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Worksheets16.1 & 16.2 - Neurvous system
Total questions: 8
Worksheet time: 5mins
Optic nerves and auditory nerves belong to the central nervous system.
True
False
If myelin sheath is severely damaged, we may lose the ability to control our muscles.
True
False
Which of the following is the basic structural unit of the nervous system?
nucleus
neurone
nerve
brain
Which part of the neuron receives signals from other neurons or sensory receptors?
Axon
Dendrite
Receptor
Myelin sheath
Which of the following comparisons between these two types of neurones is correct?
X: dendrons connected to receptors
Y: dendrons connected to other neurones
X: axons connected to other neurones
Y: axons connected to effectors
X: transmits nerve impulses to the CNS
Y: transmits nerve impulses away from the CNS
X: cell body located inside the CNS
Y: cell body located outside the CNS
[DSE] (63% correct)
Which of the following gives the correct direction of impulse transmission in a neurone?
axon -> cell body -> dendrites
dendrites -> cell body -> axon
cell body -> axon -> dendrites
dendrites -> axon -> cell body
[DSE] (61% correct)
Chemicals released at the synapse are responsible for the impulse transmission from
(1) sensory neurone to interneurone.
(2) interneurone to motor neurone.
(3) motor neurone to muscle.
(1) and (2) only
(1) and (3) only
(2) and (3) only
(1), (2) and (3)
[DSE] (53% correct)
Which of the following statements correctly describes the motor neurone?
X is connected to a muscle fibre.
Electrical impulses are transmitted from Y to X.
Synapses can be found at the end of both X and Y.
Electrical impulses are sent out at Y to the next neurone.
