Explain what is happening at the level of individual sarcomeres whena person is using his or her biceps brachii muscle to hold a weight ina constant position. Contrast this with what is happening at the levelof individual sarcomeres when a person lowers the weight, as well aswhen he or she raises the weight.

Q: All exercises listed below are examples of a plyometric exercise except... Squats Jump rope O Hops…

A: Plyometrics. - this term was coined by Fred Wilt. He coined the term after watching Soviet athletes…

Q: What are Hhe Sequence of events Which lead to Skeletal Muscle contraction? (Starting with…

A: The mechanism of contraction of skeletal muscle was best explained through sliding filament theory.…

Q: Describe the five basic muscle shapes (fasciclearrangements).

A: When a group of skeletal muscle fibers forms a bundle as a whole within the muscle it is called a…

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: 1.List five proteins of the myofilaments and describe their physical arrangement. Asap

A: We can say that Muscles are the soft tissue found in our body. Muscles work to create strength and…

Q: Distinguish between an agonist, antagonist, and synergist muscle.

A: Various muscles work at all the different joints performing different kinds of movements in the 3…

Q: What factors affect muscle contraction during bicep curls. Explain

A: The biceps curl mainly targets the biceps brachii, brachialis and brachioradialis muscles. These…

Q: Describe the difference between a muscle’s origin andits insertion.

A: The cardiac muscle tissues and the smooth muscle tissues of the human are involuntary in nature. The…

Q: flexibility

A: Answer:How do you make ligaments more flexible: There are five simple strategis-- Make a long-term…

Q: Identify the origins and insertions of skeletal muscles and the prime movements

A: Skeletal muscles are those muscles that are attached to bones. These are the voluntary muscles and…

Q: of his parent's house over the weekend. On Monday, he arrived at the clinic ainful back spasms. He…

A: A back spasm is involuntary tensing or contraction of the muscle in lower back. This condition…

Q: Describe the three pathways by which muscles can produce theATP they need to contract.

A: Man needs the energy to do work, that energy is not directly obtained from the food he/she consumes.…

Q: Consider only the effect of the brachioradialis muscle for these questions: If a weight is held in…

A: Levers may be used to move a much higher weight with a small force. Bones serve as lifting arms…

Q: explain how fasciculus orientation determines muscleshape and list examples of muscles that…

A: A fasciculus refers to a group of skeletal muscle cells which are arranged or bundled together such…

Q: Discuss the Prime movers, agonist, antagonist, synergists, fixator muscles

A: Muscles are the soft tissues made up of many different fibers that allow these muscles to contract…

Q: Compare the force produced by a muscle over timewhen it is stimulated by a single twitch stimulus…

A: Muscle strength formation refers to the mechanism in which the skeletal muscle transforms metabolic…

Q: Do both smooth and skeletal muscles use the sliding filament theory?

A: The mechanism of contractions of skeletal muscle was best explained through 'sliding filament…

Q: Describe which muscles are active during the walking cycle (particularly at the following stages:…

A: Skeletal muscles are an important type of muscle in the muscular system in humans. It is the most…

Q: Which of the following is not a role of the muscular system inhomeostasis in the body?a. produce…

A: The muscular and skeletal system work together to allow movements in the body for the maintenance of…

Q: Distinguish between a synergist, antagonist, and fixator. Explain how each of these may affect the…

A: The role of the muscle is to produce the movement smooth and effective.

Q: Explain the functions for which each type of muscle fiber isbest adapted and how slow-twitch and…

A: Muscle tissue is a specialized tissue found in animals which allows movement. Muscle tissue…

Q: During sarcomere contraction, Select one: Oa. Calcium, troponin Ob. Calcium, microfilaments O c.…

A: The answer is option A- calcium, troponin

Q: What change does ACh cause in an ACh receptor? Howdoes this electrically affect the muscle fiber?

A: ACh stand of acetylcholine receptor and it binds to ACh receptor. After binding it open the Na+ gate…

Q: What are the positions ofactin and myosin molecules inthe sarcomere before andduring the…

A: The sarcomere is the smallest functional unit of a skeletal muscle fiber. It is a highly organized…

Q: Explain the movement of ions into, out of, and within the muscle fber after Acetylcholine (ACh)…

A: The sarcolemma is the plasma membrane of the muscle cell that is surrounded by a basement membrane…

Q: Describe how muscle attachments are organized to worktogether for movement of an arm or movement of…

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

Q: Maximum force * Exerted when maximum number of cross bridges make contact Exerted at optimum resting…

A: Muscles come under the category of soft tissues. A human body is comprised of approximately six…

Q: explain why the force of a muscle contraction dependson the muscle’s length prior to stimulation.

A: The length-tension relationship of our human muscle states that specifically, the isometric tension…

Q: Explain the points of attachments of skeletal muscles

A: Skeletal muscles are the muscles that are attached to bones by tendons. They are responsible for all…

Q: Describe the role ofATPin skeietal muscle contraction

A: The mechanism for muscle fiber contraction begins at the neuromuscular junction. The neuromuscular…

Q: list two major differences between the way the smooth and skeletal muscles contract

A: Muscles are soft tissues, muscles and nerve fibers allows body movements and enable the internal…

Q: Describe the organization of a motor unit in vertebrate skeletalmuscle, and explain how recruitment…

A: Skeletal muscles are attached to bones by tendons, and they produce All the movements of body parts…

Q: Describe the roles of plantar flexion and dorsiflexion inwalking. What muscles produce these…

A: The term flexion refers to the movement at a joint which decreases the angle between the bones…

Q: Create an analysis chart of a sprinter that describes the qualitative movements, muscle…

A: Analyzing the movements, muscle contractions, and phases of a sprinter's hip joint provides valuable…

Q: The disease poliomyelitis (po′le-o-mi′˘e-li′tis) destroys motor neurons, causingloss of muscle…

A: Poliomyelitis is caused by a virus that may cause paralysis in the person. Poliomyelitis can be…

Q: Identify the type of muscle contraction involved in the jump and describe the movement patterns of…

A: Verticle jumping is a plyometric exercise that involves exertion of maximum force for a short time.…