The gate control theory of pain ______________________.
|
 |
was proposed by Melzack and Wall during the 1960's; |
 |
suggests that descending signals may inhibit the transmission of pain signals; |
 |
has been supported in part by recent research; |
 |
both b and c are correct; |
 |
all of the alternatives are correct; |
INCORRECT - Although this statement is correct, a better alternative is provided.
[Review Part 1 of the tutorial]
[Review Part 2 (Matching) of the tutorial]