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In multiple sclerosis, the immune system destroys the substance that coats and protects nerve fibers in the brain and spinal cord. this causes inflammation and injury to the nerves, and the axons don't conduct impulses as well.
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Exercise has no positive effects on the nervous system? true or falseu
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The amount of oxygen that is actually used by the body during the rest or a hand workout is determined by the heart rate, the stroke volume, and the amount of a. blood circulating in the vascular system b. oxygen removed from the vascular system c. oxygen provided to the vascular system d. blood that individual has in the body e. hemoglobin in the red blood cells
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Witch form of birth control could people use without. altering hormonal systems or blocking sperm from fertilizing an egg
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Which organ develops and is fully functional in the first trimester?...
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