Action Potential and Receptor Olfactory Receptor Essay Example for Free

Action Potential and Receptor Olfactory Receptor Essay You scored 100% by answering 4 out of 4 questions correctly. 1. Assuming that the resting potential of a sensory neuron is -70 mV, which of the following represents a depolarization? You correctly answered: c. a change to -60 mV 2. Which of the following is a sensory modality (type of sense)? You correctly answered: e. all of the above 3. Which of the following is a sensory stimulus? You correctly answered: d. all of the above 4. Which of the following is true of the response of a sensory neuron to the appropriate sensory stimulus? You correctly answered: c. both a and b 010/27/13 page 1 Experiment Results Predict Question: Predict Question 1: The adequate stimulus for a Pacinian corpuscle is pressure or vibration on the skin. Which of the following modalities will induce the largest amplitude receptor potential in the Pacinian corpuscle Your answer : c. moderate-intensity pressure Predict Question 2: The adequate stimuli for olfactory receptors are chemicals, typically odorant molecules. Which of the following modalities will induce the largest amplitude receptor potential in the olfactory receptor? Your answer : a. moderate-intensity chemical Stop Think Questions: Why didnt the Pacinian corpuscle respond to high-intensity light? You correctly answered: b. Light-transducing proteins are not present in the Pacinian corpuscle. Judging from these results, does light have a smell?