Nerve+system+worksheet+I+corrected+March+7

1 There are three different kinds of neurone or nerve cell. Match each kind with its function. to the brain or spinal cord. || or spinal cord to a muscle or gland ||
 * A. Motor neuron; B. Sensory neuron; C. Relay neuron; **
 * **Kind of neurone ** ||  **Function **  ||
 * //B. Sensory neuron // || The nerve cell that carries impulses from a sense receptor
 * //C. Relay neuron // || The nerve cell that connects sensory and motor neurons ||
 * //A. Motor neuron // || The nerve cell that transmits impulses from the brain

 2. Match the descriptions in the table below with the terms in the list. the passage of nerve impulses. || within and outside the body. ||
 * **Term ** ||  **<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Function **  ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">B. Axon // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">1. The long fibre that carries the nerve impulses. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">J. Nerve // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">2. A bundle of axons. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">A. Synapse // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">3. The connection between adjacent neurons. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">K. Neurotransmitter // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">4. The chemical secreted into the gap between neurons at a synapse. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">G.Reflex // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">5. A rapid automatic response to a stimulus. ||
 * <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">C. //Myelin sheath// || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">6. The covering of fatty material that speeds up
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">L. Axon terminal // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">7. The structure at the end of an axon that produces neurotransmitters to transmit the nerve impulse across the synapse. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">D. Nerve impulse // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">8. The high speed signals that pass along the axons of nerve cells. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">I. Dendrites // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">9. The branching filaments that conduct nerve impulses towards the cell. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">E. Sense receptor // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">10. The sense organ or cells that receive stimuli from
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">F. Response // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">11. The reaction to a stimulus by a muscle or gland. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">H. Cell body // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">12.The part of the nerve cell containing the nucleus. ||

<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">3 <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">a) List in order the 3 different neurons involved in a reflex arc from the stimulus to the response. <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">b) Name 3 different reflexes found in animals. <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Reflex 1. //Blink reflex//. <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Reflex 2. //Hand pinch refle//x. <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Reflex 3. //Swallowing reflex, plus many others//.
 * **<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Stimulus ** || //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">sensory neuron // || //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">relay neuron // || //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">motor neuron // ||  **<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Response **  ||

<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">4. Indicate whether the following parts of the nervous system are part <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">of the **Central Nervous System CNS)** or the **Peripheral Nervous System (PNS).** <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">5 Match the descriptions below with the terms in the list. You may need to use some terms more than once. <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">memory, and learning. ||
 * **<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Part of nervous system ** ||  **<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">CNS or PNS? **  ||
 * <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Brain || //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">CNS // ||
 * <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Autonomic nervous system || //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">PNS // ||
 * <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Spinal nerves || //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">PNS // ||
 * <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Spinal cord || //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">CNS // ||
 * <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Cranial nerves || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">PNS ||
 * **<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Term ** ||  **<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Description **  ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">E. Hypothalamus // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">1. Controls water balance and body temperature. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">D.Brain stem // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">2. Where the respiratory rate is controlled. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">C. Cerebellum // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">3. Where posture, balance and voluntary muscle movements are controlled. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">A. Cerebral hemispheres // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">4. Contains centres governing mental activity, including intelligence,
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">H. Meninges // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">5. The tough fibrous envelope enclosing the brain and spinal cord. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">F. Pituitary // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">6. The “master” gland of the endocrine system. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Cerebral hemispheres/cortex // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">7. Responsible for instigating voluntary movements. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">J. Cerebrospinal fluid // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">8. The fluid that surrounds the brain and spinal cord. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">G. Grey matter // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">9. Composed of cell bodies and nuclei. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">B. White matter // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">10. Composed of axons. ||
 * <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Cerebral hemispheres/cortex || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">11. Where the sensations of sight, sound, taste etc. are interpreted. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">I. Ventricles // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">12. Spaces in the brain filled with cerebral spinal fluid. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">K. Sulcus // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">13. A fold in the cerebral cortex. ||
 * //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">L. Carotid artery // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">14. The artery that supplies the brain with oxygenated blood. ||

<span style="font-family: 'Times New Roman','serif'; font-size: 16px;"> 6. Match the descriptions below with the parts of the nervous <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">system in the list. You may need to use some terms more than once. <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">brain and the spinal cord. || //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">B. Central nervous system // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">cranial and spinal nerves. || //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">C. Peripheral nervous system // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">the activity of the heart and smooth muscle. || //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">A. Autonomic nervous system // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">respiratory rates, increases blood flow to the skeletal muscles and <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">dilates the pupils of the eye. || //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">E. Sympathetic nervous system // || <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">and decreases heart and respiratory rates. || //<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">D. Parasympathetic nervous system // ||
 * **<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Description ** ||  **<span style="font-family: 'Times New Roman','serif'; font-size: 16px;">Part of the nervous system **  ||
 * <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">1. Part of the nervous system that is composed of the
 * <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">2. Part of the nervous system that is composed of the
 * <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">3. The part of the peripheral nervous system that regulates
 * <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">4. The part of the autonomic nervous system that increases heart and
 * <span style="font-family: 'Times New Roman','serif'; font-size: 16px;">5. The part of the autonomic nervous system that increases gut activity

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