Sensation

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Questions and Answers

Which term refers to the detection of physical energy by the sensory organs?

  • Perception
  • Illusion
  • Sensation (correct)
  • Transduction

What is the process by which the nervous system converts an external energy into excitation or inhibition of neurons in the brain?

  • Sensation
  • Perception
  • Illusion
  • Transduction (correct)

What is the term for a specialized cell that transduces a specific stimulus?

  • Sense receptor (correct)
  • Psychophysics
  • Sensory adaptation
  • Perception

When does sensory adaptation occur?

<p>When the response weakens (A)</p> Signup and view all the answers

What is the study of physical stimuli and their interactions with our sensory systems called?

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

Which term refers to the brain's interpretation of raw sensory information?

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

What happens when perception does not match reality?

<p>Illusion (D)</p> Signup and view all the answers

What is the term for the activation of our senses being greatest when we first detect the stimulus?

<p>Sensory adaptation (D)</p> Signup and view all the answers

What is the term for the detection of physical energy by the sensory organs?

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

What is the term for when the brain's interpretation of raw sensory information does not match reality?

<p>Illusion (D)</p> Signup and view all the answers

Which of the following is true about the absolute threshold?

<p>It is the lowest level of a stimulus we can detect (B)</p> Signup and view all the answers

What is the just noticeable difference (JND)?

<p>The smallest change in intensity of a stimulus that we can detect (D)</p> Signup and view all the answers

According to Weber's Law, what is the relationship between the just noticeable difference (JND) and stimulus intensity?

<p>The stronger the stimuli, the higher the JND (B)</p> Signup and view all the answers

What does the signal detection theory explain?

<p>How stimuli are detected under different conditions (B)</p> Signup and view all the answers

What is cross-modal processing?

<p>The mixing of senses across different brain areas (C)</p> Signup and view all the answers

What is the McGurk effect?

<p>The integration of visual and auditory information when processing spoken language (D)</p> Signup and view all the answers

What is synesthesia?

<p>The condition where people experience a cross-modal sensation (C)</p> Signup and view all the answers

What is selective attention?

<p>The process of selecting one sensory channel and ignoring others (B)</p> Signup and view all the answers

According to the filter theory of attention, how does attention work?

<p>Attention is a bottleneck through which only the most important information passes (C)</p> Signup and view all the answers

What is the cocktail party effect?

<p>Our ability to detect important information in a noisy place (C)</p> Signup and view all the answers

Which of the following is true about the sense of hearing?

<p>The cochlea converts sound waves into neural activity. (C)</p> Signup and view all the answers

Which of the following is a type of hearing loss caused by damage to the auditory nerve in the inner ear?

<p>Nerve deafness (B)</p> Signup and view all the answers

What are the chemical senses that are stimulated by chemicals rather than by light or sound waves?

<p>Olfaction and gustation (D)</p> Signup and view all the answers

What are the five basic tastes that we are sensitive to?

<p>Sweet, salty, sour, bitter, and umami (C)</p> Signup and view all the answers

Where are the sense receptors for smell located?

<p>In the lining of the nasal passages (A)</p> Signup and view all the answers

What is the role of the gustatory cortex in the perception of taste?

<p>It receives taste information from taste buds. (C)</p> Signup and view all the answers

What is the term for our sense of touch and pain?

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

What is the gate control model of pain?

<p>We block pain by controlling thoughts and emotions. (A)</p> Signup and view all the answers

Which monocular depth cue relies on the perception of objects appearing larger when they are closer to us?

<p>Relative size (C)</p> Signup and view all the answers

Which type of processing involves building up a whole stimulus from its parts?

<p>Bottom-up processing (A)</p> Signup and view all the answers

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