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Questions and Answers
What is the result of an excitatory postsynaptic potential (EPSP)?
What is the result of an excitatory postsynaptic potential (EPSP)?
- Small local hyperpolarization
- Small local depolarization (correct)
- Cl- ions entering the cell
- Transmitter binding to presynaptic autoreceptors
What is the result of an inhibitory postsynaptic potential (IPSP)?
What is the result of an inhibitory postsynaptic potential (IPSP)?
- Small local hyperpolarization (correct)
- Small local depolarization
- Na+ ions entering the cell
- Transmitter binding to presynaptic autoreceptors
How are EPSPs and IPSPs summed at the axon hillock?
How are EPSPs and IPSPs summed at the axon hillock?
- Only spatially
- Only temporally
- By binding to postsynaptic autoreceptors
- Both spatially and temporally (correct)
What happens when an action potential travels down an axon to the axon terminal?
What happens when an action potential travels down an axon to the axon terminal?
What is the sequence of transmission at chemical synapses?
What is the sequence of transmission at chemical synapses?
What does calcium signal in the context of synaptic transmission?
What does calcium signal in the context of synaptic transmission?
How does information transfer between neurons at a synapse?
How does information transfer between neurons at a synapse?
Which neurotransmitter is the most widespread inhibitory transmitter?
Which neurotransmitter is the most widespread inhibitory transmitter?
Which type of neurotransmitter serves as retrograde transmitter?
Which type of neurotransmitter serves as retrograde transmitter?
What are the examples of amine neurotransmitters mentioned in the text?
What are the examples of amine neurotransmitters mentioned in the text?
What is the characteristic movement during a tonic-clonic seizure?
What is the characteristic movement during a tonic-clonic seizure?
Which type of seizure is characterized by generalized rhythmic brain activity without unusual muscle movements?
Which type of seizure is characterized by generalized rhythmic brain activity without unusual muscle movements?
What term was previously used to refer to absence seizures?
What term was previously used to refer to absence seizures?
What is the most common type of seizure in kids and teens?
What is the most common type of seizure in kids and teens?
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