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Anatomy
Chapter 13
| Question | Answer |
|---|---|
| Central Nervous System consists of the | Brain, spinal cord and brain stem |
| Peripheral Nervous System consists of the | All nerves outside of the central nervous system |
| What is the role of the Central Nervous System ? | Control center: Processes and integrates sensory information. Plan and coordinate responses to stimuli. |
| What is the role of the Peripheral Nervous System? | Communication network between the body and Central Nervous System |
| What is the function of afferent fibers? | Sends information to the Central Nervous System |
| What is the function of efferent fiber? | Carry commands away from the Central Nervous System |
| Function of Somatic Nervous System? | Controls skeletal muscle |
| The Autonomic Nervous System is voluntary. True or False | False |
| What are the branches of the Autonomic Nervous System? | Sympathetic and Parasympathetic Nervous System |
| Smoking activates which part of the Nervous System? | Parasympathetic |
| Muscle movement involves which part of the nervous system? | Somatic Nervous System |
| List three types of receptors. | Sight, hearing, touch |
| What are neuroglia? | Support cells. |
| Axon receives sensory input. True or False? | False |
| What part of the neuron is responsible for output? | Axon |
| Un-myelinated axons take: | Longer to travel |
| What is gray matter? | Unmyelinated axons and cell bodies. |
| Define White matter. | composed of myelinated axons |
| List the Neuroglia of the Peripheral Nervous System | Schwann Cells, Satellite Cells |
| List the Neuroglia of the Central Nervous System | Astrocytes, Oligodendrocytes, Micrologia ,Ependymal |
| Which Neuroglia produces Myelin in the PNS? | Schwann Cells |
| True or false. Oligodendrocytes produce myelin in the CNS | True |
| Astrocytes role and function: | Form the blood brain barrier. Separates the CNS from blood. ( can also play a role in how neurons function |
| What's the name of the immune cell in the Central Nervous System? | Micrologia |
| Astrocytes | Form the blood brain barrier, separating the CNS from blood. Also play a role in how neurons function. |