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BIO 142 > Ch. 12- Centeal Nervous System > Flashcards

Ch. 12- Centeal Nervous System Flashcards

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Biology 101 flashcards
0
Q

Embryonic midbrain

A

Mesencephalon

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1
Q

Embryonic forebrain

A

Prosencephalon

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2
Q

Embryonic hindbrain

A

Rhombencephalon

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3
Q

Posterior end of embryonic brain becomes what?

A

Spinal cord

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4
Q

Four parts for adult brain

A

Cerebral hemispheres, diencephalon, brain stem (midbrain, pons, medulla), cerebellum

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5
Q

Function of medulla oblongata

A

Controls autonomic function and relays nerve signals between brain and spinal cord

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6
Q

What three cranial nerves control eye movement?

A

III (oculomotor)
IV (trochlear)
VI (abducens)

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7
Q

Function of superior colliculi

A

coordinate eye movements with VISUAL REFLEX

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8
Q

Function of inferior colliculi

A

Coordinate head movements with AUDITORY REFLEX

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9
Q

What is corpora quadrigemina

A

2 superior and 2 inferior colliculi

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10
Q

Function of cerebellum

A

Corrects voluntary muscle confection and posture based on sensory data from body about actual movements

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11
Q

Function of brocas area

A

Motor speech area. Production of speech

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12
Q

Function of wernicke area

A

Auditory association area. Understanding, interpreting, words become speech

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13
Q

Cause of Alzheimer’s disease

A

Unknown. Neurotransmitter disease

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14
Q

Hydrocephalus

A

Abnormal accumulation of CSF in brain.

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15
Q

Cerebrovascular accident (CVA)

A

Stroke. Sudden death of brain tissue caused by ischemia.

16
Q

Transient ischemic attack

A

Temporary dizziness, loss of vision or other senses, weakness, paralysis, headache. IMMEDIATE TREATMENT TO PREVENT STROKE

17
Q

Dementia

A

Loss of reasoning, ability to read, write, talk, eat and walk

18
Q

Lethargy

A

Functional sluggishness

19
Q

Concussion

A

Damage to brain, often LOC, bad vision. Short term amnesia

BIO 142 (3 decks)

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