The legs of an accident victim with a fractured vertebral column and injured spinal cord could not be raised because
impulses fromreceptors in the legs cannot travel to the brain
impulses from the brain cannot travel to the legs
chemical substances will be released at synapses in the central nervous system
reflexx actions cannot take place in the legs
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Discussions (3)
Its actually B if you think it through
okay,
To move a leg, the brain sends motor impulses down the spinal cord to the muscles in the leg. Righttt?
Receptors in the leg are responsible for sending sensory information (like pain, pressure, touch) up to the brain, not for initiating movement.
So in the case of a spinal cord injury, if a person can’t move their legs, the key issue is:
The brain’s motor signals can’t travel down to the muscles — meaning Option B is correct.
Myschool please rectify the issue.
