a myelinated axon with a small diameter a myelinated axon with a large diameter

A myelinated axon with a small diameter a myelinated

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a myelinated axon with a small diameter a myelinated axon with a large diameter a nonmyelinated axon with a small diameter a nonmyelinated axon with a large diameter a nonmyelinated axon with a medium diameter 0 / 0.5 pts Question 17 Incorrect
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2/21/2020 Chapter 8 Quiz: BIOL-225-350/351 - 10775/10776 - 202001 10/12 Place the following events of a chemical synapse in the correct order: 1. Neurotransmitters bind to chemically gated ion channels on the postsynaptic cell. 2. Calcium ions enter the axon terminal. 3. An action potential depolarizes the axon terminal on the presynaptic cell. 4. Neurotransmitters are released by storage vesicles in the presynaptic cell by exocytosis. 5. Neurotransmitters diffuse across the synapse. 3 – 2 – 4 – 5 – 1 2 – 3 – 4 – 5 – 1 2 – 3 – 5 – 4 – 1 3 – 1 – 4 – 5 – 2 3 – 4 – 2 – 5 – 1 0.5 / 0.5 pts Question 18 Any neuron that releases acetylcholine (ACh) is classified as a(n) __________ neuron. cholinergic nicotinic muscarinic adrenergic beta
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2/21/2020 Chapter 8 Quiz: BIOL-225-350/351 - 10775/10776 - 202001 11/12 0 / 0.5 pts Question 19 Incorrect Incorrect Which of the following ion channels could be opened to create an inhibitory post synaptic potential (IPSP)? Na + K + Cl - both Na and K are correct + + both K and Cl are correct + - 0.5 / 0.5 pts Question 20 __________ summation occurs when two subthreshold graded potentials from the same presynaptic neuron can be summed together as they arrive at the trigger zone. Short-term Spatial Presynaptic Long-term Temporal Quiz Score: 8 out of 10
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2/21/2020 Chapter 8 Quiz: BIOL-225-350/351 - 10775/10776 - 202001 12/12
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