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Express Lesson
Express Lesson- Nervous System Vocab Words
Question | Answer |
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Neurons | Specialized cells, that recieve and send sifgnals to coordinate the body's thoughts, senses, movements, balance, and many automatic responses. |
Nerves | Bundles of tissue that carry signals from one place to another. |
Spinal Cord | The column of nerve tissue that runs through the backbone. |
Central Nervous System(CNS) | The brain and spinal cord make this system up. |
Peripheral Nervous System(PNS) | The nerves that connect the brain and spinal cord to other parts of the body. |
Synapse | A point between a neuron that is sending a signal and the neuron or other cell that is recieveing the signal. |
Neurotransmitters | Chemicals that move across the synaptic cleftnand bind to receptors on the surface of the next cell. |
Sensory Nerves | Nerves that carry signals from the sense organs toward the CNS, where they are processes or relayed. |
Motor Nerves | Nerves that carry signals from the brain or the spinal cord to the muscles and glands. |
Brain | The main control center for the body. |
Cerebrum | The most complex part of the brain which is the center for thought, imagination, and emotions. |
Cerebellum | The part of the brain that controls balance and posture. |
Brain Stem | The part of the brain that guides signals coming from the spinal cord to other parts of the brain. |
Spinal Nerves | Nerves that branch from the spinal cord and that go to the brain and to the tissues of the body. |
Reflex | An involuntary response that enables the body to react immediately to a stimulus, such as a possible injury. |