Dental Assisting EXAM AND STUDY GUIDE LATEST 2025 EXAM 200+ QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES(VERIFIED ANSWERS)|ALREADY GRADED A+
Amalgam - correct answer Used for filling cavities due to tooth decay or to repair a broken
tooth (liquid mercury, copper, tin & silver) store in low humidity, well ventilated at room
temperature
Alcohol based hand rub - correct answer •Apply hand rub in palm of hand
•run hands together
•be sure all surfaces of hands and fingers are covered with the rub
•fun until dry on the hands & fingers
Abscesses tooth - correct answer An infection or pus resulting from a bacterial infection. Occur
in the space between the teeth and gums or near the root of the tooth. Symptoms include
swelling, pain, pressure, and severe responses to heat
Acquired immunodeficiency syndrome AIDS - correct answer An HIV + individual can remain
healthy for many years or develops AIDS with serious illness & infections
Adverse drug effect - correct answer A negative reaction to a drug involving abnormal, harmful,
undesired, or unintended side effects.
Acrylic products - correct answer Used to fabricate temporary fillings, crowns & bridges
Amalgam capsules - correct answer Single spill: 400mg small
Double spill: 600mg medium
Triple spill: 800 mg large
Alginate - correct answer The material most commonly used to obtain an impression as it
provides sufficient accuracy for the most study cast and primary models for orthodontic
appliances mouth guards, bleach trays, temporary restorations & custom trays
Alveolar bone - correct answer Thickened ridge of bone that supports the teeth
Avulsions - correct answer Occur when a tooth is completely knocked out. Caused by the
displacement of tooth from its socket
Alginate impression material - correct answer Creates a gelatin dessert like impression. This
material is used mainly for study models, whitening tray, preliminary impressions and so on.
Avariation method aka 6 handed dentistry - correct answer 6 handed dentistry involves using a
second chairside assistant, thus adding an additional pair of hands
Amalgam condenser - correct answer Condenses filling material into the tooth
Amalgam carrier - correct answer Used to carry filling material to the prepared tooth
ALARA - correct answer As low as reasonably achievable
,Dental Assisting EXAM AND STUDY GUIDE LATEST 2025 EXAM 200+ QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES(VERIFIED ANSWERS)|ALREADY GRADED A+
Asthma - correct answer This is a pulmonary disorder whereby a pt airway is suddenly
narrowed. This can cause breathing difficulties, coughing, and wheezing.
Bacteria - correct answer Large group of one celled microorganisms varied in shape sizes &
arrangement
Benefits of immunization - correct answer •Provides the antibodies necessary to fight off the
infection. With artificially acquired immunity, however, there is the benefit of antibody
production without the risk of actually contracting the disease and the complications that might
result.
•through the immunization, you protect yourself and those with whom you might come into
contact from infection. Certain vaccines can also extend life of a persons expectancy(influenza).
•vaccines also protect against related diseases multiple complications and certain cancers
(cervical & liver)
•cheaper to prevent the disease than it is to treat it.
•if a critical number of people in a community get vaccinated against a particular disease, the
entire population is much less likely to acquire the disease
Broken or chipped tooth - correct answer Anterior (front) teeth are commonly broken or
chipped in diving boards; water faucets; or on steering wheels
Boxed of film are labeled with - correct answer Type of film
Film speed
Film size
Film expiration date
# of packets per packet
# of films in a box
Basic tray setup - correct answer Mouth mirror
Explorer
Cotton pliers
Periodontal probe
Used for examing the oral cavity and teeth formation
Bloodborne pathogens standard BBP - correct answer Is supported in the cdc guidelines. They
also cover sharps
, Dental Assisting EXAM AND STUDY GUIDE LATEST 2025 EXAM 200+ QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES(VERIFIED ANSWERS)|ALREADY GRADED A+
Blood pressure - correct answer 140/90 or below for adults
118/76 for adolescents
100/66 for children
Buccal surface - correct answer An aspect of dentition, this is the surface of the tooth closest to
the inner cheek
Burnisher - correct answer Smoothes and burnishes the filling material before hardening and
shapes metal matrix bands
Buccal - correct answer Toward the cheek of posterior teeth only
Cardiac angina - correct answer A pt experiences severe chest pain because the heart muscle is
deprived of adequate oxygen
Cerebrovascular - correct answer Commonly referred to as a stroke, this is an interruption of
the blood flow to the brain. The pt can experience paralysis, speech, and vision problems,
difficulty swallowing, headache, seizure or loss of consciousness
Chain of infection - correct answer •Virolence:the ability of a pathogen to overcome a body's
defenses and cause disease. A highly virulent disease can overcome even a healthy persons
immune system.
•Numbers: the greater the concentrations of pathogens present, the more likely it can
overwhelm the body and cause disease.
•Reservoir: pathogens require a reservoir to reside & multiply; for ex: bloodstream dental unit
water lines, or mucous membranes.
•Susceptible host: the lower a persons resistance, the more susceptible that person is to
getting ill. Lowered resistance can result from poor nutrition.
•Entry portal: there must be a method of transmission: for ex: a break in the skin or inhaled
through the nose
CDC centers for disease control - correct answer A federal public health agency that falls under
the public health service, within the U.S department of health + human services. Cdc is
responsible for many of the recommendations and guidelines that govern modern infection
control, including standard precautions that are used by every dental practice
Cold - correct answer Apply dry ice, ice, or ethyl chloride to determine pulp responses
Closing office - correct answer Wear appropriate personal protective equipment when
emptying trash.
Turn off all equipment and ensure each operators is adequately stocked for the next day.
ANSWERS WITH RATIONALES(VERIFIED ANSWERS)|ALREADY GRADED A+
Amalgam - correct answer Used for filling cavities due to tooth decay or to repair a broken
tooth (liquid mercury, copper, tin & silver) store in low humidity, well ventilated at room
temperature
Alcohol based hand rub - correct answer •Apply hand rub in palm of hand
•run hands together
•be sure all surfaces of hands and fingers are covered with the rub
•fun until dry on the hands & fingers
Abscesses tooth - correct answer An infection or pus resulting from a bacterial infection. Occur
in the space between the teeth and gums or near the root of the tooth. Symptoms include
swelling, pain, pressure, and severe responses to heat
Acquired immunodeficiency syndrome AIDS - correct answer An HIV + individual can remain
healthy for many years or develops AIDS with serious illness & infections
Adverse drug effect - correct answer A negative reaction to a drug involving abnormal, harmful,
undesired, or unintended side effects.
Acrylic products - correct answer Used to fabricate temporary fillings, crowns & bridges
Amalgam capsules - correct answer Single spill: 400mg small
Double spill: 600mg medium
Triple spill: 800 mg large
Alginate - correct answer The material most commonly used to obtain an impression as it
provides sufficient accuracy for the most study cast and primary models for orthodontic
appliances mouth guards, bleach trays, temporary restorations & custom trays
Alveolar bone - correct answer Thickened ridge of bone that supports the teeth
Avulsions - correct answer Occur when a tooth is completely knocked out. Caused by the
displacement of tooth from its socket
Alginate impression material - correct answer Creates a gelatin dessert like impression. This
material is used mainly for study models, whitening tray, preliminary impressions and so on.
Avariation method aka 6 handed dentistry - correct answer 6 handed dentistry involves using a
second chairside assistant, thus adding an additional pair of hands
Amalgam condenser - correct answer Condenses filling material into the tooth
Amalgam carrier - correct answer Used to carry filling material to the prepared tooth
ALARA - correct answer As low as reasonably achievable
,Dental Assisting EXAM AND STUDY GUIDE LATEST 2025 EXAM 200+ QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES(VERIFIED ANSWERS)|ALREADY GRADED A+
Asthma - correct answer This is a pulmonary disorder whereby a pt airway is suddenly
narrowed. This can cause breathing difficulties, coughing, and wheezing.
Bacteria - correct answer Large group of one celled microorganisms varied in shape sizes &
arrangement
Benefits of immunization - correct answer •Provides the antibodies necessary to fight off the
infection. With artificially acquired immunity, however, there is the benefit of antibody
production without the risk of actually contracting the disease and the complications that might
result.
•through the immunization, you protect yourself and those with whom you might come into
contact from infection. Certain vaccines can also extend life of a persons expectancy(influenza).
•vaccines also protect against related diseases multiple complications and certain cancers
(cervical & liver)
•cheaper to prevent the disease than it is to treat it.
•if a critical number of people in a community get vaccinated against a particular disease, the
entire population is much less likely to acquire the disease
Broken or chipped tooth - correct answer Anterior (front) teeth are commonly broken or
chipped in diving boards; water faucets; or on steering wheels
Boxed of film are labeled with - correct answer Type of film
Film speed
Film size
Film expiration date
# of packets per packet
# of films in a box
Basic tray setup - correct answer Mouth mirror
Explorer
Cotton pliers
Periodontal probe
Used for examing the oral cavity and teeth formation
Bloodborne pathogens standard BBP - correct answer Is supported in the cdc guidelines. They
also cover sharps
, Dental Assisting EXAM AND STUDY GUIDE LATEST 2025 EXAM 200+ QUESTIONS AND CORRECT DETAILED
ANSWERS WITH RATIONALES(VERIFIED ANSWERS)|ALREADY GRADED A+
Blood pressure - correct answer 140/90 or below for adults
118/76 for adolescents
100/66 for children
Buccal surface - correct answer An aspect of dentition, this is the surface of the tooth closest to
the inner cheek
Burnisher - correct answer Smoothes and burnishes the filling material before hardening and
shapes metal matrix bands
Buccal - correct answer Toward the cheek of posterior teeth only
Cardiac angina - correct answer A pt experiences severe chest pain because the heart muscle is
deprived of adequate oxygen
Cerebrovascular - correct answer Commonly referred to as a stroke, this is an interruption of
the blood flow to the brain. The pt can experience paralysis, speech, and vision problems,
difficulty swallowing, headache, seizure or loss of consciousness
Chain of infection - correct answer •Virolence:the ability of a pathogen to overcome a body's
defenses and cause disease. A highly virulent disease can overcome even a healthy persons
immune system.
•Numbers: the greater the concentrations of pathogens present, the more likely it can
overwhelm the body and cause disease.
•Reservoir: pathogens require a reservoir to reside & multiply; for ex: bloodstream dental unit
water lines, or mucous membranes.
•Susceptible host: the lower a persons resistance, the more susceptible that person is to
getting ill. Lowered resistance can result from poor nutrition.
•Entry portal: there must be a method of transmission: for ex: a break in the skin or inhaled
through the nose
CDC centers for disease control - correct answer A federal public health agency that falls under
the public health service, within the U.S department of health + human services. Cdc is
responsible for many of the recommendations and guidelines that govern modern infection
control, including standard precautions that are used by every dental practice
Cold - correct answer Apply dry ice, ice, or ethyl chloride to determine pulp responses
Closing office - correct answer Wear appropriate personal protective equipment when
emptying trash.
Turn off all equipment and ensure each operators is adequately stocked for the next day.
