Nerve Impulse Transmission

Which part of the nerve cell does the impulse enter through?

• Synapse

• Axon

• Neurotransmitter

• Dendrite

What triggers the release of a neurotransmitter at a synapse?

• Impulse

• Synapse

• Neuron

• Dendrite

Where is the neurotransmitter formed before the synapse?

• Dendrites

• Synapse

• Neuron

• Axon Terminal

What is the connection between two neurons or between a neuron and a non-neuronal cell called?

• Axon

• Chemical Synapse

• Synapse

• Neurotransmitter

What type of synapse results in the direct transmission of a positive electrical signal?

• Electrical Synapse

• Ion Synapse

• Chemical Synapse

• Neurotransmitter Synapse

Which type of synapse is much faster than chemical synapses?

• Ion Synapse

• Electrical Synapse

• Neurotransmitter Synapse

• Chemical Synapse

What excites the end of the neurons in chemical synapses?

• Neurotransmitters

• Impulse

• Synapse

• Dendrites

The action potential triggers voltage-gated _______ channels to open on the pre-synaptic membrane.

• Ca²⁺

• Na⁺

• K⁺

• Cl⁻

Fill in the blank: _______ enters the pre-synaptic neuron.

• Ca²⁺

• Na⁺

• K⁺

• Cl⁻

The presence of _______ within the pre-synaptic neuron activates synaptic vesicles.

• Ca²⁺

• Na⁺

• K⁺

• Mg²⁺