Psychology Chapter 8: Control of Movement and Sensation

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Questions and Answers

What is the type of sensation that allows us to detect glutamate in proteins?

  • Sourness
  • Sweetness
  • Umami (correct)
  • Bitterness

What is the stimulus for olfaction?

  • A substance with a specific wavelength
  • A volatile substance within a certain molecular weight (correct)
  • A non-volatile substance within a certain molecular weight
  • A non-ionized substance within a certain pH range

What type of neurons send information to extrafusal muscle fibers?

  • Delta motor neurons
  • Beta motor neurons
  • Gamma motor neurons
  • Alpha motor neurons (correct)

What is the term for the event that induces the contraction of a muscle fiber?

<p>Entry of calcium ions into the cytoplasm (B)</p> Signup and view all the answers

What is the function of the monosynaptic stretch reflex?

<p>To maintain posture and body positions (C)</p> Signup and view all the answers

Damage to which brain area resulted in monkeys being unable to perform a once familiar response?

<p>Supplementary motor area (A)</p> Signup and view all the answers

Which neurotransmitter is responsible for promoting wakefulness?

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

Where are REM-ON neurons located?

<p>Sublaterodorsal nucleus (C)</p> Signup and view all the answers

What is the function of gamma motor neurons?

<p>Control of muscle spindle sensitivity (C)</p> Signup and view all the answers

What type of neurons are activated when an individual imitates someone else's actions?

<p>Mirror Neurons (C)</p> Signup and view all the answers

Which of the following is NOT involved in the regulation of sleep and arousal?

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

Where is melanopsin found?

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

What is the function of Inner Hair Cells?

<p>To facilitate hearing (C)</p> Signup and view all the answers

Which part of the brain is responsible for processing actual noxious stimuli in pain perception?

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

What is the function of Free Nerve Endings?

<p>To detect thermal and noxious stimuli (B)</p> Signup and view all the answers

Which visual function is associated with the subregion LIP and VIP of the intraparietal sulcus?

<p>Visual attention and control of saccadic eye movements (D)</p> Signup and view all the answers

What is the ratio of inner to outer hair cells in the human cochlea?

<p>1:4 (A)</p> Signup and view all the answers

What is the function of the dorsal stream in visual processing?

<p>To respond to large, extended visual surfaces (C)</p> Signup and view all the answers

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