Identify the True Statement(s) About Receptors

Multiple Choice

Identify the true statement(s) about receptors:

A) They may be a specialized ending of an afferent neuron
B) They exist that are specific for every modality in the environment
C) When stimulated enough may cause Na+ channels in the afferent neuron to open
D) They may be cells closely associated with the peripheral endings of afferent neurons
E) All of the above are true.