問題一覧
1
used to monitor changes occurring inside and outside
sensory input
2
it is used to process an interpret sensory input and decide if action is needed
integration
3
it is a response to integrated stimuli and a response that activates muscle
motor output
4
two types of central nervous system
brain spinal cord
5
what are the four functional classification of the peripheral nervous system
sensory division (afferent) motor division (efferent)
6
what are the two motor divisions
somatic nervous system autonomic nervous system
7
it is a nerve fiber that carries information to central nervous system
sensory division
8
it is a nerve fibers that carry impulses away from the central nervous system
motor division
9
it is responsible for the growth and development of neurons
neuroglia
10
what are the types of support cells
astrocytes microglia ependymal cells oligodendrocytes satellite cells schwann cells
11
it is a cell that controls the chemical environment of the brain
astrocytes
12
it is a spider like phagocytes and also disposed of debris
microglia
13
it is used to circulate celebrospinal fluid
ependymal cells
14
it is a form of myelin sheath in the pns
schwann cells
15
it conducts impulses towards the cell body
dendrites
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what are the two extensions outside the cell body
dendrites axon
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it conducts impulses away from the cell body
axon
18
it contains vesicles with neurotransmitter
axonal terminals
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are the functions of nervous system
sensory input integration motor output
20
it is a collections of cell bodies outside the central nervous system
ganglia
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it connects the sensory and motor neurons
interneurons
22
what are the three structural classification of neurons
multipolar neurons bipolar neurons unipolar neurons
23
it is a direct route from a sensory neuron to an interneuron to an effector
reflex arc
24
what are the four regions of the brain
cerebral hemisphere diencephalon brainstem cerebellum
25
it is the outer layer of the brain that composed mostly of neuron cell bodies
gray matter
26
it is the lowest part of the brain stem
medulla oblongata
27
it is a progressive degenerative brain disease where victims experience memory loss ability confusion and ultimately hallucinations and deaths
alzheimer's disease
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bundle of neurons fibers
nerve
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it is the ability to respond to stimuli
irritability
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it is the ability to transmit an impulse
conductivity
31
it is the gaps in myelin sheath along the axon
nodes of ranvier
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nerve outside the brain and spinal chord
peripheral nervous system
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form barrier between capillaries and neurons
astrocytes
34
line cavities of the brain and spinal chord
ependymal cells
35
myelin sheath around nerve fibers in the central nervous system
oligodendrocytes
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it protects neuron cell bodies
satellite cell
37
it is the nucleus and the metabolic centre of the cell
cell body
38
fibers that extend from the cell body
dendrites axon
39
gap between adjacent neurons
synaptic cleft
40
carries impulses from the sensory receptors
sensory neurons
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carries impulses from the Central nervous system
motor neurons
42
many extensions from the cell body
multipolar
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one axon and one dendrites
bipolar neurons
44
have a short single process leaving the cell body
unipolar neuron
45
activation of skeletal muscle
somatic reflexes
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include more than half of the brain mass
cerebral hemispheres
47
it divides the cerebrum into lobes
fissures
48
surface lobes of the cerebrum
frontal lobe parietal lobe occipital lobe temporal lobe
49
it receives impulses from the body's sensory receptors
somatic sensory area
50
send impulses to skeletal muscle
primary motor area
51
it involves in our ability to speak
Broca's area
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CEREBRAL AREAS INVOLVES IN SPECIAL SENSES
gustatory area visual area auditory area olfactory area
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specialised areas of the cerebrum
somatic sensory area primary motor area Broca's area
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interpretation areas of the cerebrum
speech language region language comprehension region general interpretation area
55
3 parts of diencephalon
thalamus hypothalamus epithalamus
56
an internal island of Gray matter
basal nuclei
57
transfer impulses to the correct part of the cortex for localisation and interpretation
thalamus
58
forms the roof of the third ventricle
epithalamus
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parts of the brain stem
midbrain pons medulla oblongata
60
what are the control centre of the medulla oblongata
heart rate control blood pressure regulation breathing swallowing vomiting
61
traumatic brain injuries
concussion contusion cerebral edema
62
how much pairs are there in spinal nerves each vertebrae
31
63
carries impulses toward the cns
afferent nerves
64
attached to surface of the skull
periosteum
65
outer coverings of the brain
meningeal layer
66
carries impulses away from the cns
efferent nerve
67
the involuntary branch of the nervous system
autonomic nervous system
68
E division of sympathetic
exercise excitement emergency embarassment
69
it response to the unusual stimulus
sympathetic
70
conserves enervy
parasympathetic
71
D division of parasympathetic
digestion defecation deurisis
72
2 divisions of autonomic nervous system
sympathetic parasympathetic
73
clusters of cell bodies within the white matter of the cns
nuclei
74
useless against some substances
fat and fat soluble molecule respiratory gases alcohol nicotine anesthesia
75
it is the non living matrix
plasma
76
what colour is the oxygen rich blood
scarlet red
77
what colour is the oxygen poor blood
dull red