Sensation and Perception Quiz

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Questions and Answers

Which term refers to the activation of sensory organs?

  • Top-down processing
  • Sensation (correct)
  • Perception
  • Bottom-up processing

What is the study of relationships between the physical characteristics of stimuli and our psychological experience of them?

  • Perceptual set
  • Sensory transduction
  • Thresholds
  • Psychophysics (correct)

What is the smallest level of energy required by an external stimulus to be detectable by the human senses 50% of the time?

  • Bottom-up processing
  • Subliminal threshold
  • Absolute threshold (correct)
  • Perceptual set

Which type of processing uses our background knowledge and expectations to interpret what we see?

<p>Top-down processing (A)</p> Signup and view all the answers

What term describes a mental predisposition to perceive one thing and not another based on experience, concepts, and schemas?

<p>Perceptual set (C)</p> Signup and view all the answers

What type of message is said to be subliminal if it is below the absolute threshold?

<p>Subliminal message (C)</p> Signup and view all the answers

Which theory explains high pitch based on different sound waves triggering activity in different parts of the cochlea’s basilar membrane?

<p>Place theory (A)</p> Signup and view all the answers

What is the function of rods in the retina?

<p>Detect black, white, and grey and are sensitive to movements (C)</p> Signup and view all the answers

Which nerve cells in the brain’s visual cortex respond to specific features of the stimulus, such as shape, angle, or movement?

<p>Feature detectors (C)</p> Signup and view all the answers

What is the ability to see objects in three dimensions, although the images that strike the retina are two-dimensional?

<p>Depth Perception (A)</p> Signup and view all the answers

Which psychologists emphasized our tendency to integrate pieces of information into meaningful wholes?

<p>Gestalt psychologists (B)</p> Signup and view all the answers

What is explained by the place theory in audition?

<p>High pitch (C)</p> Signup and view all the answers

What is the role of cones in the retina?

<p>Concentrated near the center of the retina and function in daylight or well-lit conditions (D)</p> Signup and view all the answers

Which theory enables color vision by opposing retinal processes (red-green, blue-yellow, white-black)?

<p>Opponent-process theory (A)</p> Signup and view all the answers

What is the role of nociceptors?

<p>To detect hurtful temperatures, pressure, or chemicals (C)</p> Signup and view all the answers

In the gate-control theory of pain, what opens the neurological 'gate' in the spinal cord?

<p>Activity of pain signals travelling up small nerve fibers (A)</p> Signup and view all the answers

What is the function of proprioceptors in the body?

<p>To provide constant feedback to the brain about body position and movement (A)</p> Signup and view all the answers

Which sense is influenced by movement of fluids in the inner ear?

<p>Vestibular sense (balance) (C)</p> Signup and view all the answers

What is embodied cognition?

<p>The influence of bodily sensations, gestures, and other states on cognitive preferences and judgments (A)</p> Signup and view all the answers

How do we smell something?

<p>When molecules of a substance carried in the air reach a tiny cluster of receptor cells at the top of each nasal cavity (D)</p> Signup and view all the answers

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