DMT TEST 1 ALREADY PASSED
A 70-year-old woman comes to the dental office for preparation of her maxillary anterior teeth for
porcelain veneers. She wants to lighten her teeth but wants to keep the same color. She is wearing
brightly colored clothing and makeup. What steps can the dental hygienist perform to help in the initial
shade taking? - =shine the operatory light on the teeth
What happens to a marshmallow when it is squeezed or flattened? - =A and C (Vol decreases, Density
increases)
Which of the following does not involve cusps? - =Inlay
What is Dr. Frederick McKay credited with? - =Noting dental fluorosis in Colorado Springs
All of the following statements are correct except one. Which one is the EXCEPTION? - =The anterior
portion of the maxillary arch using the double pour technique of pouring stone is trimmed to a point at
the midline
Dental material's stiffness is also known as Modulus. Preventive biomaterials promote oral health and
prevent occurrence of oral disease. - =Both statements are true
You have been asked to examine a fellow student's mouth during partner in care. You are checking the
contact of the molars to determine the occlusion. You have been asked by your clinical instructor which
forces are being exerted by these teeth. Which of the following is the BEST answer? - =compressive
force
Which of the following material should not be mixed with latex gloves since the sulfur products from the
gloves will interfere with the set of the material? - =Polysulfide
The intensity or strength of a colour is known as: - =chroma
Matthew, Dr. King's dental hygienist, recognized that the alginate impression he took on his younger
brother, Nicholas, resulted in air bubbles and was torn along the frenum area and there was an
, inadequate peripheral roll. How can Matthew prevent this from happening again on subsequent clients?
- =all except A (ensure that the tray is under seated and utility wax is used)
According to the FDA US Food and Drug Administration, which of the following Class involves gloves and
prophy paste which regulates good manufacturing standards and record keeping practices: - =Class I
Microleakage may be responsible for: - =A, B, C (Recurrent caries, Marginal staining, Post-operative
sensitivity)
Dr. Lewis decided on completing his client's treatment with a restoration which covers 2 cusps of a tooth
opposed to a full crown. This type of fixed prosthesis is known as a(an): - =onlay
The following steps should be considered when taking an impression on a client who has a strong gag
reflex except one. Which one is the EXCEPTION. - =Ask the client if he/she has a strong gag reflex and
lean client back
Which of the following controls the setting rate of alginate? - =Trisodium phosphate
Once the initial set of stone has occurred, the material - =will lose its glossy appearance
The most common reason for loss of a sealant shortly after placement is: - =saliva contamination after
acid etching
All of the following are examples of direct restorative materials except one. Which one is the
EXCEPTION? - =Bridges
All of the following statements are true. Which one is the exception? - =Polyethers which are not used
for crown and bridge are the oldest of the elastomers and are commonly referred to as preliminary
impression materials.
All of the following statements are true except one. Which one is the EXCEPTION? - =It is not
recommended to try to product samples before distributing them to your clients
A 70-year-old woman comes to the dental office for preparation of her maxillary anterior teeth for
porcelain veneers. She wants to lighten her teeth but wants to keep the same color. She is wearing
brightly colored clothing and makeup. What steps can the dental hygienist perform to help in the initial
shade taking? - =shine the operatory light on the teeth
What happens to a marshmallow when it is squeezed or flattened? - =A and C (Vol decreases, Density
increases)
Which of the following does not involve cusps? - =Inlay
What is Dr. Frederick McKay credited with? - =Noting dental fluorosis in Colorado Springs
All of the following statements are correct except one. Which one is the EXCEPTION? - =The anterior
portion of the maxillary arch using the double pour technique of pouring stone is trimmed to a point at
the midline
Dental material's stiffness is also known as Modulus. Preventive biomaterials promote oral health and
prevent occurrence of oral disease. - =Both statements are true
You have been asked to examine a fellow student's mouth during partner in care. You are checking the
contact of the molars to determine the occlusion. You have been asked by your clinical instructor which
forces are being exerted by these teeth. Which of the following is the BEST answer? - =compressive
force
Which of the following material should not be mixed with latex gloves since the sulfur products from the
gloves will interfere with the set of the material? - =Polysulfide
The intensity or strength of a colour is known as: - =chroma
Matthew, Dr. King's dental hygienist, recognized that the alginate impression he took on his younger
brother, Nicholas, resulted in air bubbles and was torn along the frenum area and there was an
, inadequate peripheral roll. How can Matthew prevent this from happening again on subsequent clients?
- =all except A (ensure that the tray is under seated and utility wax is used)
According to the FDA US Food and Drug Administration, which of the following Class involves gloves and
prophy paste which regulates good manufacturing standards and record keeping practices: - =Class I
Microleakage may be responsible for: - =A, B, C (Recurrent caries, Marginal staining, Post-operative
sensitivity)
Dr. Lewis decided on completing his client's treatment with a restoration which covers 2 cusps of a tooth
opposed to a full crown. This type of fixed prosthesis is known as a(an): - =onlay
The following steps should be considered when taking an impression on a client who has a strong gag
reflex except one. Which one is the EXCEPTION. - =Ask the client if he/she has a strong gag reflex and
lean client back
Which of the following controls the setting rate of alginate? - =Trisodium phosphate
Once the initial set of stone has occurred, the material - =will lose its glossy appearance
The most common reason for loss of a sealant shortly after placement is: - =saliva contamination after
acid etching
All of the following are examples of direct restorative materials except one. Which one is the
EXCEPTION? - =Bridges
All of the following statements are true. Which one is the exception? - =Polyethers which are not used
for crown and bridge are the oldest of the elastomers and are commonly referred to as preliminary
impression materials.
All of the following statements are true except one. Which one is the EXCEPTION? - =It is not
recommended to try to product samples before distributing them to your clients
