When Ligands Bind to the Receptors on Target Cells the Ligands

question 106

Multiple Choice

When ligands bind to the receptors on target cells the ligands

• A) provide the energy for signal transduction
• B) activate a signal transduction cascade
• C) change into other compounds
• D) lower activation energy

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Definitions:

Illness Anxiety Disorder

A disorder in which people are chronically anxious about and preoccupied with the notion that they have or are developing a serious medical illness, despite the absence of somatic symptoms. Previously known as hypochondriasis.

Psychophysiological Disorders

Health problems that are influenced or exacerbated by psychological factors such as stress, anxiety, or emotional distress.

Falling Asleep

The transition from wakefulness to sleep, a natural part of the human sleep cycle.

Staying Asleep

The ability to maintain sleep during the night without frequent awakenings or interruptions.