Question 1

The EFDA performs an expanded function while the dentist is in the same treatment area.This assistant works under _____ supervision.

Accepted Answer

A)  direct
B)  indirect
C)  doctorD) B) and C)
E) A) and C)

Question 2

The dentist and the dental assistant try to eliminate or reduce class _____ movements to reduce stress and body fatigue.

Accepted Answer

A)  IV and V
B)  III and IV
C)  II and III
D)  I and IIE) C) and D)
F) A) and B)

Question 3

Which instrument exchange is used to transfer surgical instruments?

Accepted Answer

A)  Palm grasp
B)  Two-handed instrument exchange
C)  Single-handed instrument exchange
D)  Reverse palm-thumb graspE) None of the above
F) All of the above

Question 4

The position of the dental assistant includes all but:

Accepted Answer

A)  feet resting on the floor.
B)  4 to 6 inches above the operator.
C)  seated well back on stool.
D)  positioned as close as possible to the dental chair.E) A) and B)
F) B) and C) A

Question 5

What term describes when a dentist assigns or entrusts a specific procedure to a dental assistant?

Accepted Answer

A)  Orders
B)  Commands
C)  Delegates
D)  "It's your job."E) B) and C)
F) All of the above

Question 6

What classification of motion is described as movement of fingers,wrist,and elbow?

Accepted Answer

A)  Class I
B)  Class II
C)  Class IV
D)  None of the aboveE) None of the above
F) B) and D)

Question 7

The correct positioning of the operator's stool should include:

Accepted Answer

A)  feet on base.
B)  thighs elevated higher than hips.
C)  backrest positioned to support the upper portion of the back.
D)  none of the above.E) A) and B)
F) A) and C)

Question 8

The transfer zone is the area where:

Accepted Answer

A)  the patient is moved into the dental chair.
B)  the dental unit is located.
C)  instruments and dental materials are exchanged.
D)  rear delivery takes place.E) A) and B)
F) None of the above

Question 9

When performing a single-handed instrument transfer with a right-handed dentist,the dental assistant transfers the dental instrument with _____ hand.

Accepted Answer

A)  the right
B)  the left
C)  eitherD) A) and B)
E) A) and C)

Question 10

The theory of team dentistry,also referred to as _____,is based on the concept of the chairside dental assistant being seated across from the dentist and the two of them working together as a team.

Accepted Answer

A)  four-handed dentistry
B)  six-handed dentistry
C)  teamwork
D)  expanded-function dentistryE) A) and D)
F) B) and C) A

Question 11

Viewing an object through the use of a mirror is called ______ vision.

Accepted Answer

A)  direct
B)  reflective
C)  indirect
D)  invertedE) B) and D)
F) C) and D)

Question 12

Which zone is the area where the instruments and dental materials are exchanged between the dental assistant and the dentist?

Accepted Answer

A)  Static zone
B)  Assistant's zone
C)  Transfer zone
D)  Operator's zoneE) A) and D)
F) A) and C)

Question 13

In the classification of motions,which classification involves the movement of fingers and the wrist?

Accepted Answer

A)  I
B)  V
C)  II
D)  IIIE) B) and D)
F) A) and C) C

Question 14

Using the operating zones based on the "clock concept," the assistant's zone for a right-handed operator is:

Accepted Answer

A)  8:00 to 10:00.
B)  2:00 to 4:00.
C)  10:00 to 12:00.
D)  6:00 to 4:00.E) B) and C)
F) C) and D)

Question 15

During four-handed dentistry,the operator must have:

Accepted Answer

A)  easy access to the computer.
B)  easy access to instruments.
C)  easy access to the patient's oral cavity.
D)  a comfortable stool with a footrest.E) None of the above
F) B) and C)

Question 16

What is an example of Class IV motion?

Accepted Answer

A)  Picking up a pen to write
B)  Using a computer mouse
C)  Operating an x-ray unit
D)  Transferring an instrumentE) B) and C)
F) A) and D)

Question 17

A _____ is a finger rest that stabilizes the hand so that there is less possibility of slipping or traumatizing the tissue in the mouth.

Accepted Answer

A)  base
B)  fulcrum
C)  leverage point
D)  pivot pointE) C) and D)
F) All of the above

Question 18

When a patient is seated and positioned in the supine position,the dental light is directed over the ________ when turning on the light?

Accepted Answer

A)  patient's face
B)  operator's head
C)  patient's mouth
D)  patient's chestE) None of the above
F) A) and B)

Question 19

When the mouth mirror is used intraorally,the mirror must be _____ to the tooth surface.

Accepted Answer

A)  perpendicular
B)  parallel
C)  skewed mesially
D)  skewed distallyE) A) and C)
F) B) and C)

Question 20

The ideal fulcrum position should be:

Accepted Answer

A)  on the same arch that is being worked on.
B)  in the same quadrant that is being worked on.
C)  as close to the working area as possible.
D)  all of the above.E) All of the above
F) A) and B)

Exam 33: Delivering Dental Care

The EFDA performs an expanded function while the dentist is in the same treatment area.This assistant works under _____ supervision.

Correct AnswerverifiedShow Answer

The dentist and the dental assistant try to eliminate or reduce class _____ movements to reduce stress and body fatigue.

Correct AnswerverifiedShow Answer

Which instrument exchange is used to transfer surgical instruments?

Correct AnswerverifiedShow Answer

The position of the dental assistant includes all but:

Correct AnswerverifiedA

What term describes when a dentist assigns or entrusts a specific procedure to a dental assistant?

Correct AnswerverifiedShow Answer

What classification of motion is described as movement of fingers,wrist,and elbow?

Correct AnswerverifiedShow Answer

The correct positioning of the operator's stool should include:

Correct AnswerverifiedShow Answer

The transfer zone is the area where:

Correct AnswerverifiedShow Answer

When performing a single-handed instrument transfer with a right-handed dentist,the dental assistant transfers the dental instrument with _____ hand.

Correct AnswerverifiedShow Answer

The theory of team dentistry,also referred to as _____,is based on the concept of the chairside dental assistant being seated across from the dentist and the two of them working together as a team.

Correct AnswerverifiedA

Viewing an object through the use of a mirror is called ______ vision.

Correct AnswerverifiedShow Answer

Which zone is the area where the instruments and dental materials are exchanged between the dental assistant and the dentist?

Correct AnswerverifiedShow Answer

In the classification of motions,which classification involves the movement of fingers and the wrist?

Correct AnswerverifiedC

Using the operating zones based on the "clock concept," the assistant's zone for a right-handed operator is:

Correct AnswerverifiedShow Answer

During four-handed dentistry,the operator must have:

Correct AnswerverifiedShow Answer

What is an example of Class IV motion?

Correct AnswerverifiedShow Answer

A _____ is a finger rest that stabilizes the hand so that there is less possibility of slipping or traumatizing the tissue in the mouth.

Correct AnswerverifiedShow Answer

When a patient is seated and positioned in the supine position,the dental light is directed over the ________ when turning on the light?

Correct AnswerverifiedShow Answer

When the mouth mirror is used intraorally,the mirror must be _____ to the tooth surface.

Correct AnswerverifiedShow Answer

The ideal fulcrum position should be:

Correct AnswerverifiedShow Answer

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