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∙ 12y agoNeuromuscular junction
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∙ 13y agoThe site where a motor neuron and muscle cell meet is called the neuromuscular junction. This is where the motor neuron releases neurotransmitters that signal the muscle cell to contract.
A single motor neuron will innervate many muscle cells
The neurotransmitter acetylcholine is released from neuron axon terminals and binds to nicotinic receptors on muscle cells, triggering muscle contraction.
Skeletal muscle fibers are controlled by a motor neuron at a neuromuscular junction. The motor neuron releases acetylcholine, which triggers an action potential in the muscle fiber, leading to contraction. This connection allows for precise control over muscle movement.
This type of nerve is called an efferent autonomic neuron.
The neurotransmitter released at motor end plates by motor neurons is acetylcholine. It binds to receptors on the muscle cell membrane, leading to muscle contraction.
Neuromuscular junction. It is the point of contact between the motor neuron and the skeletal muscle cell, where the motor neuron releases neurotransmitters that trigger muscle contraction.
motor end plate
A motor unit consists of a motor neuron and all the muscle fibers it innervates. When the motor neuron fires, all the muscle fibers in the motor unit contract simultaneously. This coordinated activation allows for precise control of muscle force and movement.
A single motor neuron will innervate many muscle cells
The neurotransmitter acetylcholine is released from neuron axon terminals and binds to nicotinic receptors on muscle cells, triggering muscle contraction.
Skeletal muscle fibers are controlled by a motor neuron at a neuromuscular junction. The motor neuron releases acetylcholine, which triggers an action potential in the muscle fiber, leading to contraction. This connection allows for precise control over muscle movement.
arrector pili muscle cell
via chemicals called neurotransmitters, expressed at sites called synapses, which are tiny gaps between a neuron and another neuron or a muscle cell.
This type of nerve is called an efferent autonomic neuron.
Motor end plate is a specialized area on a muscle fiber that forms a neuromuscular junction with a motor neuron. It is where the nerve impulse from the motor neuron triggers the muscle fiber to contract. The motor end plate is crucial for muscle function and movement.
The neurotransmitter released at motor end plates by motor neurons is acetylcholine. It binds to receptors on the muscle cell membrane, leading to muscle contraction.
The cell body of a motor neuron is located in the spinal cord or brainstem. It contains the nucleus which regulates the activities of the neuron and plays a key role in transmitting signals to control muscle movement.