodontal ligament
which cells does the periodontal ligament contain?
, osteoblasts
osteoclasts
cementoblasts
cementoclasts
a cleft-like absence of the alveolar cortical plate resulting in a denuded root surface is called
dehiscence
characteristics of bundle bone (alveolar bone proper)
adjacent to the periodontal ligament and containing sharpey's fibers
which tissues of the normal periodontium is the alveolar bone directly adjacent to?
periodontal ligament and gingival connective tissue
the cells that are important in the formation of the principal fibers of the periodontal
ligament are
fibroblasts
the types of epithelia found lining the oral cavity include
keratinized and nonkeratinized stratified squamous
epithelial tissues are characterized by
little intercellular substance and many cells
embryonically, the mandible is derived from the
first branchial arch
the anterior portion, or body, of the tongue develops from the
mandibular process
a cleft lip occurs when the maxillary process fails to fuse with the
globular process
Correct Answers.
a cyst is
an abnormal pathologic sac
a cavity lined by epithelial tissue
enclosed by connective tissue
diagnosed on the basis of histologic appearance and location
in which layer of the epidermis are cells undergoing mitosis most likely to be seen?
stratum basal
hypersensitivity of the dentinal surface to external stimuli is caused by...
fluid movement within the tubules that transmit signals to the nerves in the pulp chamber
which tissues have nerve innervations?
pulp
periodontal ligament
because of the proximity of odontoblastic cell bodies to the nerve terminal endings in the
tooth, clinical exposure of dentin may result in sensitivity. what is the location of
odontoblastic bodies?
pulp
tooth structure loss that occurs from pathologic wear of teeth by foreign substance is called
abrasion
the cres of the alveolar bone is usually apical to the cemento-enamel junction by..
0.75 to 1.49 mm
how do cysts show up radiographically
,with a well defined border
how do soft tissues cysts show up radiographically
they do not show up on radiographs
the tissue lining of an unhealthy gingival sulcus consists of
nonkeratinized epithelium with rete pegs
the bottom of the gingival sulcus is marked by the..
junctional epithelium
which tissues have little or no keratinization?
sulcular epithelium
what does bleeding caused by probing indicate?
ulceration of crevicular epithelium
which tissue changes result in erythematous gingiva
increased vascularization of the underlying vascular connective tissue
what type of connective tissue underlies the epithelium of the gingival?
fibrous which gives it its firm consistency
in gingivitis, poor tissue tone is caused by
destruction of collagen fibers
definitive diagnosis of furcation involvement is made by
clinical probing because it cant always be seen in radiographs
enamel projections of the root surface are attributed to the differentiation of
hertwig's epithelial root sheath
hertwig's epithelial root sheath is derived from the
,reduced enamel epithelium
hertwing's epithelial root sheath is entirely composed of
inner and outer enamel epithelium
when is root formation completed?
1-4 years after eruption
remnants of hertwig's epithelial root sheath found in the periodontal ligament of a
functioning tooth are called
rests of malassez
the stippled texture of gingiva may be attributed to
connective tissue projections
the color of gingiva may be attributed to
keratinization
thickness of the epithelium
blood supply
pigmentation
a specialized periosteum which forms and resorbs bone and cementum is called
periodontal ligament
what is the outer less calcified layer of cementum that results in cementum resorbing less
readily than bone ?
cementoid
cementum is a product of
periodontal ligament
which cells does the periodontal ligament contain?
, osteoblasts
osteoclasts
cementoblasts
cementoclasts
a cleft-like absence of the alveolar cortical plate resulting in a denuded root surface is called
dehiscence
characteristics of bundle bone (alveolar bone proper)
adjacent to the periodontal ligament and containing sharpey's fibers
which tissues of the normal periodontium is the alveolar bone directly adjacent to?
periodontal ligament and gingival connective tissue
the cells that are important in the formation of the principal fibers of the periodontal
ligament are
fibroblasts
the types of epithelia found lining the oral cavity include
keratinized and nonkeratinized stratified squamous
epithelial tissues are characterized by
little intercellular substance and many cells
embryonically, the mandible is derived from the
first branchial arch
the anterior portion, or body, of the tongue develops from the
mandibular process
a cleft lip occurs when the maxillary process fails to fuse with the
globular process
