Editing 20110105 Lecture 4 notes.txt
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***one cannot distinguish between two stimuli in the same field so when receptive fields are large, two distinct stimuli must be farther apart than when the receptive field is smaller | ***one cannot distinguish between two stimuli in the same field so when receptive fields are large, two distinct stimuli must be farther apart than when the receptive field is smaller | ||
*Pacinian and ruffini have large receptive fields | *Pacinian and ruffini have large receptive fields | ||
- | ** | + | **And locations of highest sensitivity; near the nerve terminal, presumably. |
**Example: medial half of the hand from the 5'th digits proximal filange to the distal end of the ulna. | **Example: medial half of the hand from the 5'th digits proximal filange to the distal end of the ulna. | ||
*Meissner's corpuscles, Merkel's disks, and free nerve endings have small receptive fields | *Meissner's corpuscles, Merkel's disks, and free nerve endings have small receptive fields |