Nervous System Neurons Quiz

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What is the primary neurotransmitter released by the first neuron in the autonomic nervous system?

Acetylcholine

Which division of the autonomic nervous system is responsible for the 'fight or flight' response?

Sympathetic division

Where does the preganglionic neuron in the autonomic nervous system release acetylcholine?

Autonomic ganglion

What is the function of the second neuron in the autonomic nervous system?

<p>Releases epinephrine or norepinephrine</p> Signup and view all the answers

Which neuron in the autonomic nervous system is myelinated?

<p>Preganglionic neuron</p> Signup and view all the answers

What distinguishes the sympathetic division of the autonomic nervous system from the parasympathetic division?

<p>'Fight or flight' response</p> Signup and view all the answers

Which ganglia are associated with the sympathetic nervous system?

<p>'Inside the trunk' and 'outside the trunk' ganglia both</p> Signup and view all the answers

What makes the first neuron in the autonomic nervous system excitatory?

<p>Type of neurotransmitter released</p> Signup and view all the answers

How many neurons are involved in the autonomic motor system?

<p>Two neurons</p> Signup and view all the answers

Which neurotransmitter is released by the second neuron in the autonomic nervous system?

<p>Epinephrine</p> Signup and view all the answers

What is the name for a collection of myelinated nerve fibers that have left the sympathetic trunk without synapsing?

<p>Splanchnic nerve</p> Signup and view all the answers

Which receptors are present on postganglionic neurons and are always excitatory?

<p>Nicotinic receptors</p> Signup and view all the answers

What type of neuron releases acetylcholine at its axon terminals?

<p>Cholinergic neuron</p> Signup and view all the answers

Which division of the autonomic nervous system is known as the cranialsacral division?

<p>Parasympathetic Division</p> Signup and view all the answers

Where are the ganglia located in the parasympathetic division of the autonomic nervous system?

<p>Near or on the effectors</p> Signup and view all the answers

What neurotransmitter is released by sympathetic postganglionic neurons in most effector tissues?

<p>Norepinephrine</p> Signup and view all the answers

Which pathway involves a preganglionic neuron leaving the trunk without synapsing and going to the prevertebral ganglia?

<p>Splanchnic nerve pathway</p> Signup and view all the answers

What type of neuron releases epinephrine or norepinephrine?

<p>Adrenergic neuron</p> Signup and view all the answers

Which type of receptors do effector tissues have when responding to norepinephrine?

<p>Adrenergic receptors</p> Signup and view all the answers

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