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What is called a constant muscle contraction?
Tonus is the continous baseline muscle tone in the body.
What is a property of muscle whereby a steady or constant state of partial contraction is maintained in a muscle?
Muscle Tone
What are the differences between isometric, isotonic, and isokinetic exercises in terms of muscle contraction and movement?
Isometric exercises involve muscle contraction without movement, isotonic exercises involve muscle contraction with movement, and isokinetic exercises involve muscle contraction at a constant speed.
In an isotonic contraction the muscle?
shortens while maintaining constant tension.
Does muscle tension remain constant during isotonic contraction?
Yes.
What constant slight contraction on certain fibers in a muscle?
The constant slight contraction of certain fibers in a muscle is known as "tonus" or muscle tone. This state of partial contraction helps maintain posture and readiness for movement, providing stability to the body. Muscle tone is regulated by the nervous system and involves a balance between excitation and inhibition of motor neurons. It is essential for overall muscle function and coordination.
What is isotonic range?
Isotonic range refers to a type of muscle contraction in which the muscle shortens during contraction against a constant load. This contraction allows the muscle to produce movement through a full range of motion. It is commonly used in resistance training to build strength and muscle endurance.
In an isotonic contraction the muscle does what?
In an isotonic contraction, the muscle changes in length while maintaining a constant tension. This allows for movement to occur, such as bending the elbow or lifting a weight.
What muscle actions would be classified as isotonic contractions?
Isotonic contractions involve muscle actions where the muscle length changes as it contracts against a constant load. There are two types: concentric contractions (shortening of the muscle during contraction) and eccentric contractions (lengthening of the muscle during contraction).
Which type of strength training uses machines to increase muscle strength and endurance?
Types of Strength Training Exercises Static (isometric) exercise = muscle contraction without a change in the length of the muscle Dynamic (isotonic) exercise = muscle contraction with a change in the length of the muscle Concentric contraction = muscle applies force as it shortens Eccentric contraction = muscle applies force as it lengthens Types of Dynamic Exercise Constant resistance = constant load throughout a joint's range of motion Variable resistance = changing load to provide maximal resistance throughout a joint's range of motion Eccentric loading = placing load on a muscle as it lengthens Plyometrics = sudden eccentric loading and stretching followed by a concentric contraction Speed loading = moving a load as rapidly as possible Isokinetic exercise = exerting force at a constant speed against an equal force
What is an example of isokinetic muscle contraction and how does it differ from other types of muscle contractions?
An example of isokinetic muscle contraction is using a machine that maintains a constant speed while you lift weights. This type of contraction differs from other types because it allows for consistent resistance throughout the entire range of motion, which can help improve muscle strength and endurance more effectively.
What is it called when a Muscle contracts against a constant movable object?
an isometric contraction iso=same metric=length therefore the muscle maintains the same length as it contracts
