Besides sending messages to and from the brain, the spinal cord has another important function: Reflexes. In fact, in very simple animals, that is the main function of the cord. In higher animals, reflexes are important because they provide
A. maintenance of life-sustaining processes such as breathing and heart beat, even while sleeping or unconscious.
B. protection from sudden or unexpected environmental harms.
C. objective physical evidence of neurological injury.
D. stimulation of the brain as a protection against atrophy in situations where voluntary movement is hindered, such as a coma.
Answer: C
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