Contact with Ice Numbs a Person's Fingers Because at Lower

Question

Contact with ice numbs a person's fingers because at lower temperatures
A) membrane fluidity is reduced in nerve cells.
B) no ATP can be produced in the fingers.
C) protein kinases are activated in the nerves.
D) membranes in nerve cells unzip.
E) there are changes in the lipid composition of the membranes in nerve cells.

Accepted Answer

At lower temperatures, the fluidity of cell membranes, including those in nerve cells, is reduced. This affects the function of nerve cells, leading to numbness.