Perception

Definition

Perception is the process by which sensory information is interpreted and recognized by the brain. It plays a crucial role in how pain is experienced and managed.

5 Must Know Facts For Your Next Test

1. Perception of pain can be influenced by psychological factors such as attention, expectation, and previous experiences.
2. Analgesic drugs can alter the perception of pain by acting on the central nervous system.
3. The perception of pain varies widely among individuals due to genetic, psychological, and cultural differences.
4. Non-pharmacological interventions like cognitive-behavioral therapy can modify pain perception.
5. Pain perception involves multiple neural pathways including those in the spinal cord and brain.

Review Questions

• How do psychological factors influence the perception of pain?
• What role do analgesic drugs play in altering pain perception?
• Why does pain perception vary among different individuals?

Related terms

Nociception:

The neural processes involved in the detection of noxious stimuli.

Analgesia: The absence or reduction of pain sensation.

Neuropathic Pain:

Pain caused by damage or disease affecting the somatosensory nervous system.