Match the word in the word box with the following definition this type of stretching involves holding a position and is useful to make a muscle longer  Concentric Contraction Cool Down Cycle  Dynamic  Eccentric Contraction Isokinetic Contraction   Isometric Contraction   Isotonic Contraction   Overload     Periodization     Phase   Specificity     Static   Warm-up

Q: sarcomeres are at their longest

A: Each of the muscle fibers are made up of even smaller fibers called as myofibrils. The sarcomere is…

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: Which of the following alters the force of skeletal muscle contraction?  the frequency of…

A: Skeletal muscle contraction refers to the process, that when a motor neuron signals a skeletal…

Q: In the process of muscle contraction, which of the following steps immediately precedes the sliding…

A: Muscle cells are specialized for contraction. Muscles allow for motions such as walking, and they…

Q: Explain the structure and organization of muscle fascicles and the role in generating force include…

A: Bones, ligaments, muscles, tendons, etc. constitute the musculoskeletal system. The body movement is…

Q: Note the color of each three types of muscle fiber: slow twitch, fast twitch oxidative and fast…

A: Slow twitch muscle fibers:  Resistant to fatigue  For sustained,smaller movements and control of…

Q: A motor unit is site of  interaction between a motor neuron and the muscle fiber that it is…

A: Neurons are the specialized cells of the nervous system and are the basic functional unit of the…

Q: What best explains the inability to fully contract a muscle when the muscle is first shortened prior…

A: Muscle contains muscle fiber cells which are specialized for contraction. The muscle movement is a…

Q: On a muscle twitch recording, label the latent period, period of contraction, and period of…

A: Muscle cells are specific for contraction. It allows for motions and facilitates bodily processes…

Q: Name the types of muscle contraction and briefly explain each.

A: The muscular system comprises of skeletal muscles, smooth muscles and tendons. This system plays an…

Q: Explain why stretching exercises may reduce the incidence of muscle injuries?

A: Skeletal muscle injury represents the great part of all traumas in sports medicine, with an…

Q: Describe the important steps in muscle contraction.

A: A repeated binding of the thick filament to the thin filament causes it to slide over the thin…

Q: Discuss the All or None Law of Muscle contraction.

A: The tightening, decreasing, or lengthening of muscles during an activity is known as muscular…

Q: Hill's equation gives a relation between muscle contraction rates νν and muscle tension TT…

A: We have to rewrite the equation in a form to show that T is dependent on v including T0, alpha and…

Q: You are working with a patient who has limitations in ankle dorsiflexion. You determine this is a…

A: In the 1940s, PNF (Proprioceptive neuromuscular facilitation) was developed by Dr. Herman Kabat for…

Q: The higher the frequency of action potentials, the higher amount of force produced in a muscle.…

A: An action potential is a change in the membrane potential of the neuron. This is caused due to…

Q: Describe the muscle composition in a normal active person. How does this compare to athletes…

A: Muscle composition in a typical active person varies based on factors such as genetics, training,…

Q: Identify the nature and physiological significance of the series-elastic component of muscle…

A: The muscle fibers are surrounded by a membrane called sarcolemma. There are two types of myofibrils…

Q: Why does force of contraction becomes greater as you deliver stimuli of greater frequencies? What…

A: The muscular system is the organ system in the body with the basic units as muscle fibers. There are…

Q: Discuss the relationship between force and speed of movement during a muscular contraction.

A: Muscles respond to stimulus with a simple twitch. After perceiving the stimulus, there is a brief…

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: describe the events that lead to muscle contraction starting at the level of the neuromuscular…

A: Muscle contraction occurs when these are initiated by a nerve signal. This is triggered by…

Q: Describe the effect of adding salts then ATP, ATP and then salts, and addition of ATP and salts…

A: Glycerianted muscle is the muscle in which calcium ion is not required of its contraction  The…

Q: Type II (fast twitch) muscle fibers contain what properties?    Select 2 correct answer(s)…

A: Skeletal system are the major organ system of the human body that provides framework and structural…

Q: the process of muscle contraction, which of the following steps immediately precedes the influx of…

A: Muscle contraction:-  Is the response  a muscle has to any kind of stimuli where the result is…

Q: skeletal muscles:       0.Troponin has a strong affinity              for Ca2+ Creation of…

A: Muscles There are three type of muscles cell found in human Cardiac muscle cells  Smooth muscle…

Q: Skeletal muscle will be released in its contracted (rigor) state when: Group of answer choices ATP…

A: Please note that the correct statement for the question should be "Skeletal muscle will be released…

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: complete tetanus    Has increased muscle length with no change in tension.   eccentric…

A: The contraction of the muscle generates a force called as muscle tension. There is also generation…

Q: Label the structures of the myofibril model shown with overlying sarcoplasmic reticulum. Transverse…

A: Muscular system is a type of body system which is involved in contraction and relaxation so as to…

Q: S2

A: We can say that muscular tissue consists of cells called muscle fibers that are specialized for…

Q: Put the following statments describing the skeletal muscle contraction pathway in the correct order:…

A: The signal for the muscle contraction is sent to the motor neuron from the brain or the spinal cord.…

Q: Explain the specific role of acetylcholine (ACh) instimulating a muscle fiber to contract.

A: Acetylcholine (ACh) is a neurotransmitter that is secreted by the nerve terminals into the synapse.…

Q: When discussing the hierarchy of skeletal muscle organization, the is the Highest level of…

A: Humans consists of various systems one such system is the muscular system that consists of muscle in…

Q: Describe the major events that occur when a muscle fiber contracts. Include all chemicals,…

A: Numerous bundles which make up the skeletal muscle are called fascicles and each of these is…

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: 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: Explain the length-tension relationship in skeletal muscle contraction.

A: Tension in muscles is composed of the forces generated by many cross-bridge formations. It is the…

Q: name the major proteins of a muscle fiber and state thefunction of each

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

Q: Which of the following summarizes the role of calcium in muscle contraction? opens the binding sites…

A: The actin's active-binding sites are made visible by calcium ions attaching to the protein complex…

Q: Each of the pairs of phrases below describe steps during skeletal muscie contraction. The 2nd phrase…

A: Muscle tissue is a type of tissue which contain actin , Troponin and myosin proteins so as to allow…

Q: As skeletal muscle shortens with contraction, the length of the I band remains constant as the…

A: Muscle contraction is defined as the process of stimulation of tension generation sites present…

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

A: Muscle contraction is defined as the tightening, shortening, or lengthening of muscles during an…