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Ross Nervous System
Study The Nervous System
| Question | Answer |
|---|---|
| Name two control systems in the body. | The Endocrine and Nervous systems |
| Impulses in the somatic nervous system affect the | Skeletal Muscles |
| Where is the cerebellum. | Under the occipital lobe of the cerebrum |
| What is the function of an axon? | Transmit impulses away from the cell body of a neuron. |
| Describe a dendrite. | Branch like projections from the cell body that transmits impulses toward the cell body |
| What is an oligodendrocyte? | Glia tissue that produces myelin sheath |
| Where are the vital centers? | Medulla Oblongata of the brainstem |
| What are afferent neurons? | Sensory neurons |
| What are efferent neurons? | Motor neurons |
| Name the layers of the meninges. | Dura mater, arachnoid mater, pia mater |
| What is the function of the autonomic nervous system? | Control impulses to cardiac muscle, smooth muscle and glandular tissue. |
| What is the thick outer layer of the meninges? | Dura mater |
| The sympathetic nervous system controls ______ | Fight or flight emergency system |
| What are motor neurons? | Neurons that transmit impulses to muscle and gland tissue away from the brain and spinal cord |
| What are sensory neurons? | Neurons that transmit impulses to the spinal cord and brain from all parts of the body. |
| What is the outside covering of a nerve called? | Epineurium |
| List the parts of the central nervous system. | The brain and spinal cord |
| Where is cerebrospinal fluid found? | Between the pia mater and arachnoid mater and in the ventricles of the brain |
| What is the function of the thalamus? | Produce sensations,associate sensations with emotions and part of the arousal or alertness mechanism. |
| What is the function of the hypothalamus? | Major control of all internal organs; heartbeat, blood pressure control, GI contractions, water balance |
| What is a synapse? | Place where impulses are transmitted from neuron to the next neuron |
| List the three structures making up a synapse. | Synaptic knob, synaptic cleft and plasma membrane |
| What is shingles? | Reactivation of the varicella virus. |
| What is the cause of Alzheimer's disease? | Unknown |
| What is the cause of Huntington's disease? | Genetic |
| What is a glioma? | Tumor of the nervous tissue? |
| What connects the right and left sides of the brain? | Corpus callosum |
| List the three structures making up the brainstem. | Medulla oblongata, Pons and midbrain |
| What are microglia? | Glia cells that act as microbe eating scavengers in inflammed or degenerating brain tissue |
| What is a neurotransmitter? | Chemical compound found in the synaptic cleft |
Created by:
TeacherKay
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