Measuring Action Potentials

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Questions and Answers

Which technique uses radioactive glucose to detect regions of the brain that are using more energy?

  • Indirect measures of action potentials
  • Positron emission tomography (PET) (correct)
  • Electrocorticography (Ecog)
  • Functional Magnetic Resonance Imaging (fMRI)

Which technique detects differences in blood oxygen to identify active neurons?

  • Functional Magnetic Resonance Imaging (fMRI) (correct)
  • Indirect measures of action potentials
  • Positron emission tomography (PET)
  • Electrocorticography (Ecog)

Which technique uses electrodes placed along the scalp to measure electrical activity?

  • Electroencephalography (EEG) (correct)
  • Electrophysiology (Ephys)
  • Positron emission tomography (PET)
  • Electrocorticography (Ecog)

Which technique involves placing electrical sensors on the surface of the brain?

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

Which technique uses a scanner to pick up a change in 'activity'?

<p>Indirect measures of action potentials (A)</p> Signup and view all the answers

Which of the following is true about the function of a protein?

<p>The function of a protein is determined by its structure (D)</p> Signup and view all the answers

Which of the following statements is true about the relationship between amino acid changes and diseases?

<p>A change in one amino acid can cause a change in shape, leading to disease (C)</p> Signup and view all the answers

Which disease is caused by a single change in one amino acid from acidic to non-polar?

<p>Sickle cell anemia (C)</p> Signup and view all the answers

Which property of liquid water makes it an excellent solvent for living cells?

<p>Water molecules form ionic bonds with each other (C)</p> Signup and view all the answers

Which of the following is NOT a property of liquid water that makes it an excellent solvent for living cells?

<p>Water is an angry vindictive atom (C)</p> Signup and view all the answers

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