3 Nervous System Organization and Anatomy: Brain Part 2

Which structure is responsible for smoothing out and adjusting motor movements?

• Basal Ganglia

• Cerebellum

• Motor Cortex

• Thalamus

What is another name for the Primary Motor Cortex?

• Postcentral Gyrus

• Precentral Gyrus

• Occipital Lobe

• Temporal Lobe

On which side of the body does the Primary Motor Cortex control movement?

• Ipsilateral

• Contralateral

• Bilateral

• Unilateral

Where do the motor tracts begin?

• Sensory cortex

• Primary motor cortex

• Cerebellum

• Brainstem

What do the axons of upper motor neurons control?

• Cardiac muscles

• Skeletal muscles

• Smooth muscles

• Glandular secretion

What is the function of the corpus callosum?

• Connects the two hemispheres

• Connects different parts of the same hemisphere

• Connects the cortex with lower brain or spinal cord

• Transmits auditory information

Which of the following is NOT a commissure?

• Corpus callosum

• Anterior commissure

• Arcuate fibers

• Posterior commissure

Which of the following fibers is involved in connecting the cortex with the spinal cord?

• Association fibers

• Commissures

• Projection fibers

• Sensory fibers

What type of motor movements does the Anterior Corticospinal Tract control?

• Precise motor movements

• Large motor movements

• Fine motor movements

• Small motor movements

On which side does the lower motor neuron (LMN) exit the central nervous system (CNS)?

• Posterior

• Anterior/Ventral

• Lateral

• Dorsal