9781422280348

Words to Understand

axon: part of a neuron that extends out and carries signals to other cells. capillaries: tiny blood vessels that carry blood from larger blood vessels to body tissues. congenital: a condition or disorder that exists from birth. contusions: bruises. dendrites: part of a neuron that extends out and receives signals from other cells. diffuse: widespread, all over the place. focal: limited to a well-defined site, localized. glia, or glial cells: several types of cells that support and protect neurons. hematoma: a mass formed by blood clots. hemorrhage: bleeding from a broken blood vessel. meninges: protective membranes around the brain and spinal cord. motor disabilities: impaired ability to move and control muscles. nerves: bundles of axons. neurons: specialized cells found in the central nervous system (the brain and spinal cord).

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