10 Questions
What effect does norepinephrine have on cardiac muscle?
Excitatory effect
Which type of neurons release norepinephrine?
Adrenergic neurons
What is the role of an afferent neuron in a reflex arc?
Carries impulses to the CNS
Which neurons release acetylcholine at their endings?
Preganglionic fibers
What neurotransmitter do sympathetic postganglionic fibers release?
Norepinephrine
What is the function of an effector in a reflex arc?
Causes a response to the stimulus
Which division of the autonomic nervous system releases acetylcholine at postganglionic endings?
Parasympathetic division
What structures make synaptic connections in the central nervous system?
'Interneurons'
What is the role of a receptor in a reflex arc?
Represents a sense organ stimulated by the stimulus
What type of signals do reflex arcs involve?
Different types of signals
Test your knowledge on the types of neuroglial cells in the peripheral nervous system, such as Schwan cells and Satellite cells, and the concept of resting potential in neurons. Learn about how the ionic imbalance of the neuron plasma membrane is related to the sodium-potassium pump.
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