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EFDA Practice Questions with Complete Solutions
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EFDA Practice Questions with Complete Solutions In the Federation Dentaire International System for numbering, the first number represents a _________, while the second number represents a _________. - Correct Answer quadrant, tooth What is the visible portion of the anatomical crown known as?...

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  • April 4, 2024
  • 21
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers

Subjects

  • in the federation dentaire international system fo
  • what is the visible portion of the anatomical crow
  • the area where the roots divide
  • the point or area where approximating teeth in the

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  • EFDA dental
  • EFDA dental

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EFDA Practice Questions with Complete
Solutions In the Federation Dentaire International System for numbering, the first number represents a _________, while the second number represents a _________. - Correct Answer quadrant, tooth
What is the visible portion of the anatomical crown known as? - Correct Answer the clinical crown
The area where the roots divide - Correct Answer furcation
The point or area where approximating teeth in the same arch touch or meet each other is referred to as the ________. - Correct Answer contact area
Where are the TWO purposes of contact areas? - Correct Answer -to keep food from packing between the teeth
-help stabilize the dental arches
Coronal to the actual division into two or more roots is a concavity that extends to or nearly to the CEJ. This concavity is called - Correct Answer the furrow
What is the HARDEST tissue in the body? - Correct Answer enamel
What cells form enamel? - Correct Answer ameloblasts
The bulk of the tooth is made up of - Correct Answer dentin
In permanent teeth, the process of enamel formation is completed about ___ years before eruption. - Correct Answer 3
What is the composition of enamel? - Correct Answer 95% inorganic matter, 5% organic matter and water What is the SECOND hardest material in the body? - Correct Answer dentin
What is the composition of dentin? - Correct Answer 70% inorganic, 20% organic, 10% water
The three major types of dentin - Correct Answer primary, secondary, reparative
What type of dentin is a DEFENSE reaction to an area of injury? - Correct Answer reparative dentin
What has the HIGHEST fluoride content of all the materialized tissue? - Correct Answer cementum
The two types of cementum - Correct Answer acellular and cellular
What type of cementum ACTIVELY produces new layers of cementum throughout the life of the tooth? - Correct Answer cellular
What teeth have the cusp of Carabelli? - Correct Answer maxillary first molars
The ridge formed by the union of two triangular ridges - Correct Answer transverse ridge
The spillway provides an escape for food from the _______ surface during the mastication (chewing) process. - Correct Answer occlusal
The uncut tooth structure adjacent to the cavity prep - Correct Answer cavosurface
line angle - Correct Answer two walls
point angle - Correct Answer three walls
A thin soft tissue that is loosely attached to the underlying bone - Correct Answer alveolar mucosa T or F
Undue stress continually placed on the body can contribute to lower back pain, circulatory problems, muscle aches, and tension - Correct Answer True
When seated, the thighs should be _______ to the floor - Correct Answer parallel
The chair is raised or lowered to achieve ____ to ____ inches distance between the patient's face and the operator's face - Correct Answer 12 to 14
The back of the patient chair is raised until its angle to the floor is ______ degrees - Correct Answer 25-
45
The three basic parts of an instrument are - Correct Answer the working end, shank, and handle
When seated, the lower legs should be _______ to the floor - Correct Answer perpendicular
If the operator needs to lean forward, it should be done by bending at the - Correct Answer hips or neck
What will increase visibility to the lingual surfaces of the mandibular anterior teeth? - Correct Answer having the patient tilt their chin down
The flat, smooth working end of a condenser is referred to as - Correct Answer the nib
The FOUR basic principles of instrument use - Correct Answer grasp, finger rest, adaption, activation
What grasp offers the GREATEST control of instrumentation during dental procedures in the oral cavity? - Correct Answer modified pen grasp
The relationship between the working end of the instrument and the tooth surface - Correct Answer adaption

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