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4. Describe the pathway for initiation and maintenance of a movement through the basal ganglia.
stimulation of the indirect pathway of basal ganglia leads to suppression of movement: True False
stimulation of the indirect pathway of basal ganglia leads to suppression of movement: True False
How do you select which action to perform? 1. Draw the pathway in the basal ganglia that helps select the motor movement to perform.
Describe the structure and function of the basal ganglia. Describe Parkinson disease, the most common form of parkinsonism, including the etiology, pathogenesis, signs and symptoms, and key treatments for this disease.
6. Describe why Parkinson's Disease creates a dyskinesia and how the basal ganglia pathways are involved.
6. Describe why Parkinson's Disease creates a dyskinesia and how the basal ganglia pathways are involved.
Consider the motor loop through the basal ganglia. Which of the following is the functional consequence of cortical activation of the putamen? Inhibition of Motor Cortex Activation of Substantia Nigra Inhibition of Thalamus Inhibition of Globus Pallidus
1) The net effect of the direct pathway on the thalamus when there is cortical input is _. (2 points) 2) Describe the basal ganglia pathway that must be utilized to prevent an antagonistic muscle from interfering with an agonist muscle. Describe each step in detail using complete sentences. Do not use a drawing or diagram. (4 points) 3) Describe how the neurons of the SNPC influence the direct pathway and the indirect pathway. (4 points)
.1. Discuss the contributions of the following brain areas to emotion: hypothalamus, insular cortex, basal ganglia, anterior cingulate gyrus. 2. Describe the relationship between serotonin and aggression. How is the relationship affected by testosterone? By antidepressant drugs such as fluoxetine? 3. The characteristic most closely predicted by performance on intelligence tests is ______. a) socioeconomic status B) job performance C) performance in school D) income 4. Which test do many theorists prefer to use as a measure of intelligence? A)...
1. Describe the reactions in the initiation stage of fatty acid synthesis. 2. Describe the reactions in the elongation stage of fatty acid synthesis. 3. How are fatty acids "activated" 4. Describe how fatty acid chains are desaturated. 5. Describe the reactions which convert glycerol 3-phosphate into phosphatidate. 6. Describe how phosphatidate is converted to a triacylglycerol. 7. Describe the basic pathway of cholesterol synthesis. 8. Describe the basic concept of the ß-oxidation pathway. 9. Describe how fatty acids are...