Biology, 26.07.2019 14:50, anilabrea

Which of the following is true about a spinal reflex? a. it is controlled by the brain. b. it is an involuntary response to a stimulus. c. it is a voluntary contraction of muscles. d. it increases blood flow to muscles.

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Which of the following is true about a spinal reflex? a. it is controlled by the brain. b. it is an...