A Loud Noise Causes

question 39

Multiple Choice

A loud noise causes

• A) a large movement of the tympanic membrane.
• B) an alerting reaction leading to sympathetic activation.
• C) a large number of hair cells to be stimulated.
• D) a big pressure pulse entering the cochlear duct at that oval window.
• E) all of the above

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Definitions:

Timbre

Timbre is the quality of a sound that distinguishes different types of sound production, such as voices or musical instruments, even when they have the same pitch and loudness.

Subliminal Perception

The process by which information is processed by the brain without conscious awareness.

Subliminal Messages

Messages that are presented below the threshold of conscious awareness, which are said to influence behavior or decision-making.

Perceptual Constancy

The psychological phenomenon by which our perception of objects remains relatively constant despite changes in viewing conditions, such as lighting or angle.