<prompt> Which of the following is not involved in colour vision?Geniculate layer 3-6P pathwayArea V3A of visual cortexArea V8 of visual cortex  <response>: Ans: c Area V3 A of visual cortex Ref: Ganong, 22nd ed, p. 164This is a direct pick from the questions given for self study in Ganong Chapter 8, Q.no: 8Area V3A of visual cortex is concerned with motion.Area V8 is uniquely concerned with vision in human beings.Functions of visual projection areas in human brain:V1: Primary visual cortex receives input from LGB; begins processing.V2, V3, Vp: Continued processingMT V5: Motion, control of movementL0: Large object recognitionRemember: Primary colours - red, blue, green. Young Helm Holtz theory is concerned with colour vision Inheritance of colour blindness X recessive 