Abeka Biology Quiz 11 (Revised 2024) Already Passed

Abeka Biology Quiz 11 (Revised 2024) Already Passed MULTIPLE CHOICE What term describes a nerve that contains both sensory and motor nerve fibers? Mixed nerve Which is the thick bundle of nerve fibers located within the vertebral column? Spinal cord What is the term for a short, branched extension of a neuron that receives impulses from other neurons and conducts them toward the cell body? Dendrite What type of neuron relays signals between other neurons? Interneuron SHORT ANSWER What is the principal organ of the nervous system? Brain What division of the nervous system is composed of the cranial and spinal nerves? Peripheral (nervous system) MODIFIED TRUE/FALSE In the brain and spinal cord, myelin is primarily found in the WHITE matter. True The body's automatic response to an emergency situation is controlled by the SYMPATHETIC division. True The brain and spinal cord are covered by a triple layer of protective tissues called the BLOOD- BRIAN BARRIERS. Meninges