(Answered) 1 in a chemical synapse the axon terminal of the

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1. In a chemical synapse, the axon terminal of the presynaptic neuron is in direct contact with the dendrite of the postsynaptic neuron.

TRUE OR FALSE

2. What molecules are located INSIDE synaptic vesicles?

A. Calcium ions

B.Neurotransmitters

C. Phopholipids

D. Sodium ions

3. In a resting (or unexcited) neuron, calcium is at a higher concentration ______________ of the cell.

INSIDE OR OUTSIDE

4. What molecule DIRECTLY causes a vesicle to merge (or fuse) to the membrane of the presynaptic neuron?

A.Sodium ion

B.Potassium ion

C.Calcium ion

5. Released neurotransmitters will travel through ion channels of the postsynaptic neuron and enter the cytoplasm of that cell.

A.True

B.False

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