Certificate Course in Laser Dentistry

1. What does the acronym "LASER" stand for?

• 1. A) Light Amplification by Stimulated Emission of Radiation

• 1. B) Light Amplification System of Radiative Energy

  2. s

• 1. C) Light Absorption by Stimulated Emission of Radiation

• D) Laser Amplification of Specific Energy Ray

1. Which of the following is NOT a proposed application of lasers in periodontics?

• 1. A) Gingivectomy

  2. 
     

• 1. B) Osseous crown lengthening

  2. 
     

• 1. C) Tooth whitening

• D) Orthodontic tooth movement

1. What tissue component has the highest water content and is significant in laser applications?

• 1. A) Gingiva

• 1. B) Dentin

• 1. C) Enamel

• D) Bone

1. Which laser is commonly used for both soft and hard tissue applications?

• 1. A) Diode

• 2. B) Nd:YAG

  3. 
     
     

• 1. C) Er:YAG

• D) Argon

1. Which characteristic of lasers defines their ability to target specific tissues?

• 1. A) Frequency

  2. 
     

• 1. B) Power output

  2. 
     

• 1. C) Absorption coefficient

• D) Reflectivity

1. Which laser type is ideal for esthetic depigmentation?

• 1. A) CO2

• 1. B) Er,Cr:YSGG

• 1. C) Nd:YAG

• D) All of the above

1. What is the role of air and water in laser procedures?

• 1. A) Enhance ablation

• B) Act as a medium

• 1. C) Provide cooling

• D) None of the above

1. What wavelength range is typical for diode lasers used in dentistry?

• 1. A) 1064 nm

  2. 
     

• 1. B) 2780 nm

• 1. C) 2940 nm

• D) 655-980 nm

1. What is a significant benefit of laser-assisted crown lengthening?

• 1. A) Reduced healing time

  2. 
     

• 1. B) Enhanced cutting precision

  2. 
     

• 1. C) Less use of additional instruments

• D) All of the above

Which wavelength is associated with Nd:YAG lasers?

• 1. A) 2940 nm

• 1. B) 1064 nm

• 1. C) 2780 nm

• D) 10,600 nm