Refer to Figures 12

Multiple Choice

Refer to figures 12.16 and 12.17 In the text , what is the take home message from these awake brain stimulation experiments of the middle temporal area (MT) ?

A) because of aperture bias, monkeys can only perceive motion in the rightward direction
B) stimulation of the MT reverses the directionality of perceived motion
C) monkeys fail to perceive direction of movement when the stimulated MT neurons are oriented in the opposite direction
D) the perception of movement is only encoded in the MT and determination of movement direction is in higher-ordered cortical structures
E) all of the above