Waqas was having his hearing tested and a number of the tones that were presented were so faint he was not able to detect them. These faint sounds would:
Correct answer: C. Fall below William's absolute threshold for sound
- A. Inhibit action potentials from reaching the terminal buttons
- B. Cause action potentials that were took weak to reach the terminal buttons
- C. Fall below William's absolute threshold for sound
- D. Cause more inhibitory than excitatory synapses
Explanation
A sound below a person's absolute threshold cannot be detected reliably, even though it is physically present. The wording appears to mean the listener's absolute threshold, not a separate threshold belonging to William.
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