Exam 8: Control of Movement

Damage to the flocculonodular lobe of the cerebellum would be expected to impair

Parkinson's disease results from loss of dopamine-secreting neurons of the ________ bundle.

Damage involving the ________ tract would be expected to impair walking as well as automatic functions such as breathing and sneezing.

Stimulation of the pre-SMA cortex induces

A key aspect of ________ apraxia is that a patient asked to imitate a movement is unable to do so using either hand.

Degeneration of neurons within the ________ results in loss of ________ function and Huntington's disease.

The disproportionate cortical representation in the primary motor cortex of the fingers and mouth is due to the fact that

An indirect way through which the brain modulates muscle tension is to

The physical effects of a muscle twitch last longer than the action potential that triggered the contraction because

The monosynaptic stretch reflex circuit consists of

Describe how the reticular formation regulates muscle tonus.

The event(s) that induce the contraction of a muscle fiber is/are the

Imaging studies indicate strong activation of the pre-SMA region during

The sound of a bag being ripped open is likely to trigger activation of the

The primary motor cortex receives information from

________ muscles are also known as antigravity muscles.

An important function of the monosynaptic stretch reflex is to

Damage involving the ________ tract would be expected to impair posture.

Reaching involves activation of the ________ cortex, which in turn interacts with the ________ cortex.

P. exhibited a problem in ________ due to _______.