Which Statement Concerning Receptors Is Correct

question 361

Multiple Choice

Which statement concerning receptors is correct?

• A)They are present for every modality in the environment.
• B)When stimulated, they bring about opening of K⁺ channels in the efferent neuron membrane.
• C) Mechanical receptors are sensitive to varying amounts of heat.
• D) They may be either a specialized ending of an afferent neuron or a special cell closely associated with the peripheral ending of an afferent neuron.

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