Mark the following statements on the role of the brain in movement as true or false. If a statement is false, correct it to make a true statement. 




b. The cerebellum monitors the initiation of movement but does not monitor ongoing movements. 

Mark the following statements about the spinal cord as true or false. If a statement is false, correct it to make a true statement.

b. The spinal cord extends from the foramen magnum to the level between the first and second lumbar vertebrae.

Mark the following statements about the spinal cord as true or false. If a statement is false, correct it to make a true statement.

c. The epidural space around the spinal cord is only a potential space.

Mark the following statements about the spinal cord as true or false. If a statement is false, correct it to make a true statement.

d. The posterior horn of spinal gray matter contains the cell bodies of motor neurons.

Mark the following statements on the role of the brain in movement as true or false. If a statement is false, correct it to make a true statement. 

a. The dopaminergic neurons of the substantia nigra enhance the actions of the caudate nucleus and putamen.

Mark the following statements on the role of the brain in movement as true or false. If a statement is false, correct it to make a true statement. 

c. The basal nuclei inhibit inappropriate movements and are required for the initiation of movement. 

Mark the following statements on the role of the brain in movement as true or false. If a statement is false, correct it to make a true statement. 

d. The correction of motor error by the cerebellum can occur over the long term by motor learning.

Fill in the blanks: The two components of the CNS that are responsible for maintenance of homeostasis are the_____and the______. 

Which of the following statements is false? 

a. The suprachiasmatic nucleus is often called the body's 'master clock.' 

b. Melatonin and the ventrolateral preoptic nucleus increase the activity of the reticular formation. 

c. A decrease in the activity of the reticular formation disconnects the thalamus from the cerebral cortex and decreases the level of consciousness. 

d. Orexins are neurotransmitters that stimulate the reticular formation.