-The Figure Illustrates the Sacrum

question 46

Multiple Choice

-The figure illustrates the sacrum. What structure does "C" represent?

• A) Coccyx
• B) Sacral hiatus
• C) Superior articular facet
• D) Median sacral crest
• E) Posterior sacral foramina

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Definitions:

High-Pitched

Describes a tone that is very sharp or has a very high frequency.

Frequency Theory

In hearing, the theory that the rate of nerve impulses traveling up the auditory nerve matches the frequency of a tone, thus enabling us to sense its pitch. (Also called temporal theory.)

Place Theory

A theory explaining how sound frequency is encoded in the cochlea of the inner ear, suggesting that specific places along the basilar membrane respond to specific frequencies.

High-Frequency

Relating to or denoting a band of the electromagnetic spectrum or sound above the range of normal human hearing.