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CNS

Parts of...

QuestionAnswer
What are Ascending Tracts? Sensory Nerves - from Periphery --> Brains
What are Descending Tracts? Motor Nerves - from Brain --> Periphery/Muscle
What are the clinical symptoms of dysfunction due to damaged Ascending Tracts? Anesthesia = LOSS of Sensation --> numbness
What are the clinical symptoms of dysfunction due to damaged Descending Tracts? Paralysis = LOSS of Movement
What structures make up the forebrain? Cerebrum, Thalamus, Hypothalmus, Limbic System
What are the functions of the Cerebrum? 1. Sensory INTERPRETATION; 2. Voluntary Motor activity; 3. Memory; 4. Logic; 5. Judgment
What are the functions of the Thalamus? 1. RELAY center for Ascending tracts; 2. crude Sensory INTERPRETATION
What are the functions of the Hypothalamus? 1. SURVIVAL behaviors (food, water intake, body temp.); 2. Emotional Expression; 3. REGULATION of ANS and Pituitary Gland
What are the functions of the Limbic System? 1. Learning; 2. Emotional Responses
Where is the Midbrains located? CONNECTS Cerebrum with the Pons & Cerebellum
What are the functions of the Midbrain? supports Heraing/Visusal REFLEXES
What structures mak up the Hindbrain? 1. Cerebellum/Pons; 2. Medulla; 3. Reticular Formations
What are the function of the Cerebellum/Pons? SUBCONSCIOUS Mucle Coordination & Balance
What are the function of the Medulla? Heart rate, Respiration, Blood pressure
What are the function of the Reticular Formations? filters REPETITIVE Stimuli, determines Sleep/Wake cycles
What symptoms would be the result of damage to the Medulla? Death
What symptoms would be the result of damage to the Reticular Formations? Coma
Created by: Kristel