increase in permeability to K+ increase in permeability to Cl- decrease in permeability to Ca2+ and Na+ A. and B. above * A., B., and C. above Based on the attached figure (Figure 9.8 in the textbook), what is the actual membrane mechanism mediating the light-induced hyperpolarization of a photoreceptor? (A) Dark Rod outer segment CGMP 0 CGMP CGMP CGMP K+ Rod inner segment Inside Obelecendra EX Ca²+ Na+ Outside Na+ influx, K+ efflux: Depolarization (B) Light Rod outer segment LIELITI CGMP reduced Rod inner segment Ca2+ Na Inside Outside Reduced Na+ influx, K* efflux: Hyperpolarization
increase in permeability to K+ increase in permeability to Cl- decrease in permeability to Ca2+ and Na+ A. and B. above * A., B., and C. above Based on the attached figure (Figure 9.8 in the textbook), what is the actual membrane mechanism mediating the light-induced hyperpolarization of a photoreceptor? (A) Dark Rod outer segment CGMP 0 CGMP CGMP CGMP K+ Rod inner segment Inside Obelecendra EX Ca²+ Na+ Outside Na+ influx, K+ efflux: Depolarization (B) Light Rod outer segment LIELITI CGMP reduced Rod inner segment Ca2+ Na Inside Outside Reduced Na+ influx, K* efflux: Hyperpolarization
Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN:9781305389892
Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan
Chapter41: Sensory Systems
Section: Chapter Questions
Problem 7TYK: Which of the following events does not occur during light absorption in the vertebrate eye? The...
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