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Biology 30 > NS6 > Flashcards

NS6 Flashcards

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1
Q

The CNS has 4 layers of protection

A

Bone, Meninges, Cerebrospinal Fluid (CSF), Blood brain barrier

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1
Q

Central Nervous
System (CNS)

A

Made up of
brain and
spinal cord

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2
Q

What is the Cerebrospinal Fluid (CSF)

A

Fluid circulating the CNS (in meninges)
 Acts as a shock absorber
 Transports wastes and nutrients

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3
Q

The Three types of Meninges

A

Dura Matter, Arachnoid mater, Pia Mater

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4
Q

Spinal Cord has how many sets of nerves

A

31 set of nerves

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5
Q

Dorsal root

A

carries sensory neurons
 Cell bodies in ganglia near spinal cord

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6
Q

Ventral Root

A

contains motor neurons

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7
Q

What are the 3 regions?

A

Hindbrain, midbrain, forebrain

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8
Q

Where is the Hindbrain located

A

back part, joins with spinal cord

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9
Q

what is the Cerebellum?

A

Movement, coordination, balance

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10
Q

What is the medulla oblongata?

A

Autonomic nervous control

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11
Q

Where is the midbrain, and what it is used for?

A

Beginning of brain stem, relay center for eyes
and ears

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12
Q

What is the Forebrain?

A

Cerebrum
 Largest part of brain
 Divided into left and right hemispheres

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13
Q

What do the two Hemispheres do

A

Right (artistic), left (logical)
 Right side controls the left side of the body

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14
Q

What is the Cerebral Cortex?

A

surface of cerebrum, has deep fissures (folds to increase SA).

Can be divided into 4 lobes based on function

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15
Q

What are the 4 lobes?

A

Frontal, Temporal, Parietal, Occipital

16
Q

What does the frontal lobe control?

A

motor area, intelligence,
personality, some emotions

17
Q

What does the Temporal lobe do?

A

hearing and memory

18
Q

What does the parietal lobe do?

A

senses (touch, temperature,
pain, taste), emotions

19
Q

What does the occipital love do?

A

Vision

20
Q

What is the corpus callosum?

A

bundle of nerves
connecting two hemispheres

21
Q

What is the Thalamus?

A

relay center for sensory
information to a specific lobe of cerebral cortex

22
Q

What is the Hypothalamus?

A

Maintains homeostasis,
coordinates nerves and hormones

23
Q

What is the Olfactory Bulb?

A

Receives and interprets
smell (bottom of temporal lobe)

Biology 30 (1 decks)

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