A. the signal travels through the nerve of the hand to the spinal cord and then to the brain
I'm guessing b but I'm not sure
The major hormones that are responsible for normal calcium homeostasis are parathyroid hormone and 1,25-dihydroxyvitamin D; these hormones control extracellular fluid calcium on a chronic basis.
Increased body hair
mood swings
hot flashes
sweat
body odor
growing pubic hair
appetite changes
taste bud changes
... there are more but i cant think of them hope this helps xoxo