18 Questions
What is the primary reason why motion perception is crucial for survival, especially in animals?
To sense potential threats and take action
What is the primary function of motion perception in humans?
To provide updates about the environment
What is the role of motion perception in understanding the environment?
To provide updates about environmental cues
What is the relationship between motion perception and the perception of object shapes?
Motion perception is necessary for perceiving object shapes
What is the role of motion perception in perceiving people's moods?
It helps us to detect subtle changes in body language
What is the primary mechanism behind motion perception?
Retinal input
What is the primary focus of J.J. Gibson's ecological approach to motion perception?
The importance of environmental information and optic array changes
What is the term for the structure created by the surfaces, textures, and contours of the environment?
Optic array
Which of the following is NOT a factor in motion perception, according to Gibson's ecological approach?
Cognitive biases
What is the term for the pattern of motion generated by the movement of the observer?
Optic flow
What is the main limitation of considering only retinal input when explaining motion perception?
It neglects the role of environmental cues
What is the primary goal of studying real and apparent motion together?
To uncover general mechanisms of motion perception
What is the primary cause of an afterimage appearing in the same place even when the eye is moving?
Bleached visual pigment in the area of the retina
What is the key to perceiving biological motion, according to Gunnar Johansson's experiment?
The point-light walkers stimuli that create a sense of movement
What is the primary function of the superior temporal sulcus (STS) in perceiving biological motion?
To interpret the movement of living organisms
What is the result of disrupting the superior temporal sulcus (STS) with Transcranial Magnetic Stimulation (TMS)?
Poor performance in perceiving biological motion
Why do we perceive an afterimage as moving, even when it is not actually moving across the retina?
Because of the illusion of movement created by the eye movement and fixed object
What is the primary role of the brain in perceiving biological motion?
To interpret the movement of living organisms and determine their intentions
Learn about the concept of afterimages and how they appear to move even when the image is not moving across the retina. This quiz explores the illusion of movement and how our brain perceives it. Part of Lesson 9: Perceiving motion in the context of Sensation and Perception.
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