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Electrical impulses, or action potentials, do not directly move across the synaptic gap; instead, they trigger the release of neurotransmitters from the presynaptic neuron into the synaptic cleft. These neurotransmitters then bind to receptors on the postsynaptic neuron, leading to changes in the postsynaptic membrane potential. This process converts the electrical signal into a chemical signal and back into an electrical signal, allowing communication between neurons.
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What makes skeletal muscles move?
The nervous system produces electrical impulses which make muscles move through a sliding filament mechanism.
How impulses are transmitted and generated?
the brain sends electrical shocks through our nervous system that tells our body how to move, and when to do it.
What neuron moves the impulses to the brain?
The brain is the control, and the whole reaction of a reflex arc starts with a stimulus, ie, touching a hot flame, the detector of this stimulus being the receptor. The electrical impulses travel through the sensory neuron to which it is then carried to the synapse (impulses reach the brain) the energy is then transferred across the synapse, to the relay neuron and then to the motor neuron, finally reaching the effector, (mainly muscle or gland) to move away the body part.
In a neuron impulses move?
In a neuron, impulses move through electrical signals known as action potentials. These action potentials are generated when a neuron receives enough stimulation to reach a threshold, causing a rapid change in membrane potential. The action potential then travels down the length of the neuron's axon until it reaches the next neuron or target cell.
What is the tissue that directs how and when muscles move?
The nervous system, specifically the brain and spinal cord, directs how and when muscles move through the transmission of electrical signals called nerve impulses. These impulses travel along motor neurons from the central nervous system to the muscles, triggering muscle contraction and movement.
What moves across axons in the nervous system?
Electrical impulses move across axons in the nervous system.
How does sensory impulse move throughout the body?
Sensory impulses travel through sensory neurons from the sensory receptors to the spinal cord and then to the brain for processing. The impulses are transmitted as electrical signals and travel along the neurons using a combination of electrical and chemical signals. Once the brain processes the sensory information, it generates a response that is transmitted back through motor neurons to carry out appropriate actions.
How do impulses move in response to a stimulus?
to the brain, then to the effector through the motor neuron
A small space across which an impulse travels to move from one neuron to another?
It is most definitely a synapse.
What is a voice coil?
a voice coil is the electromagnet that causes a speaker horn to move in response to the electrical impulses received from the amplifier.
What neurons carry impulses away from the spinal cord and the brain?
the sensory neurons
How do nerve impulses cross the gap between nerve cells?
When an electrical signal, or impulse, reaches the end of an axon it triggers chemicals called transmitters. The electrical signals then become chemical ones as the transmitters cross the synapse, the gap between an axon and a dendrite. When they reach the dendrite of another neuron they spark a new electrical signal that then travels the length of that nerve cell. And it does this over and over until it reaches its destination.
