What is the main function of the nervous system?, To produce hormones for the body, To transport nutrients throughout the body, To receive information and direct the body’s responses, To pump blood to all body parts, Which structure is the body’s communication network?, Digestive system, Circulatory system, Endocrine system, Nervous system, What is the job of dendrites in a neuron?, Send information away from the cell, Pick up information, Produce hormones, Protect the spinal cord, Which of the following organs make up the central nervous system (CNS)?, Brain and spinal cord, Brain and nerves, Spinal cord and heart, Nerves and muscles, The peripheral nervous system (PNS), Includes only the brain, Controls memory and thinking, Connects the CNS to the rest of the body, Produces hormones, Which type of neuron picks up a stimulus and converts it into a message?, Motor neuron, Interneuron, Sensory neuron, Brain neuron, What is the function of an interneuron?, To detect changes in the environment, To carry messages from one neuron to another, To send messages to muscles or glands, To convert impulses into electrical signals, A motor neuron sends messages to which of the following?, Dendrites, Brain cells, Muscles or glands, Interneurons, What is the message carried by a neuron called?, Synapse, Stimulus, Reflex, Nerve impulse, The synapse is the:, Part of the axon that stores neurotransmitters, Junction where one neuron can transfer an impulse to another, Area of the brain that controls reflexes, Region where dendrites receive chemicals, How does a signal cross the synaptic gap?, By electrical signals only, Using muscle contractions, By changing from electrical to chemical signals, Through direct neuron contact, What are the two main parts of the central nervous system?, A. Brain and heart, B. Spinal cord and nerves, C. Brain and spinal cord, D. Brain and lungs, Which part of the CNS controls most of the body’s functions?, A. Spinal cord, B. Brain, C. Nerves, D. Reflex arcs, What is the function of the spinal cord?, A. To store memories, B. To link the brain to the rest of the body, C. To produce hormones, D. To control breathing, What type of neurons make up the brain?, A. Sensory neurons, B. Motor neurons, C. Interneurons, D. Mixed neurons, What protects the brain from injury?, A. Only the skull, B. Layers of connective tissue and fluid, C. Muscles and tendons, D. The vertebral column, The spinal cord is a thin strand of nerves located outside the vertebral column., True , False.

Nervous System

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