Vaccination Is an Example of

question 74

Multiple Choice

Vaccination is an example of

• A)naturally acquired active immunity.
• B)naturally acquired passive immunity.
• C)artificially acquired active immunity.
• D)artificially acquired passive immunity.
• E)none of the choices is correct.

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Definitions:

Renshaw Loop

A neurological feedback circuit within the spinal cord involving Renshaw cells that helps modulate motor neuron activity.

Interneuron

Association cell interposed between a sensory neuron and a motor neuron; in mammals, interneurons constitute most of the brain’s neurons.

Motor Neuron

Cell that carries efferent information from the brain and spinal cord to make muscles contract.

Retrograde Messages

Signals that move backward across the synapse from the postsynaptic cell to the presynaptic cell, often involved in the modulation of neurotransmitter release.