The Postsynaptic Density
15 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which type of receptors are connected to G proteins and can also be ion channels?

  • G protein-coupled receptors (correct)
  • Neurotransmitter receptors
  • Metabotropic receptors
  • Ionotropic receptors

    • Which neurotransmitter is the major excitatory neurotransmitter in the brain?

  • Dopamine
  • Serotonin
  • Glutamate (correct)
  • GABA

    • Which type of receptors are ligand-gated ion channels and composed of subunits with transmembrane domains?

  • Neurotransmitter receptors
  • Metabotropic receptors
  • Ionotropic receptors (correct)
  • G protein-coupled receptors

    • What type of receptors can trigger neuroplasticity and lead to increased connectivity and learning?

    <p>Metabotropic receptors</p> Signup and view all the answers

    Which subunits are found in G proteins?

    <p>Alpha, beta, and gamma</p> Signup and view all the answers

    What is the main function of G proteins in neuronal signaling?

    <p>To activate second messenger systems</p> Signup and view all the answers

    What happens to neurons during neuronal plasticity?

    <p>All of the above</p> Signup and view all the answers

    Which of the following is true about neurotransmitters and drugs?

    <p>Antagonists block neurotransmitters</p> Signup and view all the answers

    What can happen if there are toxic levels of neurotransmitters in the body?

    <p>Respiratory failure or inhibition of vital systems</p> Signup and view all the answers

    Which animals have been studied for their nervous systems?

    <p>Squids and manatees</p> Signup and view all the answers

    What is the effect of GABA agonists on vital systems?

    <p>Inhibition of vital systems</p> Signup and view all the answers

    What did the learning conference focus on?

    <p>Comparative societies studying animal learning</p> Signup and view all the answers

    What is the cause of tetanus?

    <p>Excessive excitation of neurons</p> Signup and view all the answers

    Which drugs affect neurotransmitter levels?

    <p>Serotonin reuptake inhibitors and amphetamines</p> Signup and view all the answers

    What did Eric Kandel study in neuroscience?

    <p>Sea slugs and squids</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser