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A single muscle contraction that lasts only a fraction of a second is called a?
A single contraction that lasts only a fraction of a second is called a muscle twitch. Its when the muscle seizes up for a quick pulse then relaxes.
What is a single brief jerky muscle contraction called?
A single brief jerky muscle contraction is called a "twitch." It occurs when a muscle fiber responds to a single stimulus, leading to a rapid contraction and subsequent relaxation. Twitches can be observed in both skeletal and cardiac muscles and are fundamental to understanding muscle physiology.
What is a contractile response of a single muscle fiber to a single muscle impulse called?
The contractile response of a single muscle fiber to a single muscle impulse is called a "twitch." A twitch consists of a brief contraction followed by relaxation, and it can be divided into three phases: the latent period, contraction phase, and relaxation phase. The characteristics of a twitch, such as its duration and force, can vary depending on the type of muscle fiber involved.
Constant contraction of a muscle is?
constant contraction of a muscle is called the muscle tone
When the contraction of a skeletal muscle is studied in the laboratory by applying an electrical charge to the muscle the analysis of the contraction is called a muscle twitch?
A muscle twitch refers to a single, quick contraction and relaxation of a skeletal muscle in response to an electrical stimulus. In a laboratory setting, researchers can analyze the characteristics of the twitch, such as its duration, force, and the time between the stimulus and contraction (latency). This helps in understanding muscle physiology and the mechanisms of muscle contraction.
What is a twitch contraction?
A twitch contraction is a single, brief contraction of a muscle fiber in response to a stimulus. It is the smallest unit of muscle contraction and is not strong enough to produce movement of a limb.
What contraction that shortens the muscle but does not increase tension is called?
It is called concentric isotonic contraction.
What is The contraction of muscles for no obvious purpose called?
An involuntary muscle contraction is called a spasm.
True or false When the contraction of a skeletal muscle is studied in the laboratory by applying an electrical charge to the muscle the contraction is called a muscle twitch.?
true
A maximal sustained muscle contraction is called a?
tetanic contraction.
What is called a constant muscle contraction?
Tonus is the continous baseline muscle tone in the body.
The response of a motor unit to a single action potential of its motor neuron is called?
The response of a motor unit to a single action potential of its motor neuron is called a muscle twitch. This involves the contraction of all the muscle fibers within the motor unit in response to the stimulation from the motor neuron.
