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BB CC > Intro to BB2 > Flashcards

Intro to BB2 Flashcards

1
Q

NS Functions

A

Gather sensory info from external environment
Integrate information for assessment + meaning
Produce motor, behavioural and cognitive responses
Regulate body homeostasis

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2
Q

CNS divisions

A

Brain

Spinal cord

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3
Q

PNS Divisions

A

Autonomic

Somatic

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4
Q

Autonomic NS division

A

Sympathetic
Parasympathetic
Enteric

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5
Q

Subdivisions of CNS

A 
Spinal cord
Medulla oblongata
Pons
Cerebellum
Midbrain
Diencephalon
Cerebral hemispheres
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6
Q

Forebrain develops into

A

Cerebrum (cerebral hemispheres- cerebral cortex, white matter, basal ganglia)
Diencephalon (thalamus, hypothalamus, posterior pituitary, pineal gland)

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7
Q

Midbrain develops into

A

Midbrain (part of brainstem)

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8
Q

Hindbrain develops into

A 
Pons (part of brainstem), cerebellum
Medulla Oblongata (part of brainstem)
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9
Q

Midbrain function

A

Visual and auditory reflexes

Orienting reflexes

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10
Q

Pons function

A

Relay of info from cochlea and vestibular apparatus
Control of movement and sensation from the face
Control of mastication

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11
Q

Medulla function

A

Integration of breathing + swallowing
Control of respiration
Control of BP
Control of cortical arousal

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12
Q

Olfactory Nerve

A

Nucleus- Anterior olfactory
Nucleus location- Olfactory tract
Function- Smell
Sign of damage- Anosmia

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13
Q

Optic Nerve

A

Nucleus name- Lateral geniculate
Nucleus location- Thalamus
Function- Vision
Sign of damage- Blindness

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14
Q

Oculomotor nerve- oculomotor nucleus

A

Nucleus location- Midbrain
Function- eye movement (elevation, adduction)
Sign of damage- Eye deviates down and out

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15
Q

Oculomotor nerve- Edinger-Westphal nucleus

A

Nucleus location- Midbrain
Function- Pupil dilation
Sign of damage- Loss of pupillary/accommodation reflex

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16
Q

Trochlear Nerve

A

Nucleus name- Trochlear
Nucleus location- Midbrain
Function- Diplopia, lateral deviation of eye

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17
Q

Trigeminal Nerve- Principal nucleus

A

Location- Pons
Function- Facial sensation
Sign of damage- facial anaesthesia

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18
Q

Trigeminal nerve- Spinal nucleus

A

Location- medulla
Function- Mastication
Sign of damage- Loss of facial pain sensation

19
Q

Trigeminal nerve- Mesenphalic nucleus

A

Location- Pons/midbrain

20
Q

Trigeminal nerve- Motor nucleus

A

Location - pons

damage- weakness/loss of mastication

21
Q

Frontal lobe function

A

Movement

22
Q

Parietal lobe function

A

Somatosensory

23
Q

Occipital lobe function

A

Vision

24
Q

Temporal lobe function

A

Hearing and memory

25
Q

Primary motor cortex

A

Voluntary movement

26
Q

Primary sensory cortex

A

Somatic sensations

27
Q

Primary auditory cortex

A

hearing

28
Q

Primary visual cortex

A

Vision

29
Q

Broca’s area

A

Language expression

30
Q

Wernicke’s area

A

Language comprehension

31
Q

Posterior cerebral artery

A

Posterior part of brain, both middle and outer

32
Q

Anterior cerebral artery

A

All of middle of brain, from anterior to posterior until PCA region

33
Q

Middle cerebral artery

A

Outside of brain

34
Q

DCML

A

Discriminative touch
Cuneate + Gracile nucleus
Crossover in medulla

35
Q

Corticospinal tract

A

Motor
Descending
Crossover- spinomedullary junction

36
Q

Spinocerebellar tract

A

Proprioception

No crossover

37
Q

Spinothalamic tract

A

Pain + temp

Crossover in spinal cord

38
Q

ACh

A

Used by spinal cord neurones to control muscles
Used by Brain to regulate memory
Mainly Excitatory

39
Q

Dopamine

A

Linked to feelings of pleasure, when released by brain reward system
Multiple functions depending on where in brain it acts

40
Q

GABA

A

Major inhibitory neurotransmitter in brain

41
Q

Glutamate

A

Major excitatory neurotransmitter in brain

42
Q

Glycine

A

Mainly by neurones in spinal cord

Inhibitory + excitatory

43
Q

Noradrenaline

A

PNS- fight or flight

CNS- various processes e.g. mood

44
Q

Serotonin

A

Mood, appetite + sensory perception

In spinal cord, involved in pain pathways

BB CC (29 decks)

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