I believe the answer is: activation of large nerve fibers in your spinal cord
Gate control theory was popularized by Ronald Melzack and Patrick Wall, it views that non-painful area input closes the doors or "gates" to the painful area input, this exist in order to prevents pain sensation from coming through the central nervous system and being transferred across our body.
A reinforcer is a stimulus that increases the probability that the behavior will occur again. An example of a reinforcer would be a dog treat. If you want your dog to follow the command "sit", you would follow the behavior with a dog treat, or reinforcer, to ensure that the behavior of "sit" would occur again.
Answer:
A common form of fossilization is permineralization. This occurs when the pores of plant materials, bones, and shells are impregnated by mineral matter from the ground, lakes, or oceans. ... Sometimes the mineral substance of the fossils will completely dissolve and other minerals replace them.
George Washington was the first president
The correct answer to this open question to this open question is the following.
Although there are no options for this question we can say the following.
Indian mathematics was able to make great advances in the 3rd and 2nd century BCE, in part because of their development of the decimal system and the invention of "zero."
Indians were smart people and great mathematicians. Great Indian mathematicians such as Brahmagupta or Aryabhata, also developed concepts on algebra negative numbers, and trigonometry that are applicable in modern-day mathematics. From India, these concepts spread to other far regions such as the Middle East or China, where other mathematicians and scholars improved these concepts.