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

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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