Chapter 15 Nervous System C Terms I Flashcards

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1
Q

Afferent

A

Conveying toward a center, for example afferent nerves carry impulses to the central nervous system

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2
Q

Ataxia

A

Lack of muscle coordination

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3
Q

Cognitive

A

Pertaining to the mental process of comprehension, judgement, memory and reason

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4
Q

Coma

A

State of profound unconsciousness

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5
Q

Concussion

A

Injury to the brain caused by minor or major head trauma, symptoms include vertigo, headache, and possible loss of consciousness.

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6
Q

Conscious

A

Awake, alert, aware of one’s surroundings

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7
Q

Convulsion

A

Sudden, involuntary contraction of a group of muscles, may be present during a seizure

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8
Q

Disorientation

A

A state of mental confusion as to time, place or identity

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9
Q

Dysarthria

A

Inability to use speech that is distinct and connected because of a loss of muscle control after damage to the peripheral or central nervous system

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10
Q

Efferent

A

Conveying away from the center, for example efferent nerves carry info away from the central nervous system

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11
Q

Gait

A

A manner or style of walking

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12
Q

Incoherent

A

Unable to express ones thoughts or ideas in an orderly, intelligible manner

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13
Q

Paraplegia

A

Paralysis from the waist down caused by damage to the lower level of the spinal cord

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14
Q

Seizure

A

Sudden, abnormal surge of electrical activity in the brain, resulting in involuntary movements or behaviors

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15
Q

Shunt

A

Tube implanted in the body to redirect the flow of a fluid

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16
Q

Syncope

A

Fainting or sudden loss of consciousness caused by lack of blood supply to the cerebrum

17
Q

Unconsciousness

A

State of being unaware of surroundings and incapable of responding to stimuli as a result of injury, shock or illness or drugs