Peripheral Nervous System

Flash cards o n periph

70 cards   |   Total Attempts: 184
  

Cards In This Set

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What is sensation ??
The body's ability to detect changes in the internal and external enviroments.
What is perception?
The conscious interpretation of stimuli.
What are sensory receptors?
Structures specialized to respond to changes in the enviroment.
How are classifications of receptors divided?
By location and by stimulus detected.
What are exteroceptors?
Sensitive to stimuli on the outside of the body.
What are exteroceptors sensitive to?
Touch, pressure, pain, and temperature receptors in the skin and the special sense organs (e.g., eyes, ears, etc.)
What are interoreceptors (visceroreceptors)?
Responds to stimuli occuring on the inside of the body in the organs and blood vessels.
What do interoreceptors detect?
Detects chemical changes,stretch, pain and temperature.
What are proprioceptors?
Propriorecepotors are a type of interoreptors that respond to internal stimuli caused by movement
Where are propriorecptors found?
Found in the muscles, tendons, ligaments, and connective tissue coverings of the muscles and bones. Helps the brain know the location of the body parts
Chemoreceptors
Responds to chemicals in solution *Taste, smell and blood chemicals
Nociceptors
Pain receptors *responds to potentially damaging stimuli
Thermoreceptors
Responds to changes in temperature
Mechanoreceptors
Detects touch, pressure, vibrations and stretch
Photoreceptors
Responds to light energy *Mainly found in eyes