NDHCE Board Exam (2025) comprehensive
questions and verified answers ( detailed &
elaborated) ACTUAL EXAM 2025-2026
TEST!!
The patient's mother was b. dentinal tubule
informed that multiple Bacteria smaller than dentinal tubules enter the
carious lesion caries on tubules and destroy the odontoblastic processes
her maxillary molars had (dentinal fibers) and follow the course to pulp.
progressed into the
dentin. Caries in the dentin
of the tooth progresses
through the
a. interglobular dentin
b. dentinal tubule
c. secondary dentin
d. predentin
Enamel hypocalcification b. reduction in the quantity of enamel matrix
is a type of enamel
dysplasia that involves:
a. an increased number of
ameloblasts
b. reduction in the quantity
of enamel matrix
c. grooves and pitting on
the enamel surface
d. interference in the
metabolic
,During 4th week of A. Branchial arch 1 forms two lateral swellings and one
embryonic life, the tongue medial swelling (tuberculum impar) to form the body
develops from several of the tongue
swellings arising on the
internal aspects of the
brachial arches 1-4. Which
swelling from the body of
the tongue.
a. Branchial arch 1
b. branchial arches 2, 3
and part of 4
c. branchial arches 4
d. thyroid gland
, e. all of the above
A. Gingiva contains circular fiber or circumferential
fibers that envelop each tooth separately within the
free gingiva.
B. Attached gingiva is composed of orthokeratinized
stratified squamous epithelium. Epithelium is not
What histologic structures
vascularized and depends on the underlying
comprise healthy attached
connective tissue for nourishment; the epithelium
gingiva
interfaces with underlying connective tissue to
a. circular fibers
enhance this nourishment. Epithelial extensions into
b. rete pegs
connective tissue are called ridges or rete pegs. This
c. connective tissue
rete peg arrangement produces the clinical
papilla
appearance of stippling.
d. fibroblasts
C. The epithelium interfaces with underlying
e. all of the above.
connective tissue to enhance nourishment.
Connective tissue papillae are the connective tissue
extensions into overlying epithelium.
D. Fibroblasts are present in gingival connective
tissue; they produce various types of fibers and
synthesize intercellular ground substance.
What type of epithelium a. keratinized stratified squamous epithelium
comprises attached
gingiva?
a. keratinized stratified
squamous epithelium
b. nonkeratinized stratified
squamous epithelium
c. keratinized simple
squamous epithelium
d. Pseudostratified
columnar epithelium
e. nonkeratinized simple
squamous epithelium
, a cleft lip occurs when the b. globular process (medial nasal process)
maxillary process fails to Cleft lip occurs when the maxillary process fails to
fuse with which one of the fuse with the globular process. The maxillary process
following embryonic forms the sides of the lip, and the globular process
processes? (medial nasal process) forms the center or philtrum of
a. Palatine process the lip. A cleft lip can occur on one side (e.g., the right
b. globular process maxillary process fails to fuse with the globular
(medial nasal process) process), or on both sides (e.g., the right and left
c. lateral nasal process maxillary processes fail to fuse with the globular
d. mandibular process process).
e. opposing maxillary
process
Embryonically, the b. first branchial arch
mandible is derived from The first branchial arch gives rise to a large portion of
the the face and the intraoral structures. The mandible is
a. stomodeum derived from the first branchial arch.
b. first branchial arch
c. second branchial arch
d. third branchial arch
The anterior portion or c. mandibular process
body, of the tongue, The mandibular process gives rise to the body of the
develops from the tongue. Maxillary processes arise from the
a. second branchial arch superolateral border of the first branchial arch. Once
b. maxillary process this occurs, the rest of the first branchial arch is
c. mandibular process referred to as the mandibular process. From the
d. globular process mandibular process (first branchial arch), two lateral
(medial nasal process) swellings and one medial swelling (tuberculum impar)
e Rathke's pouch merge to form the body of the tongue.
questions and verified answers ( detailed &
elaborated) ACTUAL EXAM 2025-2026
TEST!!
The patient's mother was b. dentinal tubule
informed that multiple Bacteria smaller than dentinal tubules enter the
carious lesion caries on tubules and destroy the odontoblastic processes
her maxillary molars had (dentinal fibers) and follow the course to pulp.
progressed into the
dentin. Caries in the dentin
of the tooth progresses
through the
a. interglobular dentin
b. dentinal tubule
c. secondary dentin
d. predentin
Enamel hypocalcification b. reduction in the quantity of enamel matrix
is a type of enamel
dysplasia that involves:
a. an increased number of
ameloblasts
b. reduction in the quantity
of enamel matrix
c. grooves and pitting on
the enamel surface
d. interference in the
metabolic
,During 4th week of A. Branchial arch 1 forms two lateral swellings and one
embryonic life, the tongue medial swelling (tuberculum impar) to form the body
develops from several of the tongue
swellings arising on the
internal aspects of the
brachial arches 1-4. Which
swelling from the body of
the tongue.
a. Branchial arch 1
b. branchial arches 2, 3
and part of 4
c. branchial arches 4
d. thyroid gland
, e. all of the above
A. Gingiva contains circular fiber or circumferential
fibers that envelop each tooth separately within the
free gingiva.
B. Attached gingiva is composed of orthokeratinized
stratified squamous epithelium. Epithelium is not
What histologic structures
vascularized and depends on the underlying
comprise healthy attached
connective tissue for nourishment; the epithelium
gingiva
interfaces with underlying connective tissue to
a. circular fibers
enhance this nourishment. Epithelial extensions into
b. rete pegs
connective tissue are called ridges or rete pegs. This
c. connective tissue
rete peg arrangement produces the clinical
papilla
appearance of stippling.
d. fibroblasts
C. The epithelium interfaces with underlying
e. all of the above.
connective tissue to enhance nourishment.
Connective tissue papillae are the connective tissue
extensions into overlying epithelium.
D. Fibroblasts are present in gingival connective
tissue; they produce various types of fibers and
synthesize intercellular ground substance.
What type of epithelium a. keratinized stratified squamous epithelium
comprises attached
gingiva?
a. keratinized stratified
squamous epithelium
b. nonkeratinized stratified
squamous epithelium
c. keratinized simple
squamous epithelium
d. Pseudostratified
columnar epithelium
e. nonkeratinized simple
squamous epithelium
, a cleft lip occurs when the b. globular process (medial nasal process)
maxillary process fails to Cleft lip occurs when the maxillary process fails to
fuse with which one of the fuse with the globular process. The maxillary process
following embryonic forms the sides of the lip, and the globular process
processes? (medial nasal process) forms the center or philtrum of
a. Palatine process the lip. A cleft lip can occur on one side (e.g., the right
b. globular process maxillary process fails to fuse with the globular
(medial nasal process) process), or on both sides (e.g., the right and left
c. lateral nasal process maxillary processes fail to fuse with the globular
d. mandibular process process).
e. opposing maxillary
process
Embryonically, the b. first branchial arch
mandible is derived from The first branchial arch gives rise to a large portion of
the the face and the intraoral structures. The mandible is
a. stomodeum derived from the first branchial arch.
b. first branchial arch
c. second branchial arch
d. third branchial arch
The anterior portion or c. mandibular process
body, of the tongue, The mandibular process gives rise to the body of the
develops from the tongue. Maxillary processes arise from the
a. second branchial arch superolateral border of the first branchial arch. Once
b. maxillary process this occurs, the rest of the first branchial arch is
c. mandibular process referred to as the mandibular process. From the
d. globular process mandibular process (first branchial arch), two lateral
(medial nasal process) swellings and one medial swelling (tuberculum impar)
e Rathke's pouch merge to form the body of the tongue.
