Most Crustaceans Have _______ Hearts

question 69

Multiple Choice

Most crustaceans have _______ hearts.

• A) myogenic
• B) neurogenic
• C) hemogenic
• D) non innervated

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Definitions:

Timbre

The quality of a sound that distinguishes it from other sounds of the same pitch and volume.

Amplitude

The height or magnitude of a wave signal, illustrating the intensity or level of fluctuation.

Pitch

The perception of how high or low a sound is, fundamentally related to the frequency of the sound wave.

Brightness And Loudness

Terms describing the perception of the intensity of light and sound, respectively, with brightness relating to visual perception and loudness to auditory perception.