WorksheetsQuiz on Synaptic Communication and Glial Cells
Total questions: 10
Worksheet time: 5mins
What is the primary function of synapses?
To protect neurons
To generate electrical signals
To store neurotransmitters
To transmit nerve impulses
What type of signal do synapses convert from the presynaptic cell?
Mechanical signal
Chemical signal
Thermal signal
Electrical signal
What is the role of neurotransmitters at excitatory synapses?
To hyperpolarize the postsynaptic cell
To inhibit neurotransmitter release
To close Cl- channels
To open Na+ channels
What separates the presynaptic and postsynaptic membranes?
Axon terminal
Neurotransmitter pool
Synaptic cleft
Dendritic spine
Which neurotransmitter is commonly used at neuromuscular junctions?
Acetylcholine
Dopamine
Serotonin
GABA
What is the primary function of glial cells?
To transmit nerve impulses
To support neuronal survival
To release neurotransmitters
To generate electrical signals
Which type of neurotransmitter is serotonin classified as?
Amino acid
Peptide
Monoamine
Steroid
What is the effect of neurotransmitters at inhibitory synapses?
Opening of Na+ channels
Increased neurotransmitter release
Hyperpolarization of the postsynaptic cell
Depolarization of the postsynaptic cell
How do selective serotonin reuptake inhibitors (SSRIs) function?
By enhancing serotonin synthesis
By inhibiting serotonin reuptake
By blocking serotonin receptors
By increasing serotonin reuptake
What is the term for the network of fine cellular processes in the CNS?
Axonal network
Neurotransmitter pool
Neuropil
Synaptic cleft
