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Personal Neuro > Class 1 Deck 2 > Flashcards

Class 1 Deck 2 Flashcards

1
Q

What is the main role of the occipital lobe?

A

-Vision

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2
Q

What is the main roles of the temporal lobe?

A
  • Hearing
  • Organizing/Comprehension of language
  • Memory
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3
Q

What area of the temporal lobe is responsible for language comprehension

A

-Wernicke’s area (left side only)

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4
Q

What connects Broca’s area and Wernicke’s area?

A

-Arcuate fasciculus

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5
Q

What separates the Cerebrum from the Cerebellum?

A

-Tentorium Cerebelli

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6
Q

The cerebellum (little brain) does what things?

A
  • Precise timing of muscle contraction
  • Complex motor behaviors
  • Balance
  • Sequence of events
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7
Q

What does the diencephalon do?

A
  • Links cerebrum to brainstem

- Integrates sensory info w/ motor commands

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8
Q

What organs are housed in the diencephalon?

A
  • Thalamus (Sensory relay station)
  • Hypothalamus (hormone production)
  • Pineal gland (secrete melatonin)
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9
Q

What role does the hypothalamus play?

A
  • Captain of the Autonomic nervous system

- overseer of Homeostasis

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10
Q

What does the hypothalamus control?

A
  • Emotions
  • Water balance
  • Day/night rythms
  • Endocrine
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11
Q

What gland interfaces between the endocrine and nervous systems?

A

-Pituitary

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12
Q

Where does the spinal cord attach to the brain?

A

-Medulla

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13
Q

What does the mid brain do and where is it located?

A
  • Process sight and sound
  • Maintains consciousness
  • Located between pons and cerebellum
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14
Q

What dose the pons do and where is it locate?

A
  • Pneumotaxic center (controls respiration)

- Lies above the medulla

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15
Q

What does the medulla oblongota regulate?

A
  • Autonomic function (arousal, HR, BP, digestion, rate and depth of breathing)
  • vomiting, swallowing, coughing, sneezing
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16
Q

What feeds the posterior part of the brain with blood?

A

-Vertebral arteries

17
Q

Blood brain barrier allows passage of what?

A
  • Small molecules
  • Lipophillic molecules
  • Passive transport of glucose
  • Active transport of Amino acids
18
Q

Blood brain barrier prevents passage of what?

A
  • Large molecules

- Charged (ionized) molecules

19
Q

What effects the blood brain barrier?

A
  • Trauma

- Mass growth (tumor)

20
Q

What are the 3 cranial meninges?

A
  • Dura mater
  • Arachnoid mater
  • Pia mater
21
Q

What are the 2 layers of the dura mater

A
  • Endosteal

- Meningeal

22
Q

What anchors the pia mater to the brain?

A

-Astrocytes

23
Q

Where is CSF circulating in the brain?

A

-Below the subarachnoid space but above pia mater

24
Q

Where is CSF formed?

A

choroid plexus in the Ventricles of the brain

25
Q

Ventricles are lined by what?

A

Ependymal cells

26
Q

how much CSF is made per hour? Day? Total at any given time?

A
  • 21 ml/hr
  • 500 ml/day
  • 150 mls
27
Q

What decrease CSF production?

A
  • Carbonic anhydrase inhibitors
  • Corticosteroids
  • Isoflurane
  • Spironlactone
  • Laisx
  • Vasoconstrictors
28
Q

What artery provides the majority of blood to the spinal cord? And where does it arise from?

A
  • Anterior spinal artery

- Vertebral arteries

29
Q

Where do nerves emerge from the cervical vertebra? The rest?

A
  • Above

- Below

30
Q

Dorsal roots are what type of fibers? And what is a good way to remember?

A
  • Sensory

- SAD (Sensory, Afferent, Dorsal)

31
Q

Ventral roots are what kind of fibers? and where do they arise?

A
  • Motor (Efferent)

- Gray column of spinal cord

32
Q

What is the grey matter of the spinal column? White matter?

A
  • Grey = neuronal cell bodies

- White = ascending & descending nerve pathways

33
Q

What are the 3 main components of the intracranial vault?

A
  • CSF
  • Brain
  • Blood
34
Q

Normal ICP?

A

5-15

35
Q

What major vessels supply the circle of willis?

A
  • Left and right carotids

- Basilar

36
Q

What vessels are not paired in the circle of willis?

A
  • basilar

- Anterior communicating

37
Q

Motor nerves arise from what part of the spinal cord?

A

-anterior horn

Personal Neuro (9 decks)

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