Intro part 1; lobes, functions, history, structures Flashcards

1
Q

5 levels of Neuro Analysis

A

Molecular N
Cellular N
Systems N
Behavioural N
Cognitive N

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2
Q

Which level of Neuroscience focuses on molecule - molecule interactions? (such as protein ints)

A

Molecular

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3
Q

What is studied in cognitive neuroscience?

A

Self-awareness, imagination, and language.

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4
Q

Which level of neuroscience focuses on neurons interacting with effector cells?

A

Cellular

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5
Q

Which level of neuroscience integrates systems to study memory formation?

A

Behavioural

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6
Q

What is the focus of systems neuroscience?

A

Collections of cells forming circuits

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7
Q

At what level are mutations easiest to pinpoint?

A

Molecular
( as levels get higher its harder to pinpoint. )

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8
Q

What are examples of movement that are studied at the Motor Behaviour level

A

Sitting, Walking, Running

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9
Q

What does the study of Motor Control focus on?

A

Neural, Physiological, and Behavioural aspects of movement

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10
Q

What is Motor Control to Motor Behaviour?

A

the “how to” of motor behaviour
(the plan that nervous system creates)

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11
Q

-Nervous system’s “Plan”
-Strategy of neuron activation

A

Motor Control

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12
Q

Where in the brain is the Motor Action Planning associated?

A

Frontal Cortex

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13
Q

What is the role of Upper Motor Neurons?

A

Contribute to Motor Action Planning
- Found in Brain

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14
Q

What is the role of Lower Motor Neurons?

A

Contribute to Action Execution
- Found in Spinal Cord

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15
Q

What influences changes in Motor Behaviour?

A

Growth, Maturation, Experience

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16
Q

What are 2 aspects of Motor Memory?

A

Neural-based Learning
&
Muscle Structure Adaptation

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17
Q

How does the nervous system learn in Motor Memory

A

Through Neural (based ) Adaptation

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18
Q

What happens to muscles during repetitive activity in motor memory?

A

They Upregulate proteins based on stimulus

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19
Q

What type of disorder is Schizophrenia?

A

Cognitive disorder affecting thoughts an behaviour

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20
Q

Which disease is characterized as a type of Dementia?

A

Alzheimers

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21
Q

What part of the brain is affected in Parkinson’s Disease?

A

Basal Ganglia

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22
Q

What condition is associated with the Demyelination of Motor Neurons?

A

ALS

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23
Q

What are Brachial Plexopathies commonly caused by?

A

Sports-Related Stingers?

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24
Q

What did Hippocrates identify as the center of sensation and intelligence?

A

The brain

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25
What incorrect assumptions did Aristotle make about the brain and heart?
He thought the heart was the center of intelligence and the brain cooled blood
26
Who deduced the brain’s function from its structure?
Galen
27
What were the major brain parts identified by Galen?
1. The cerebrum (sensory function) 2. The cerebellum (motor function).
28
What did Luigi Galvani demonstrate about muscle activity?
That muscles twitch through electrical stimulation, even without brain activity
29
What type of energy is used for nervous system mode of communication?
Bioelectric energy
30
What are afferent action potentials?
Signals moving toward the CNS
31
What are efferent action potentials?
Signals moving away from the CNS
32
What is the function of the frontal lobe?
Storing short-term memory and planning/control of movement
33
What is the role of the parietal lobe?
Somatic sensation and communication with the frontal lobe
34
What does the temporal lobe process?
Hearing, learning, memory, and emotion
35
What is the function of the cervical plexus?
Serves the head and neck
36
Which plexus serves the arms and shoulders?
The brachial plexus
37
Which plexus serves the abdomen, pelvis, and legs?
The lumbosacral plexus
38
What are the 7 main parts of the central nervous system?
Spinal cord, cerebellum, medulla oblongata, pons, midbrain, diencephalon, cerebrum
39
What is the role of the spinal cord?
Relays information between the brain and the body
40
What does the cerebellum contain, and what is its function?
Several major tracts (peduncles); it helps coordinate movements and learning of motor skills
41
Which structures make up the brain stem?
Medulla oblongata, pons, and midbrain
42
What is the primary function of the pons?
Conveys information about movement from the cerebrum to the cerebellum
43
What does the midbrain regulate?
Eye movements and visual and auditory reflexes
44
What is the function of the thalamus?
Processes sensory information to the cerebral cortex (e.g., proprioception)
45
What is the function of the hypothalamus?
endocrine, ANS, visual functions
46
What are the 3 deep structures of the cerebrum?
Basal ganglia, hippocampus, and amygdaloid nuclei
47
What is the function of the basal ganglia?
Motor Performance; activates skel muscles producing smooth movments
48
What role does the hippocampus play?
Not specified (generally involved in memory and spatial navigation)
49
What is the function of the amygdaloid nuclei?
ANS functions
50
What was the contribution made by Hippocrates?
said that the brain is the centre of sensation and intelligence
51
True or False: neurons are the only cells that generate bioelectricity.
False: muscle cells also do
52
What are Gyri?
Bumps along the brain surface
53
What are Sulci?
small grooves between Gyri
54
What are Fissures?
deep grooves between Gyri
55
If you bump into something, the ___________ lobe communicates it to the __________ lobe, to plan based on that stimulus
Parietal Lobe ; Frontal Lobe (proprioception)
56
What lobe processes how your internal and external environments feel?
Parietal Lobe
57
A network of nerves exiting the spinal cord at 2 different locations is known as what?
Nerve Plexus
58
True or False: Peduncles exist only in the cerebellum.
False: they exist throughout spinal cord
59
What is the purpose of Peduncles?
provides organization, makes functions smoother
60
What part of the brain houses neurons that carry out vital functions (digestion, breathing, heart rate)?
Medulla Oblongata
61
What part of the brain is involved in generating reflexes in response to visual or auditory stimuli?
Midbrain
62
What is the most superficial layer of the Cerebrum known as?
Cerebral Cortex