Chapter 8 action neuroscience

Which area of the brain is associated with speech?

• Primary motor cortex

• Primary somatosensory cortex

• Broca's area

• Basal ganglia

What is the function of the cerebellum as mentioned in the image?

• Sensory processing

• Speech

• Motor control

• Visual processing

Which of the following is not listed in the image as a part of the motor cortex?

• Premotor cortex

• Supplementary motor area

• Inferior parietal cortex

• Frontal eye field

Which of the following is a structure found in the midbrain?

• Medullary pyramids

• Superior colliculus

• Medulla

• Pyramidal tract

What type of tract is the corticospinal tract?

• Pyramidal tract

• Extrapyramidal tract

• Vestibulospinal tract

• Reticulospinal tract

Which tract is not considered part of the extrapyramidal tracts?

• Tectospinal

• Rubrospinal

• Corticospinal

• Vestibulospinal

Where are the medullary pyramids located?

• Midbrain

• Spinal cord

• Medulla

• Right red nucleus formation

What do alpha motor neurons innervate?

• Nerve endings

• Muscle fibers

• Sensory neurons

• Blood vessels

What substance do alpha motor neurons release to produce muscle contractions?

• Dopamine

• Serotonin

• Acetylcholine

• Adrenaline

What is the role of gamma motor neurons?

• They release neurotransmitters in the brain.

• They control voluntary movements of the arms and legs.

• They are part of the proprioceptive system and sense the length and state of the muscles.

• They regulate the heartbeat.