Which nerves transmit impulses from the central nervous system towards muscle cells?
Motor nerves
5
A microscopic gap between a pair of adjacent neurons over which nerve impulses pass is called
synapse
5
Control and coordination are the functions of the nervous system and ……… in our body.
hormones
5
The nervous system uses ……… impulses to transmit messages.
electrical
5
Central nervous system consists of ……… and ……… .
brain, spinal cord
5
Which of the following option shows the order of events correctly when a bright light is focused on our eyes? (a) Bright light → receptors in eyes → sensory neuronàspinal cord → motor neurons → eyelid closes (b) Bright light → receptors i
Bright light → receptors in eyes → sensory neuron TO spinal cord → motor neurons → eyelid closes
5
How will information travel within a neuron? (a) Dendrite -> cell body -> axon -> nerve ending (b) Dendrite -> axon -> cell body -> nerve ending (c) Axon -> dendrite -> cell body -> nerve ending (d) Axon -> cell body -> dendrite -> nerv
Dendrite -> cell body -> axon -> nerve ending
5
Which of the following options shows the mechanism of the travelling of sense in our body after our nose senses a smell? (a) Olfactory receptors → dendritic tip of a nerve cell → axon → nerve ending → release of the signal dendritic tip of
(a) Olfactory receptors → dendritic tip of a nerve cell → axon → nerve ending → release of the signal dendritic tip of another nerve cell
5
Name the fluid that is found between the cranium and brain
