Discuss why slow oxidative fibers are more fatigueresistant than fast glycolytic fibers.

Q: Describe the pattern of recruitment of muscle fiber types during aerobic activities of progressively…

A: Aerobic activities refer to those activities which require oxygen for their conduction. At the time…

Q: n order to study and understand muscle diseases, one needs to have a good understanding of normal…

A: Muscles contract in a repeated pattern of binding and releasing between the two thin and thick…

Q: Compare and contrast the major biochemical and mechanical properties of the three primary types of…

A: Skeletal muscle represents a striated muscle which is controlled by the somatic nervous system…

Q: List the Mechanics of Single-Fiber Contraction?

A: A muscle fiber is a cylindrical, single, multinucleated muscle cell composed of numerous myofibrils…

Q: Why do Fast-glycolytic fibers fatigue rapidly?

A: Introduction: The soft tissue present in almost all mammals is the muscles. The muscle cells…

Q: Why is it logical that there are no muscle fibers classified asslow-glycolytic?

A: There are 3 types of muscle Fibres. Type I= slow oxidative Type II=fast oxidative Type III=fast…

Q: Discuss the difterences between the three fiber types: slow-twitch. fast-twitch oxidative-glycolytic…

A: There are three types of muscle fibres and all of them differ in their properties hence they are…

Q: A skeletal muscle can often maintain a moderate level of active tension for long periods of time,…

A: A neuromuscular junction also called the myoneural junction is a chemical synapse between the motor…

Q: Describe how skeletal muscle fiber types influence athletic performance.

A: Skeletal muscles are made up of different types of muscle fibers (cylindrical muscle cell)which…

Q: Discuss the similarities and differences by which Ca2+ activity is involved in initiating muscle…

A: "Muscles" perform various functions as movement, which is the fundamental purpose of muscles is to…

Q: Explain the characteristics of these muscle fibers: slow twitch, fast twitch oxidative and fast…

A: Skeletal muscle fibers are striated tissues. These tissues are under the control of the somatic…

Q: What happens when theoxygen supply is insufficientto maintain aerobic cellularrespiration during…

A: Cellular respiration is a combination of metabolic reactions that occurs in the cells of organisms.…

Q: During a maximal attempt, one may experience a burning sensation within the muscles being assessed.…

A: The burning sensation experienced during maximal efforts is often associated with fatigue and while…

Q: What is the function of myosin light-chain kinase in smooth muscle?

A: The muscular framework is an organ framework comprising of skeletal, smooth and heart muscles. It…

Q: During increases in the force of skeletal-muscle contraction, what is the order of recruitment of…

A: Muscle contraction is done when activation of muscle fiber takes place due to the activation of…

Q: Match types of fibers with their description. These fibers possess large number of mitochondria and…

A: The three forms of muscle fibre are fast oxidative, fast glycolytic, and slow oxidative. Because…

Q: Define and describe the function of slow oxidative myofibers.

A: Myofibers are the basic contractile unit of muscle tissue, and each myofiber is composed of many…

Q: Myoglobin provides muscle fibers with a means of supplying ATP anaerobically. True or False

A: The globin is a globular protein that contains heme group and it plays a vital role in binding and…

Q: Discuss ATP-driven myosin movement along actinfilaments.

A: The actin filament is linear globular actin polymer subunits. These occur as microfilaments in the…

Q: What is the maximum distance that diffusion is effective for oxygenating a muscle cell? How does the…

A: Introduction :- Muscle cells are also known as myocytes and these are of different types :- skeletal…

Q: Contrast the “classic” method of achieving a supercompensation of the muscle glycogen stores with…

A: Glycogen could be a multibranched saccharide of aldohexose that is a style of energy storage in…

Q: Explain differences in mitochondria for the three types of muscle fiber: slow twitch, fast twitch…

A: Muscle fibers are cylindrical fibers composed of myofibrils. They have more than one nucleus and…

Q: What is the normal end product of anaerobic exercise in muscle?

A: An anaerobic exercise is a form of exercise that uses no oxygen to break down glucose in the body.…

Q: Compare and contrast myofibrils and myofilaments.

A: Muscles are required in breathing, talking, running, walking, and anybody movement. Actin and…

Q: explain how the shortening velocity can be varied from very fast to very slow even though the load…

A: Muscle contraction will depend upon two types of velocity. The twitch and tetanic. The twitch refers…

Q: Describe the two mechanisms by which muscle glycogen is broken down to glucose (glycogenolysis) for…

A: The question is to discuss two mechanisms by which muscle glycogen is broken down to glucose…

Q: Impairment of intracellular calcium homeostasis in muscle fibers lead to chronic, severe muscle…

A: The sarcoplasmic reticulum(SR) regulates the amount of calcium in muscles. Following an increase in…

Q: distinguish between two physiological types of musclefibers, and explain their functional roles;

A: Muscle fiber referred to as the muscle cells present within the muscle. They are principally…

Q: A skeletal muscle with slower ATPase activity can complete more crossbridge cycles per second.…

A: Introduction: Molecular mechanism where the myofilaments of actin and myosin slides over one another…

Q: Discuss the metabolic pathways of ATP production in skeletal muscle in terms of timing, mechanism,…

A: Muscle ATP stores are limited, metabolic pathways must be triggered to keep ATP resynthesis rates at…

Q: Identify the ways that increased IP3 can cause contraction.  Identify the ways that increased cAMP…

A: 1.  The contraction of the smooth muscle is generated due to the production of several…

Q: explain how muscle contraction works.  Start with depolarization of the motor endplate and work…

A: Muscle contraction can be referred to as the shortening of the sarcomeres. These sarcomeres are the…

Q: Knowing force output is constant from push-up to push-up, how does fatigue impact motor unit…

A: motor unit consists of one motor neuron and all of the muscle fibers it stimulates. Every muscle…

Q: Explain the requirements for Ca2+ and ATP in muscle contraction and relaxation.  Remember that…

A: A sarcomere is the basic contractile unit of muscle fiber. it has two protein filaments  1. actin 2.…

Q: Describe and explain the sliding filament model of contraction. Be sure to include in your response…

A: The fundamental contractile unit of muscle fiber is called a sarcomere. Actin and myosin, the two…

Q: Muscle fiber types can be changed (e.g., Type I turns into Type II) depending on the type and…

A: The muscular system is formed by the muscles of the body that are soft tissues and are accountable…

Q: Explain why myosin II in a sarcomere can produced force only for that sarcomere contraction and not…

A: SARCOMERE   It is the basic structural and functional unit of muscle tissue. COMPONENTS: Each…

Q: Describe the roles played by ATP in the power and recovery strokes of myosin

A: Actin and myosin also called thick and thin filaments are the two principal proteins present within…