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 Nervous System 40 Flashcards |
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What are the two primary types of coordination in organisms? |
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Nervous coordination and chemical coordination. |
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Which part of the neuron is responsible for carrying messages away from the cyton? |
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Axon |
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True or False: The cerebellum is responsible for regulating involuntary actions such as heartbeat and digestion. |
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False. The medulla oblongata regulates involuntary actions like heartbeat and digestion. |
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Fill in the blank: The ______ is the structural and functional unit of the nervous system. |
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Neuron |
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Which type of neuron carries impulses from sense organs to the brain? |
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Sensory neurons |
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Riddle: I am the largest part of the brain, controlling intelligence and memory. What am I? |
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Cerebrum |
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What connects the axon of one neuron to the dendrites of another neuron? |
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Synapse |
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Which nervous system component comprises the brain and spinal cord? |
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Central Nervous System (CNS) |
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Fill in the blank: The ______ nervous system is responsible for voluntary movements. |
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Somatic |
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Which part of the nervous system regulates involuntary functions like heart rate? |
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Autonomic Nervous System |
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True or False: The peripheral nervous system includes the brain and spinal cord. |
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False. The peripheral nervous system consists of nerves that extend from the central nervous system. |
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What is the primary function of motor neurons? |
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To carry messages from the brain or spinal cord to muscles or glands. |
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Riddle: I am found in pairs and control unconscious functions like breathing. What am I? |
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Autonomic Nervous System |
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Fill in the blank: The ______ regulates body balance and muscle coordination. |
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Cerebellum |
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Which type of nerve contains both sensory and motor neurons? |
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Mixed nerve |
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What is the weight of the human brain in adults? |
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About 1.5 kg |
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True or False: The medulla oblongata is located above the cerebrum. |
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False. The medulla oblongata is located below the cerebrum. |
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What is the role of association neurons? |
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They transmit impulses between neurons. |
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Riddle: I carry impulses from skin and muscles to the brain, but I'm not a motor neuron. What am I? |
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Sensory neuron |
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Fill in the blank: The ______ connects the brain to the rest of the body. |
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Spinal cord |
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