distinguish between concentric and eccentric contraction.

Q: Differentiate between an isotonic contraction and isometric contraction?

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

Q: Distinguish among a twitch, recruitment, and a sustained contraction.

A: Muscle contraction is defined as an increase in muscle tension or a decrease in muscle length. It is…

Q: (a) Describe the structure of a sarcomere and indicate the relationship of the sarcomere to…

A: NOTE:- "As you have posted two parts under one, we will solve the first part for you, to get the…

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: Describe an everyday activity not involving the arms thatwould involve concentric contraction and…

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

Q: What is the time relationship between a skeletal muscle fiber action potential and the resulting…

A: A skeletal muscle is a part of the “muscular system” of our body. A fiber of a skeletal muscle is…

Q: describe the microscopic physiological action of a muscle contraction

A: Skeletal muscle contraction is voluntary but smooth muscle and cardiac muscle contraction is not in…

Q: I= band at the time of relaxation H= zone at the time of relaxation Sacomere at the time of…

A: During the muscle cell contraction, the sarcomere must shorten. However, thick and thin filaments…

Q: Which type of contraction develops more muscle tension: isotonic or isometric?

A: Muscles are the tissues that can change their length and cause movement of the body parts.

Q: Graph and describe the relationship between movement velocity and the amount of force exerted during…

A: As the force-velocity curve suffering from muscular strength coaching by most circumstances, the…

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: Describe the relationship between the resting muscle length and the strength of its contraction.…

A: Individual muscle fibers that make up skeletal muscles contract when a motor neuron stimulates them.…

Q: Describe a cycle of cross-bridge activity during contraction and discuss the role of ATP inthis…

A: 1. when Ca+ binds to the troponin, the active site on the actin is exposed 2.  myosin and actin form…

Q: What effect does increasing the frequency of action potentials in askeletal muscle fiber have upon…

A: With alternative arrangements of light and dark band, skeletal muscles are striated muscles. They…

Q: What is the difference between isometric and isotonic contractions?

A: The origin of the muscle is the mesoderm. Muscle is of three types - 1. Skeletal muscle - Voluntary.…

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: Explain how the sliding filament model is responsible for muscle contraction.

A: Muscle contraction can be defined as the phenomenon in which shortening of the muscle occurs that…

Q: What factors determine the duration of an isotonic twitch in skeletal muscle? An isometric twitch?

A: To a single action potential, twitch is the mechanical response of a muscle fiber. Before the…

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 are the different types of summation by which the strength of muscle contraction can be…

A: Twitch, summation, and tetanus are all terms for muscle contractions. The time of constriction of a…

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, isometric and eccentric contractions, the physiology of the…

A: Through the cycling of actin and myosin cross-bridges, a muscle fibre produces tension. The muscle…

Q: Compare the three muscle fiber types and their influence on contraction

A: The muscular system is made up of specialized tissues called muscle fibers. These muscle fibers…

Q: Define maximal threshold. What would happen to contraction if stimulus is increased beyond the…

A: The threshold stimulus is the minimum strength required for a stimulus to start a muscular…

Q: List two factors that influence contractile force and two that influence velocity of contraction.

A: The soft tissue that is located in most animals, is called the muscle. This contains protein fibers…

Q: List five proteins of the myofilaments and describe theirphysical arrangement.

A: Muscles are the soft tissue found in our body. Muscles work to create strength and movement. They…

Q: Differentiate between isovolumetric contraction phase and isovolumetric relaxation phase

A: A cardiac cycle includes all the events within the heart from the start of one heartbeat to the…

Q: Describe the processes by which muscles obtain the energy to power contractions.

A: Muscles are tissues of the body that helps in contractions that further aids in movement. These…

Q: Explain how the force of muscle contraction can vary from weak contraction to very strong…

A: Muscle contraction is a vital physiological force of our body by which a muscle develops tension and…

Q: Describe how each of the following factors influences motor unit recruitment: a) Increasing…

A: Motor unit recruitment can be described as the activation of additional motor units so as to fulfill…

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…

Q: Distinguish between skeletal, smooth, and cardiac muscle in terms of location and whether they have…

A: Introduction:- A tissue is defined as the group of cells that have similiar structure and functions…

Q: Describe how skeletal muscles vary the force of contraction

A: Skeletal muscle can be defined as the type of muscle that is attached to the bones through the…

Q: How does varying the frequency effect contraction force? Which interval caused the greatest…

A: * contractions is of three types mainly Isotonic  Eccentric Concentric *Concentric contractions…