What Is the Origin of the Term "Flame Cells" in Planaria

question 135

Multiple Choice

What is the origin of the term "flame cells" in Planaria?

• A) Early sailors used these animals as kindling because their high ion content makes them extremely flammable.
• B) Their high level of salt excretion seems to irritate or inflame the tissue near the site of excretion.
• C) The beating of cilia in these cells looks like a flickering flame.
• D) The cells have yellow and orange striations that give the appearance of fire.
• E) None of the above

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Definitions:

Illusory Correlation

The cognitive bias of perceiving a relationship between two variables even when no such relationship exists.

Placebo Effect

A phenomenon in which a person experiences a physiological or psychological improvement after receiving a treatment with no therapeutic value.

Empirical Approach

A method of inquiry that relies on direct, systematic observation and experimentation as a way to acquire knowledge.

Psychodynamic Perspective

A view that explains personality in terms of conscious and unconscious forces, such as unconscious desires and beliefs.