Which of the Following Statements About Sponge Structure or Function

question 32

Multiple Choice

Which of the following statements about sponge structure or function is false?

• A) Choanocytes are flagellated cells that play a role in feeding.
• B) Large species are found in areas of heavy wave action, where food is most abundant.
• C) Individual sponges are both male and female.
• D) Water enters a sponge through pores and exits via one or more oscula.
• E) Sponges have an extensive extracellular matrix holding the cells together.

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Definitions:

Olfactory Epithelium

The specialized epithelial tissue within the nasal cavity that is involved in smell, housing the sensory receptors for detecting odorants.

Axons

Long, slender projections of nerve cells that transmit electrical impulses away from the neuron's cell body to other neurons, muscles, or glands.

Place Theory

A theory in the field of psychophysics that suggests the perception of sound depends on where each component frequency produces vibrations along the basilar membrane of the inner ear.

Frequency Theory

A theory related to hearing that suggests the brain detects the frequency of an auditory signal by the rate at which the auditory nerve fires.