Deck 4: Motor Control

Question 1

Someone with Huntington's disease often shows uncontrollable twisting and writhing contractions movements, which is captured by which of the following motor symptoms:

A)Atheosis
B)Decomposition of movement
C)Bradykinesia
D)Akinesia

Answer 1

A

Question 2

The medial pathway linking the brain to the muscles controls what kind of movements?

A)Movement of the arms, hands and fingers
B)Movement of the lower leg and foot
C)Movement of the trunk and proximal limb muscles
D)Movement of the head

Answer 2

C

Question 3

Which of the following is true regarding the frontal eye field?

A)It is involved the planning voluntary execution of eye movements
B)It is involved in the execution of involuntary eye movements
C)It is involved in both voluntary and involuntary eye movements
D)It is involved in neither voluntary nor involuntary eye movements.

Answer 3

A

Question 4

If you sustained damage to your right ventrolateral prefrontal cortex what type of behavioural deficits would you most likely exhibit:

A)Difficulty with novel motor movements
B)Difficulty with coordinated and sequenced movements
C)Difficulties reaching and grasping
D)Difficulty with response inhibition

Question 5

Parietal regions process proprioceptive information, which is characterized by the following:

A)Motor feedback after inaccurate motor coordination
B)Sensory information about the movements of body parts
C)Sensory information about the spatial relation of body parts
D)Simulation of planned motor movement before execution

Question 6

Which of the following roles does the superior parietal lobe play in movement?

A)It is important for determining the type of grasping motion used to manipulate objects.
B)It is important for determining how forceful movements area.
C)It is important in guiding movements to particular regions of space.
D)It regulates the speed with which movements are made.

Question 7

Someone with ideomotor apraxia would have the most difficulties with which of the following:

A)Saluting the flag
B)Dressing themselves
C)Sticking out their tongue
D)Lighting a candle

Question 8

Which of the following statements regarding apraxia is true?

A)It primarily affects more automatic motor behaviors
B)It affects fine skilled motor movements that are sequential in nature
C)It affects gross motor movements that are sequential in nature
D)It mainly affects the ability to perform multiple motor movements simultaneously.

Question 9

Which of the following would not be affected by damage to the cerebellum?

A)Speech
B)Motor coordination
C)Motor learning
D)Pantomime

Question 10

What is the name for the specialized synapse between a neuron and muscle fibers?

A)Muscle junction
B)Motor unit
C)Neuromuscular junction
D)Motor junction

Question 11

Which cortical region is responsible for controlling the force and/or direction with which the motor plans are executed?

A)Primary motor cortex
B)Premotor region
C)Anterior cingulate
D)Parietal regions

Question 12

Akinesia, bradykinesia and tremors, are characteristic of which disease?

A)Huntingdon's disease
B)Epilepsy
C)Dysarthria
D)Parkinson's disease

Question 13

Which subcortical region of plays an important role in the coordination of muscle movement timing, planning of movements and learning of motor skills?

A)Cerebellum
B)Brainstem
C)Thalamus
D)Basal ganglia

Question 14

Which of the regions below is one of the main regions of the brain that plays a role in planning, preparing, and initiating movements?

A)Primary motor cortex
B)Supplementary motor cortex
C)Parietal regions
D)Anterior cingulate

Question 15

Which region of the brain is primarily affected in Parkinson's disease?

A)Substania Nigra
B)Caudate
C)Subthalamic Nucleus
D)Motor Cortex

Question 16

The caudate nucleus, putamen, and nucleus accumbens are all part of which subcortical structure?

A)Substantia nigra
B)Cerebellum
C)Basal ganglia
D)Subthalmic nucleus

Question 17

Which cortical region is important for selecting among conflicting responses and monitoring whether the execution of those actions occurred appropriately?

A)Primary motor cortex
B)Premotor region
C)Anterior cingulate
D)Parietal regions