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Exam 16: Sensory, Motor, and Integrative Systems

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Question 1

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Sensory neurons in the muscle spindle are activated during muscle [dropdown 1].Activation of gamma motor neurons in the muscle spindle cause [dropdown 2] of intrafusal muscle fibers. Dropdown choices: muscle contraction muscle stretch

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1.muscle stretch 2.muscle contraction

Question 2

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During the process of learning,the brain shows a characteristic called _____,which is the ability to change in response to intensive usage for a particular task like memorizing a page of physiology notes.

A) habituation
B) desensitization
C) plasticity
D) reflexes
E) palsy

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Question 3

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Which structure monitors the stretching of skin during a physical therapy session?

Which of the following stages of non-rapid eye movement (NREM) sleep is considered the deepest level of sleep?

[dropdown 1] motor neurons innervate [dropdown 2] muscle fibers,which are specialized muscle fibers within a muscle spindle necessary for fine motor control. Dropdown 1 choices: Alpha Beta Gamma Delta Dropdown 2 choices: extrafusal intrafusal

An individual with damage to their hippocampus may struggle with

Loss of dopamine production in the caudate nucleus is associated with

Which of the neurons in the diagram would most likely pick up an itch sensation?

The postcentral gyri of the parietal lobes of the cerebral cortex

The integration centers for sensations that are consciously perceived (like vision,smell,taste,and pain) are found in the

The [dropdown 1] conveys impulses for pain,temperature,tickle and itch.The [dropdown 2] conveys impulses for conscious proprioception,pressure and vibration from the lower half of the body,while the [dropdown 3] conveys the same impulses from the upper half of the body.The [dropdown 4] conveys impulses for subconscious proprioception. Dropdown choices: cuneate fasciculus gracile fasciculus spinothalamic tract spinoreticular tract spinocerebellar tract trigeminothalamic tract

Corticospinal pathways that decussate in the [dropdown 1] form the [dropdown 2].Corticospinal pathways that do not decussate form the [dropdown 3]? Dropdown 1 choices: Medulla oblongata Pons Thalamus Midbrain Dropdown 2&3 choices: Anterior corticospinal tract Indirect motor pathway Lateral corticospinal tract

[dropdown 1] carry afferent signals from the sensory receptor to the CNS.[dropdown 2] carry afferent signals from the thalamus to the cerebral cortex.[dropdown 3] carry sensory information from the CNS to the thalamus. Dropdown choices: First order neurons Second order neurons Third order neurons Preganglionic neurons Motor neurons Postganglionic neurons Efferent neurons

Compare short-term memory versus long-term memory with regard to specific changes that are thought to occur in the brain.

Which structure in the diagram is sensitive to low vibrational frequencies and typically located in areas that lack hair?

If spinal cord injury occurred to the spinothalamic tract,

Describe the role of the reticular activating system in sleep,arousal,and consciousness.

Dancers being aware of their body position when they are in the air is

____ would detect irritation on the skin if you didn't wear gloves while cleaning with bleach.

In the trigeminothalamic pathway,first-order neuron's cell bodies are located in the