1|Page
NBDHE BUNDLED EXAMS (National Board
Dental Hygiene Examination) Pharmacology
Newest 2025 section with accurate and
verified questions covering drug
classifications, mechanisms of action,
adverse effects, contraindications, and their
implications in dental
intercellular ground substance is composed of - . .
ANSWER ✔ ✔protein carbohydrate complexes
What RNA virus is associated with the common cold? - . .
ANSWER ✔ ✔Rhinovirus
Which generalization is correct about proximal contact
areas? - . . ANSWER ✔ ✔Anterior teeth have contact areas
that are generally centered faciolingually
Slightly damaged tissues completely returns to its normal
structure and function in which healing process? - . .
ANSWER ✔ ✔Regeneration
,2|Page
Pain sensation might be blocked from going to the central
nervous system by other stimuli. This is best explained by
which theory? - . . ANSWER ✔ ✔Gate Control
What term refers to complete obstruction of blood flow to
a particular area - . . ANSWER ✔ ✔infarction
The most common autopsy finding in instances of sudden
death as a result of myocardial infarction is - . . ANSWER
✔ ✔coronary thrombosis
formation of blood clot inside a blood vessel of the heart - .
. ANSWER ✔ ✔Coronary Thrombosis
Deep cervical nodes are distributed along what? - . .
ANSWER ✔ ✔Internal jugular vein
What is true regarding saltatory conducti - . . ANSWER ✔
✔-it involves Nodes of Ranvier
-It is energy saving
-It is faster
,3|Page
Which lipoprotein contains the greatest amount of
protein? - . . ANSWER ✔ ✔High density
What is the functional unit of Striated muscle? - . .
ANSWER ✔ ✔Sarcomere
developmental macroglossia? - . . ANSWER ✔
✔Myxedema
Characteristics of salivary glycoproteins - . . ANSWER ✔
✔-Enhance binding of bacteria to tooth surfaces
-Interact with calcium and phosphate in hydroxyapatite
-Results from lysis of bacterial walls
What factors determine the position of the first permanent
molar? - . . ANSWER ✔ ✔Primary arch length
Which characteristic of bacteria influences relative
numbers in early plaque? - . . ANSWER ✔ ✔adherence to
pellicle
, 4|Page
What id produced in the nucleolus? - . . ANSWER ✔
✔Ribosomal RNA
The two buccal roots are about the same length in - . .
ANSWER ✔ ✔Perm MAX 2nd molars
Anticholinergic drug used to reduce airway secretions? - . .
ANSWER ✔ ✔Atropine- used to decrease saliva flow for
dental procedures
Cholinergic drug used to increase saliva flow in patients
with Sjogrens Syndrome - . . ANSWER ✔ ✔Pilocarpine
immune system disorder characterized by dry eyes and dry
mouth - . . ANSWER ✔ ✔Sjogrens syndrome
Drugs that mimic the parasympathetic nervous system - . .
ANSWER ✔ ✔Cholinergic
NBDHE BUNDLED EXAMS (National Board
Dental Hygiene Examination) Pharmacology
Newest 2025 section with accurate and
verified questions covering drug
classifications, mechanisms of action,
adverse effects, contraindications, and their
implications in dental
intercellular ground substance is composed of - . .
ANSWER ✔ ✔protein carbohydrate complexes
What RNA virus is associated with the common cold? - . .
ANSWER ✔ ✔Rhinovirus
Which generalization is correct about proximal contact
areas? - . . ANSWER ✔ ✔Anterior teeth have contact areas
that are generally centered faciolingually
Slightly damaged tissues completely returns to its normal
structure and function in which healing process? - . .
ANSWER ✔ ✔Regeneration
,2|Page
Pain sensation might be blocked from going to the central
nervous system by other stimuli. This is best explained by
which theory? - . . ANSWER ✔ ✔Gate Control
What term refers to complete obstruction of blood flow to
a particular area - . . ANSWER ✔ ✔infarction
The most common autopsy finding in instances of sudden
death as a result of myocardial infarction is - . . ANSWER
✔ ✔coronary thrombosis
formation of blood clot inside a blood vessel of the heart - .
. ANSWER ✔ ✔Coronary Thrombosis
Deep cervical nodes are distributed along what? - . .
ANSWER ✔ ✔Internal jugular vein
What is true regarding saltatory conducti - . . ANSWER ✔
✔-it involves Nodes of Ranvier
-It is energy saving
-It is faster
,3|Page
Which lipoprotein contains the greatest amount of
protein? - . . ANSWER ✔ ✔High density
What is the functional unit of Striated muscle? - . .
ANSWER ✔ ✔Sarcomere
developmental macroglossia? - . . ANSWER ✔
✔Myxedema
Characteristics of salivary glycoproteins - . . ANSWER ✔
✔-Enhance binding of bacteria to tooth surfaces
-Interact with calcium and phosphate in hydroxyapatite
-Results from lysis of bacterial walls
What factors determine the position of the first permanent
molar? - . . ANSWER ✔ ✔Primary arch length
Which characteristic of bacteria influences relative
numbers in early plaque? - . . ANSWER ✔ ✔adherence to
pellicle
, 4|Page
What id produced in the nucleolus? - . . ANSWER ✔
✔Ribosomal RNA
The two buccal roots are about the same length in - . .
ANSWER ✔ ✔Perm MAX 2nd molars
Anticholinergic drug used to reduce airway secretions? - . .
ANSWER ✔ ✔Atropine- used to decrease saliva flow for
dental procedures
Cholinergic drug used to increase saliva flow in patients
with Sjogrens Syndrome - . . ANSWER ✔ ✔Pilocarpine
immune system disorder characterized by dry eyes and dry
mouth - . . ANSWER ✔ ✔Sjogrens syndrome
Drugs that mimic the parasympathetic nervous system - . .
ANSWER ✔ ✔Cholinergic
