TCDHA PERIO II MIDTERM EXAM NEWEST 2025-2026
ACTUAL TEST COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS) LATEST
UPDATED VERSION |GUARANTEED PASS A+ (TCDHA PERIO
II ACTUAL EXAM)
What type of conventional radiograph is preferred for accurately
measuring periodontal bone levels?
A. bitewings
B. PA
C. panoramic
D. CBCT
Answer- A. bitewings
Radiographs _______ bone loss.
A. underestimate
B. overly estimate
C. accurately estimate
D. cannot estimate
Answer- A. underestimate
,What is the earliest radiographic change in periodontal disease?
A. flattening of interdental bone
B. appearance of radiolucency
C. reduction in height of the interdental bone
D. disruption of the lamina dura
Answer- D. disruption of the lamina dura
What type of imaging can be used to visualize interdental craters
and avoids superimposition and unpredictable magnification?
A. bitewings
B. PA
C. panoramic
D. CBCT
Answer- D. CBCT
When looking at a vertical BWX and determining bone loss, it is
useful to know that the distance between CEJ-CEJ to bone is
usually ______ mm or less.
A. 1
B. 2
,C. 3
D. 4
Answer- B. 2
According to the NHANES data from 2009 to 2012, what
percentage of US adults had periodontitis?
A. 14%
B. 32%
C. 46%
D. 61%
Answer- C. 46%
All of the following groups have increased risk of periodontitis,
EXCEPT
A. Hispanics
B. elderly people
C. males
D. all of the above have increased risk
Answer- D. all of the above have increased risk
, Which of the following diagnoses is defined as the absence of
evidence for histological inflammation and anatomical changes
in the periodontium?
A. gingivitis
B. periodontal health
C. periodontitis
D. peri-implantitis
Answer- B. periodontal health
Which of the following diagnoses is defined as presence of
bleeding on probing but no bone loss?
A. gingivitis
B. periodontal health
C. periodontitis
D. peri-implantitis
Answer- A. gingivitis
ACTUAL TEST COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS) LATEST
UPDATED VERSION |GUARANTEED PASS A+ (TCDHA PERIO
II ACTUAL EXAM)
What type of conventional radiograph is preferred for accurately
measuring periodontal bone levels?
A. bitewings
B. PA
C. panoramic
D. CBCT
Answer- A. bitewings
Radiographs _______ bone loss.
A. underestimate
B. overly estimate
C. accurately estimate
D. cannot estimate
Answer- A. underestimate
,What is the earliest radiographic change in periodontal disease?
A. flattening of interdental bone
B. appearance of radiolucency
C. reduction in height of the interdental bone
D. disruption of the lamina dura
Answer- D. disruption of the lamina dura
What type of imaging can be used to visualize interdental craters
and avoids superimposition and unpredictable magnification?
A. bitewings
B. PA
C. panoramic
D. CBCT
Answer- D. CBCT
When looking at a vertical BWX and determining bone loss, it is
useful to know that the distance between CEJ-CEJ to bone is
usually ______ mm or less.
A. 1
B. 2
,C. 3
D. 4
Answer- B. 2
According to the NHANES data from 2009 to 2012, what
percentage of US adults had periodontitis?
A. 14%
B. 32%
C. 46%
D. 61%
Answer- C. 46%
All of the following groups have increased risk of periodontitis,
EXCEPT
A. Hispanics
B. elderly people
C. males
D. all of the above have increased risk
Answer- D. all of the above have increased risk
, Which of the following diagnoses is defined as the absence of
evidence for histological inflammation and anatomical changes
in the periodontium?
A. gingivitis
B. periodontal health
C. periodontitis
D. peri-implantitis
Answer- B. periodontal health
Which of the following diagnoses is defined as presence of
bleeding on probing but no bone loss?
A. gingivitis
B. periodontal health
C. periodontitis
D. peri-implantitis
Answer- A. gingivitis
