Inspector Holmes and His Trusty Assistant, Watson, Are Snooping Around

question 121

Multiple Choice

Inspector Holmes and his trusty assistant, Watson, are snooping around a dark, deserted house in London. Watson suddenly screams, "Holmes! I thought I just saw a flicker of light!" Holmes turns to him and says, "No, my dear boy. You must have been interpreting a random firing of sensory neurons as a stimulus." Holmes was describing

• A)absolute threshold.
• B)just-noticeable difference.
• C)internal noise.
• D)Weber's law.

Recognize the medicalization of certain conditions and its social implications.

Understand the influence of sociopolitical actions on the inclusion of disorders in the DSM.

Understand the conceptual analogy and characteristics of long-term memory.

Distinguish between different types of memory, such as episodic, semantic, declarative, and nondeclarative.

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Definitions:

Neurotransmitters

Chemical substances that transmit signals across the synaptic gap from one neuron to another in the nervous system.

Prostaglandins

A group of local regulators derived from fatty acids; synthesized by most cells of the body and produce a wide variety of effects; sometimes called local hormones.

Steroids

A class of lipids characterized by a carbon skeleton with four fused rings; they play roles in structure, as hormones, and more.

Target Cells

Specific cells affected by hormones or other agents due to the presence of receptors pertinent to the substance in question.