Movement

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Question 1
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 Hyman's heart is beating thanks to the work of smooth muscles.

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Question 2
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 In skeletal muscles, every axon releases dopamine.

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Question 3
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 Nu has been riding her bike for several miles. At this point, she is probably relying more on her fast-twitch muscles.

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Question 4
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 Activation of the Golgi tendon organs results in contraction of the muscle.

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Question 5
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 The doctor checked Daphne's eyes by shining a light into them to see if her pupils contracted. The doctor was testing her central pattern generators.

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Question 6
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 Most types of movement can be clearly classified as voluntary or involuntary.

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Question 7
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 In order to move his hand, Eloy would need the medial corticospinal tract to be activated.

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Question 8
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 A fixed sequence of movements is called a motor program.

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Question 9
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 The motor cortex can become active when imagining movement.

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Question 10
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 People with severe spinal cord injury continue to produce normal activity in the motor cortex when they want to move.

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Question 11
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 The prefrontal cortex plans movements according to their probable outcomes.

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Question 12
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 The supplementary motor cortex is mainly active when preparing for an organized sequence of movements.

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Question 13
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 Glenna wants to learn how to play the piano so she is watching her sister play. While she is watching, Glenna's mirror neurons would be active.

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Question 14
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 Giving pure dopamine to Parkinson's patients has generally been very successful.

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Question 15
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 In Huntington's disease, earlier onset is associated with slower deterioration over time.

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Question 16
Multiple Choice

 Annamae is studying for a quiz on movement. She writes in her notes that _____ muscle type is responsible for the activity of the ______ .

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A
striated; digestive system
B
cardiac; heart
C
smooth; heart
D
cardiac; digestive system
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Question 17
Multiple Choice

 In order to properly digest her food, Viola needs her ____ muscles to move the food through her digestive system.

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A
smooth
B
striated
C
cardiac
D
antagonistic
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Question 18
Multiple Choice

 What type of muscle is responsible for the movement of your body through the environment?

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A
Smooth
B
Striated
C
Cardiac
D
Syncarpous
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Question 19
Multiple Choice

 What is the relationship between the motor neuron axons and muscle fibers?

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A
Each axon innervates only one muscle fiber.
B
The more muscle fibers a single axon innervates, the more precise the movements.
C
The more axons, which innervate a single muscle fiber, the more precise the movements.
D
The fewer muscle fibers a single axon innervates, the more precise the movements.
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Question 20
Multiple Choice

 The eye muscles can be moved with greater precision than the biceps muscles because ____ .

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A
biceps have only slow-twitch muscles
B
biceps have only fast-twitch muscles
C
biceps are opposed by an antagonistic muscle; the eye muscles are not
D
eye muscles have a lower ratio of muscle fibers to axons
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