Please ASAP, Thank you. Itch transmits via C-fibers in the dorsal horn and travels by the spinothalamic tract. What effect does the act scratching a.Inhibits itch sensitive spinothalamic neurons...

Please ASAP, Thank you.

Itch transmits via C-fibers in the dorsal horn and travels by the spinothalamic tract. What effect does the act scratching

a.Inhibits itch sensitive spinothalamic neurons

b.Activates histamine sensitive spinothalamic neurons

c.Depolarizes GRP receptors in the dorsal horn

d.All of the above