Question 1
Which of the following BEST defines a sensory receptor?
◦ an organ, such as the human eye
◦ endings of sensory neurons
◦ highly branched endings of axons
◦ any form of energy
◦ an action potential
Question 2
Which of the following BEST defines a stimulus?
◦ an action potential in a neuron
◦ depolarization of a nerve cell
◦ energy that activates receptor endings of a sensory neuron
◦ the recording of an event in the brain
◦ response to a environmental event