Pain and Temperature Information Crosses Over to the Other Side

Question

Pain and temperature information crosses over to the other side of the CNS in the
A) medulla
B) thalamus
C) spinal cord at the level of entry of the spinal nerve
D) pons
E) cerebrum

Accepted Answer

Pain and temperature information crosses over to the opposite side of the central nervous system (CNS) at the level of the spinal cord, specifically at or near the level where the sensory nerves enter the spinal cord. This process is known as decussation.