Ch 13 Nervous System & Phychologic Disorders Flashcards

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1
Q

Nerve endings that detect chemicals…

A

Chemoreceotors

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2
Q

Thermoreceptors

A

Nerve cells that detect changes in temp

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3
Q

Nerve cells that are receptive to light

A

Photoreceptors

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4
Q

Astigmatism

A

stigma: points / marks
-ism: condition
Uneven curvature of the cornea or lens of the eye. Prevents the sharp focus of an image.

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5
Q

Brain disorder characterized by paralysis & lack of muscle coordination.
(Results from developmental defects in the brain or trauma at birth)

A

Cerebral Palsy

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6
Q

Diplegia

A

di-: two
-plegia: paralysis
Paralysis affecting like parts on both sides of the body.

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7
Q

Diplopia

A

dipl/o: double
-opia: vision

Double vision

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8
Q

Dysphagia

A

dys-: difficult
-phagia: eating/swallowing

Difficulty swallowing.

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9
Q

Dysphasia

A

dys-: difficult
-phasia: speech

Speech impairment caused by a lesion in the brain; characterized by lack of coordination & failure to arrange words properly

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10
Q

Encephalitis

A

encephal/o: brain
-itis: inflammation

Inflammation of the brain

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11
Q

Meniere Disease

A

Chronic disease of the inner ear characterized by recurrent episodes of dizziness

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12
Q

Myasthenia Gravis

A

my/o: muscle
-asthenia: weakness
Disease characterized by muscle weakness & abnormal fatigue.

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13
Q

Myelitis

A

myel/o: bone marrow/spinal cord
-itis: inflammation

Inflammation of bone marrow or the spinal cord

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14
Q

Hyperopia

A

Farsightedness

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15
Q

Analgesics

A

Agents that relieve pain without causing loss of consciousness

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16
Q

Hypnotics

A

Drugs often used as sedatives to produce a calming effect.