Neuroanatomy and Motor Control Systems Quiz

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Where is the primary motor cortex located?

Occipital lobe

Parietal lobe

Frontal lobe (correct)

Temporal lobe

Which system includes neuronal cell bodies in the cerebral cortex and their axons passing through the brainstem to the spinal cord?

Extrapyramidal system

Reticular formation

Pyramidal system (correct)

Somatosensory system

What is the major function of the primary motor cortex?

Processing visual information

Storing long-term memories

Regulating emotions

Converging cortical sensorimotor signals (correct)

What happens in the medulla regarding the pyramidal tract?

It decussates, crossing the midline Signup and view all the answers

How does the right cortical region control body movements?

By controlling the opposite side of the body Signup and view all the answers

What changes are observed in the primary motor cortex as a result of learning new skills?

Changes in electrical activity Signup and view all the answers

Damage to the posterior parietal association cortex can lead to deficits in which of the following?

Perception and memory of spatial relationships Signup and view all the answers

Which area of the brain is responsible for evaluating external stimuli and initiating reactions to them?

Dorsolateral prefrontal association cortex Signup and view all the answers

Which part of the brain integrates information about the original position of body parts that are to be moved and positions of external objects?

Posterior parietal association cortex Signup and view all the answers

Electrical stimulation of specific sites within which area of the brain can result in complex body movements?

Primary motor cortex Signup and view all the answers

The supplementary motor area is mainly responsible for:

Planning movements Signup and view all the answers

What is the function of the rubrospinal tract?

Regulates motor output Signup and view all the answers

Which part of the brain is responsible for guiding movement through inhibition?

Cerebellum Signup and view all the answers

What is a characteristic of the cerebellum?

It varies in size based on the range of cognitive tasks Signup and view all the answers

What is the main role of the extrapyramidal system?

Coordinating and modulating motor activity Signup and view all the answers

Which part of the brain receives information from the primary and secondary motor cortex?

Cerebellum Signup and view all the answers

What is a common symptom associated with the loss of proper motor control?

Difficulty in controlling movement direction and force Signup and view all the answers

Neuroanatomy and Motor Control Systems Quiz

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