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The Brain
| Question | Answer |
|---|---|
| Which hemisphere of the brain performs mathematical and logical reasoning and problem solving? | The left hemisphere of the cerebrum performs mathematical and logical reasoning and problem solving |
| Where is cerebrospinal fluid formed | It is produced by the ependymal cells that line the ventricles in the brain and the canal within the spinal cord. |
| What is the functional unit of the nervous system? | neuron |
| What are the three layers of the meninges from the outermost to innermost? | dura mater, arachnoid, pia mater |
| What is the largest part of the brain? | Cerebrum |
| The only connection between the right and left hemispheres of the cerebrum is what? | corpus callosum |
| What does the cerebellum do for the body? | receives sensory information about muscle tone and the position of the body |
| hypothalamus | coordinates the activities of the pons and medulla oblongata |
| thalamus | acts as a relay station, receiving sensory information |
| medulla oblongata | It contains the respiratory centers that automatically set the respiratory rate and other centers that control the heart rate |
| midbrain | It keeps the mind conscious. It coordinates immediate reflex responses to things you see or hear |
| Afferent | Nerves that carry sensory nerve impulses from the body to the spinal cord or brain |
| efferent | Nerves that carry motor nerve impulses from the spinal cord or brain to the body |
| frontal lobe function | Originates conscious thought and intelligence |
| parietal lobe function | Analyzes sensory information about touch, temperature, vibration, and pain |
| temporal lobe function | Analyzes sensory information about hearing Analyzes sensory information about smells |
| occipital lobe function | Analyzes sensory information about vision |
| What does the central nervous system consist of | contains the brain and the spinal cord |
| What does the peripheral nervous system consist of? | the autonomic nervous system (which includes the parasympathetic and sympathetic divisions) and the somatic nervous system |
| What does the autonomic nervous system consist of? | the parasympathetic division and the sympathetic division |
| What does the Somatic nervous system consist of? | controls the voluntary movements of skeletal muscles |
| Parasympathetic Division does what for the body? | rest and digest” activities |
| Sympathetic Division does what for the body? | is active when the body is active or exercising |