The Period After an Initial Stimulus When a Neuron Is

question 36

Multiple Choice

The period after an initial stimulus when a neuron is not sensitive to another stimulus is the_________ .

• A) absolute refractory period
• B) resting period
• C) depolarization
• D) repolarization

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Definitions:

Detectably Different

The threshold at which a change in a variable or condition is perceptible or measurable from its previous state.

Fechner's Law

A principle describing the logarithmic relationship between stimulus magnitude and the resultant sensory experience's intensity.

Specificity Theory

The proposal that different sensory qualities are signaled by different quality-specific neurons. This theory is correct in only a few cases (e.g., pain).

Sensation

The process by which sensory receptors and the nervous system receive and represent stimulus energies from the environment.