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Quiz von gina_evans0312, aktualisiert more than 1 year ago
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Erstellt von gina_evans0312
vor fast 11 Jahre
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Frage 1
Frage
Name the parts of the central nervous system
Antworten
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Brain
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Spinal cord
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Autonomic gangia
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Sympthetic ganglia
Frage 2
Frage
What is the problem with damaging nerves?
Antworten
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They cannot regenerate/divide
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They release neurotransmitters, which are toxic
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They become hyperactive, causing phantom pain
Frage 3
Frage
What is the role of the CNS?
Antworten
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Integrate neural signals and co-ordinate them
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Generate neuronal signals
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Process neuronal signals
Frage 4
Frage
Name the 3 parts of a unipolar neuron, furthest from the synapse first
Antworten
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Cell body
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Neuronal process
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Axial process
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Dendrites
Frage 5
Frage
What make up the Tight Junction of the Blood Brain Barrier?
Antworten
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Endothelial cells
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Astrocytes
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Basement membrane
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Microglia
Frage 6
Frage
What type of drug must have specific transporters to pass the blood brain barrier?
Antworten
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Hyrophobic
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Hydrophillic
Frage 7
Frage
What is the correct term for a collection of cell bodies in the CNS?
Antworten
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Nucleus
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Grey matter
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Tract
Frage 8
Frage
In the CNS, what is the difference between Grey and White Matter?
Antworten
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Grey Matter- Where nerve cell body White Matter- Where nerve fibres are found
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White Matter- Where nerve cell body Grey Matter- Where nerve fibres are found
Frage 9
Frage
Define 'Tract'
Antworten
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A major bundle of nerve fibres
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A large collection of cell bodies
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A collection of sensory/motor neurons froma single organ
Frage 10
Frage
What is the general role of the brain stem?
Antworten
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Sensory centre
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Emotional centre
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Vital functions
Frage 11
Frage
Name the three parts of the brain stem in ascending order
Antworten
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Medulla oblongata
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Pons
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Midbrain
Frage 12
Frage
What is the role of cranial nerves?
Antworten
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They supply neck & head with sensory neurones
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They supply neck & head with motor neurones
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They supply nec & head with sensory/motor neurones
Frage 13
Frage
What is found in the midbrain and what's its role?
Antworten
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Substantia nigra
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Inferior nigra
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Release dopamine
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Release ACh
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Help motor movement
Frage 14
Frage
Define decussation
Antworten
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The crossing over of tracts to form an X shape
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The crossing over of tracts to form an V shape
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The crossing over of tracts to form an U shape
Frage 15
Frage
Name the ascending and descending tracts that supply sensory & motor info to/from the brain
Antworten
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Ascending- Spinothalamic Tract Descending- Corticospinal Tract
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Ascending-Corticospinal Tract Descending- Spinothalmic Tract
Frage 16
Frage
What is the role of the Reticular Activating System?
Antworten
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Controls sensory input from eyes
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Controls levels of alertness
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Controls fine motor function
Frage 17
Frage
What is the likely result of damage to the RAS?
Antworten
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Coma
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Blindness
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Difficulty speaking
Frage 18
Frage
What sense does not influence the RAS?
Antworten
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Touch
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Taste
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Smell
Frage 19
Frage
What attaches the cerebellum to the brain stem?
Antworten
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Cerebellar penducles
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Cerebellar callosum
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Cerebellar tubucles
Frage 20
Frage
Increase in RAS activity causes...
Antworten
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Alertness
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Heightened senses
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Increased motor control
Frage 21
Frage
What is the main role of the cerebellum?
Antworten
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Co-ordination of fine movement
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Co-ordination of gross movement
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Co-ordination of limb movement
Frage 22
Frage
What makes up the diencephalon?
Antworten
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Pons
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Medulla Oblongata
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Midbrain
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Thalamus
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Hypothalamus
Frage 23
Frage
What is the role of the thalamus & hypothalamus?
Antworten
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Thalamus- major relay centre for sensory impulses Hypothalamus- endocrine function
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Hypothalamus- major relay centre for sensory impulses Thalamus- endocrine function
Frage 24
Frage
What is a motor cortex and where is found?
Antworten
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The cerebellum
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Cerebrum
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Initiates motor movement
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Receives signals from motor neuroens
Frage 25
Frage
What is the somatosensory cortex and where does it receive/send its signals?
Antworten
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The whole body
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The limbs
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The abdomen
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Sensory imput (touch)
Frage 26
Frage
Where are association areas found?
Antworten
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Every lobe
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Frontal lobr
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Pariatal lobe
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Occipital lobe
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Temporal lobe
Frage 27
Frage
What is the role of association areas?
Antworten
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To associate pain with emotion
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To create/store memory
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To link sensory input to motor output
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To connect pain to memory
Frage 28
Frage
What separates the frontal and temporal lobes?
Antworten
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Lateral suculus
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Temporal suculus
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Occipital suculus
Frage 29
Frage
Where is the auditory complex?
Antworten
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Temporal lobe
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Parietal lobe
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Occipital lobe
Frage 30
Frage
Where is the visual cortex found?
Antworten
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Occipital lobe
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Parietal lobe
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Temporal lobe
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Frontal lobe
Frage 31
Frage
What causes the characteristic 'brain folds'?
Antworten
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Grey matter grows faster than white matter
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White matter grows faster than grey matter
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White matter grows on top of grey matter
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Grey matter grows on top of white matter
Frage 32
Frage
What are commisural tracts?
Antworten
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Connect lobes of the cerebrum together
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Connect cerebellum to cerebrum
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Connect brain hemispheres together
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Connect brain stem to brain
Frage 33
Frage
What is the function of the Limbic System?
Antworten
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Co-ordinating memory storage
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Emotional centre
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Co-ordination of motor movement
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