Which Intracellular Mediator Is Directly Activated by the Binding of a Water-Soluble

question 47

Multiple Choice

Which intracellular mediator is directly activated by the binding of a water-soluble hormone to a membrane receptor?

• A)cGMP
• B)cAMP
• C)calmodulin
• D)phospholipase C

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Definitions:

Generalized Anxiety Disorder

Psychological disorder marked by persistent anxiety for at least six months, and in which the individual is unable to specify the reasons for the anxiety.

Insomnia

A sleep disorder characterized by trouble falling or staying asleep, leading to impaired daytime functioning.

Selective Serotonin Reuptake Inhibitors

These are a class of drugs commonly used as antidepressants in the treatment of depression, anxiety disorders, and some personality disorders by increasing the amount of serotonin in the brain.

Agoraphobia

An anxiety disorder characterized by an intense fear of situations where escape might be difficult or help would not be available if a panic attack occurs.