357749
Descripción
Test por gina_evans0312, actualizado hace más de 1 año
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Creado por gina_evans0312
hace casi 11 años
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Pregunta 1
Pregunta
Name the parts of the central nervous system
Respuesta
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Brain
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Spinal cord
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Autonomic gangia
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Sympthetic ganglia
Pregunta 2
Pregunta
What is the problem with damaging nerves?
Respuesta
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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
Pregunta 3
Pregunta
What is the role of the CNS?
Respuesta
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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
Pregunta 4
Pregunta
Name the 3 parts of a unipolar neuron, furthest from the synapse first
Respuesta
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Cell body
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Neuronal process
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Axial process
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Dendrites
Pregunta 5
Pregunta
What make up the Tight Junction of the Blood Brain Barrier?
Respuesta
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Endothelial cells
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Astrocytes
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Basement membrane
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Microglia
Pregunta 6
Pregunta
What type of drug must have specific transporters to pass the blood brain barrier?
Respuesta
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Hyrophobic
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Hydrophillic
Pregunta 7
Pregunta
What is the correct term for a collection of cell bodies in the CNS?
Respuesta
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Nucleus
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Grey matter
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Tract
Pregunta 8
Pregunta
In the CNS, what is the difference between Grey and White Matter?
Respuesta
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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
Pregunta 9
Pregunta
Define 'Tract'
Respuesta
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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
Pregunta 10
Pregunta
What is the general role of the brain stem?
Respuesta
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Sensory centre
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Emotional centre
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Vital functions
Pregunta 11
Pregunta
Name the three parts of the brain stem in ascending order
Respuesta
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Medulla oblongata
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Pons
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Midbrain
Pregunta 12
Pregunta
What is the role of cranial nerves?
Respuesta
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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
Pregunta 13
Pregunta
What is found in the midbrain and what's its role?
Respuesta
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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
Pregunta 14
Pregunta
Define decussation
Respuesta
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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
Pregunta 15
Pregunta
Name the ascending and descending tracts that supply sensory & motor info to/from the brain
Respuesta
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Ascending- Spinothalamic Tract Descending- Corticospinal Tract
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Ascending-Corticospinal Tract Descending- Spinothalmic Tract
Pregunta 16
Pregunta
What is the role of the Reticular Activating System?
Respuesta
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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
Pregunta 17
Pregunta
What is the likely result of damage to the RAS?
Respuesta
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Coma
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Blindness
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Difficulty speaking
Pregunta 18
Pregunta
What sense does not influence the RAS?
Respuesta
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Touch
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Taste
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Smell
Pregunta 19
Pregunta
What attaches the cerebellum to the brain stem?
Respuesta
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Cerebellar penducles
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Cerebellar callosum
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Cerebellar tubucles
Pregunta 20
Pregunta
Increase in RAS activity causes...
Respuesta
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Alertness
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Heightened senses
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Increased motor control
Pregunta 21
Pregunta
What is the main role of the cerebellum?
Respuesta
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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
Pregunta 22
Pregunta
What makes up the diencephalon?
Respuesta
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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
Pregunta 23
Pregunta
What is the role of the thalamus & hypothalamus?
Respuesta
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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
Pregunta 24
Pregunta
What is a motor cortex and where is found?
Respuesta
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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
Pregunta 25
Pregunta
What is the somatosensory cortex and where does it receive/send its signals?
Respuesta
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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)
Pregunta 26
Pregunta
Where are association areas found?
Respuesta
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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
Pregunta 27
Pregunta
What is the role of association areas?
Respuesta
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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
Pregunta 28
Pregunta
What separates the frontal and temporal lobes?
Respuesta
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Lateral suculus
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Temporal suculus
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Occipital suculus
Pregunta 29
Pregunta
Where is the auditory complex?
Respuesta
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Temporal lobe
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Parietal lobe
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Occipital lobe
Pregunta 30
Pregunta
Where is the visual cortex found?
Respuesta
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Occipital lobe
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Parietal lobe
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Temporal lobe
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Frontal lobe
Pregunta 31
Pregunta
What causes the characteristic 'brain folds'?
Respuesta
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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
Pregunta 32
Pregunta
What are commisural tracts?
Respuesta
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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
Pregunta 33
Pregunta
What is the function of the Limbic System?
Respuesta
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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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