Title: 1.5 Lesson One Quiz
Course: 14SU-HIS-230-GH101-ADVANCED AUDIOMETRY > Section: Lessons

This quiz consists of 20 multiple choice or true/false questions, each worth one point.  You have two attempts and one hour to complete the quiz.

Q: Pure tone thresholds should be determined using the Bracketing Method.
- True
- False
A: True

Q: On the audiogram, frequency is plotted across the graph from left to right.
- True
- False
A: True

Q: A graph of hearing thresholds at different frequencies is called:
- An audiogram
- a tympanogram
- a Fourier analysis
- an input-output curve
A: An audiogram

Q: A logarithmic unit to describe intensity is the:
- Hertz
- Phon
- Decibel
- Sone
A: Decibel

Q: A sound that has almost all of its energy located at a single frequency is a:
- FM tone
- Pure tone
- Complex tone
- ICRA noise
A: Pure tone

Q: An increase in the intensity of a sound, results in an increase in the perceived loudness.
- True
- False
A: True

Q: <span style="font-family:'Tahoma'"><span style="font-size:12pt">Compression and rarefaction are two terms used to describe a:</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">decibel</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">Sine wave</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">Dyne</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">Watt</span></span>
A: <span style="font-family:'Tahoma'"><span style="font-size:12pt">Sine wave</span></span>

Q: <span style="font-family:'Tahoma'"><span style="font-size:12pt">Cycles per second are used describe:</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">Sound pressure</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">Energy</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">Intensity</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">Frequency</span></span>
A: <span style="font-family:'Tahoma'"><span style="font-size:12pt">Frequency</span></span>

Q: Hertz is a unit of measurement for frequency.
- True
- False
A: True

Q: <span style="font-family:'Tahoma'"><span style="font-size:12pt">High frequencies have long wavelengths and low frequencies have short wavelengths.</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">True</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">False</span></span>
A: <span style="font-family:'Tahoma'"><span style="font-size:12pt">False</span></span>

Q: In a tube that has one closed end and one open end, the resonant frequency does NOT vary with the length of the tube.
- True
- False
A: False

Q: Our human ears are most sensitive or finely-tuned in the very low frequencies.
- True
- False
A: False

Q: <span style="font-family:'Tahoma'"><span style="font-size:12pt">The decibel is:</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">One hundredth of a Bel</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">A ratio between two air pathways</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">A ratio between two intensities</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">The same as a Bel</span></span>
A: <span style="font-family:'Tahoma'"><span style="font-size:12pt">A ratio between two intensities</span></span>

Q: Two interoctave frequencies used in audiometric testing are __________
- 1 and 2 kHz
- 1.5 and 3 kHz
- 1 and 3 kHz
- 1.5 and 2 kHz
A: 1.5 and 3 kHz

Q: <span style="font-family:'Tahoma'"><span style="font-size:12pt">When your patient/client describes a sound to have high pitch, you would relate their comment to:</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">Loudness</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">Intensity</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">Decibels</span></span>
- <span style="font-family:'Tahoma'"><span style="font-size:12pt">Frequency</span></span>
A: <span style="font-family:'Tahoma'"><span style="font-size:12pt">Frequency</span></span>

Q: dBHL (hearing level) is only used to describe:
- Hearing instruments
- audiometric thresholds
- free-field sound measurement
- real-ear measured response
A: audiometric thresholds

Q: The maximum power output (MPO) of a hearing aid when measured in a hearing aid test box would be expressed using which dB type?
- dB SPL
- dB IL
- dB HL
- dB SL
A: dB SPL

Q: When performing word recognition testing, the presentation level is usually 30-40 dB ___ in reference to the speech reception threshold.
- SPL
- IL
- HL
- SL
A: SL

Q: Air-conduction testing does NOT take into account the status of the outer and middle ear.
- True
- False
A: False

Q: 1 kilohertz =
- 100 Hertz
- 1000 Hertz
- 500 Hertz
- 250 Hertz
A: 1000 Hertz