The Perception Threshold Describes the

question 14

Multiple Choice

The perception threshold describes the

• A) intensity of stimulus required to generate a receptor potential.
• B) intensity of stimulus required to generate an action potential.
• C) convergence of information from multiple primary sensory neuron onto a single secondary neuron.
• D) concept that neurons higher in the sensory pathway can dampen the intensity of a stimulus.

Recognize the importance of early discharge planning in patient care.

Understand the role of family involvement in rehabilitation processes.

Identify the characteristics of vulnerable populations in a community setting.

Understand the components required for a comprehensive community assessment.

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Definitions:

Sense of Pain

The perception of discomfort or distress caused by injury, illness, or other stimuli.

Doctrine of Specific Nerve Energies

A theory suggesting that the nature of a sensation depends on which sensory fibers are stimulated, not on how the fibers are stimulated.

Visual Part

The component of cognition concerned with processing visual information.

Signal Detection Tasks

Psychological tasks used to measure the ability to differentiate between information-bearing patterns (signals) and random patterns that distract from the information (noise).