Definition
- Sensation is the basic recognition of a stimulus; perception is its interpretation.
- A receptor is a transducer converting its adequate stimulus into an action potential in a sensory neuron.
Types of Sensation
Types of sensation
Type
Somatic
- Origin
- Skin, body wall, muscle, tendon, bone, joint, connective tissue
- Examples
- Touch, pain, temperature, vibration, proprioception
Visceral
- Origin
- Wall or connective tissue of the viscera
- Examples
- Visceral pain
Special
- Origin
- Special sense organs (eye, ear, nose, tongue)
- Examples
- Vision, audition, olfaction, gustation, vestibular sense