Answer: The answer is B- Diffusion of calcium ions through NMDA receptors.
Explanation:
Phantom limb pain (PLP) is a painful sensation experienced after the loss or amputation of a limb. The limb is no longer there but the individual can still feel real and severe pains in the limb. This occurs soon after surgery.
NMDA is a receptor for Glutamate which is an excitatory neurotransmitter. The activation of NMDA receptors are associated with hyperalgesia which is an abnormally heightened sensitivity to pain.
Answer:
d) sedimentary, metamorphic and igneous
Both a b c are the right answer choice for this question
Tides are gravitational pulls between the earth, the sun, and the moon. A method that is currently used to monitor tides would be measuring the distance from the sun, moon, and Earth.