Why does summation of contraction occur?

Q: Differentiate between an isotonic contraction and isometric contraction?

A: There are three types of muscle contraction: concentric, isometric, and eccentric. However, in…

Q: How does contraction differ in smooth muscle cells and skeletal muscle fibers?

A: The muscles which perform involuntary functions and shape of the cells are spindle-like is called…

Q: A weightlifter tries to lift a weight off the floor, but cannot upset it. Is the contraction: a)…

A: Muscles of the body help in the movement of the body of several types. there are different types of…

Q: Define isometric contraction

A: The contraction of the muscles can be explained by the sliding filament theory. According to sliding…

Q: Distinguish between a twitch and a sustained contraction.

A: In the curve of the muscle contraction, the “latent period” is marked by the initial rise of the…

Q: By what mechanism are skeletal muscles induced to relax?

A: Skeletal muscles are referred to as the muscles that are voluntary in control and associated with…

Q: Why is Excitation Contraction Coupling important?

A: Muscles contraction  The contraction of muscle activated by the tension generating sites present in…

Q: What are Twitch Contractions?

A: Tendons attach skeletal muscles to the bone. Numerous bundles which make up the skeletal muscle are…

Q: Explain the differences between isometric and isotonic contractions.

A: Answer: Introduction: Isotonic contraction (iso=equal; tonic= tension), means the tension produced…

Q: How does the neuromuscular junction illustrate the general principle of physiology that the…

A: The synaptic connection between the muscle and the terminal end of a motor neuron is called the…

Q: Why do muscle cells use creatine phosphate insteadof glycolysis to supply ATP for the first few…

A: ATP or adenosine triphosphate provides the energy for muscle contraction.For ATP regeneration, three…

Q: does contraction occurs in the body

A: Muscle contraction is either due to increase in the tension or decrease in the length of the muscle.…

Q: What are the basic structural differences between skeletal,cardiac, and smooth muscle?

A: A cell is a structural and functional unit of life. The structure and function of a cell have been…

Q: What chemicals are needed to perform a muscle contraction?

A: Muscle contraction refers to the activation of tension-producing sites inside a muscle cell. It does…

Q: What ion is involved in summation of contraction?

A: Contraction is defined as the process of shortening of I band during muscle contraction.

Q: What factors influence smooth muscle contraction?

A: Smooth muscle contraction  depend on  influx of impulse, smooth muscle contraction caused by the…

Q: Which are the three types of contractions?

A: The force that a muscle exerts on another object, like a bone, is described as muscle tension.…

Q: What ends the process of muscle contraction?

A: Muscle contraction is a major phenomenon associated with the functioning of the myofibril occurring…

Q: What are the major factors influencing the force of contraction?

A: Muscle contraction is the enactment of pressure producing destinations inside muscle cells. The…

Q: What roles do actin and myosin play during muscle contraction?

A: The muscle fibre is a good example of the function of cytoskeleton protein, actin and actin binding…

Q: Describe isometric, concentric, and eccentric contraction?

A: The muscle contraction is categorized into three types based on how the muscle contacts (lengthening…

Q: Where does Ca2+ for contraction come from

A: Epithelial tissue, connective tissue, muscular tissue, and nerve tissue are the four fundamental…

Q: distinguish between concentric and eccentric contraction.

A: The cross-bridge cycling of actin and myosin induces stress in muscle fibers. The muscle can…

Q: A muscle is attempting to avoid being eaten by a starfish by tightly closing its shell. Is this an…

A: Introduction Muscle tone is the amount of tension in the skeletal muscles at rest, and it helps to…

Q: how does The reabsorption of calcium ions into the sarcoplasmic reticulum by active transport…

A: Calcium ion channels triggers the contraction through the reactions of regulatory proteins and these…

Q: If we need ATP for both contraction and relaxation, how would you explain why rigor mortis appears…

A: Rigor mortis is the onset of stiffness in the dead body several hours after the person dies. It is a…

Q: Sarcolemma is the plasma membrane of the muscle fiber. Myosatellite cells, remain closely associated…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: How do the regulatory proteins work to regulate contraction?

A: Muscle is a soft tissue like structure which is primarily responsible for the movement in the body.…

Q: How would muscle contractions be affected if ATP wascompletely depleted in a muscle fiber?

A: Myofibril is also referred to as muscle fibril. They are the rod-like constitutions of the muscle…

Q: distinguish between isometric and isotonic contraction; and

A: Muscle contraction can be defined as the shortening of the muscle fiber which occurs when the muscle…