phase of muscle contraction in YOUR OWN WORDS.

Q: Why is muscle 1 more powerful than muscle 43

A: The shape of the force-velocity (F-V) relationship affects many aspects of muscle physiology,…

Q: Actin is sometimes called the "thick" filament. It splits ATP and is responsible for the "power…

A: The movements of different body parts are attributed to the systemic contraction and relaxation of…

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: 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: subtractive technique that uses nerve stimulation at two points and subtracting the difference…

A: Nerve impulse  conduction is a complex phenomena and it starts at the point of stimulation which is…

Q: Trace the action potential from the neuron through the muscle fibers and the key structural…

A: The interaction between thick and thin filaments in the muscle fibre are responsible for the muscle…

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: The single-fiber twitch experiments shown here were generated by stimulating the muscle cell…

A: When a muscle is triggered by a single vibration, an action potential is generated that causes the…

Q: Explain in detail how the of relaxion towards Smooth muscle contraction is done by the antagonsists…

A: Body organs move mechanically thanks to the process of muscular relaxation and contraction. The…

Q: Describe the structure of the sarcomere and explain how it enables muscle contraction according to…

A: Answer- The sarcomere is the functional unit of the muscle and it has the central role in the muscle…

Q: Briefly discuss the abundance of sarcoplasmic reticulum in skeletal muscle in relation to its…

A: The sarcoplasmic reticulum is the major intracellular organelle for controlling the cytosolic…

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: Using the concept of recruitment, explain how muscle contraction can be graded in its strength

A: Introduction: At the neuromuscular junction, the motor neuron sends signals to muscle fibers. It…

Q: What structures/s is/are responsible for the banding pattern in skeletal muscle cells? (EXPLAIN)…

A: Striated muscles are generally voluntary muscles that are under the conscious control of brain.…

Q: Describe the neural control of skeletal muscle contraction.

A: Muscle is a type of soft tissue that is located in most animals. The cells consist of protein…

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: describe the physiological properties that all muscletypes have in common;

A: Muscles are classified into various types based on their structures, locations, and ability.

Q: Using the biceps brachii as an example, describe the biochemical and mechanochemical series of…

A: The biceps brachii is a bi-articular muscle, which implies that it assists to regulate the action of…

Q: Given what you have learned from the first experiment, you prepare the other leg for a fresh…

A: Curare," which is a class of drugs that block nicotinic acetylcholine receptors (nAChRs) located on…

Q: The following is an oscilloscope tracing displaying the muscle twitch of an intact, viable frog…

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

Q: Name and describe the function of the two regulatory proteins on the actin thin filament muscle.

A: Introduction There are various types of muscles are present in our body which perform various…

Q: Briefly describe why contraction of the muscle cell is called “sliding filament theory” (what is…

A: During skeletal muscle contraction, a motor neuron stimulates the skeletal muscle fibers. The…

Q: Number 5 in Graph B represents iand is the result of i The statement above is best completed by the…

A: Need to find what the label 5 represents in the graph given.

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 in details the biochemical and mechanochemical series of events that enables motor neurons…

A: Muscle contraction means activation of tension-generating sites within our muscle cells and the…

Q: explain muscle contraction in several distinct steps starting the release of acetylcholine junction

A: Muscle contraction occurs when the tension generating regions are activated within the muscle…

Q: A smooth, sustained contraction from rapid stimulation of skeletal muscle fibers is called

A: TISSUE: These tissues differ from others in that they have the ability to contract and relax, which…

Q: True/False

A: Every living organisms try to maintain a constant homeostatic internal environmental conditions that…

Q: If gene therapy in the future would allow one to artificlally alter the expression of muscle fibers…

A: Given: From the following, we need to arrange the slow-twitch fibers and fast-twitch fibers

Q: Describe in detail the events at the neuromuscular junction and how these events allow for the…

A: The neuromuscular junction is a synaptic connection between the terminal end of a motor nerve and a…

Q: Can you sum up the steps in each phase of muscle contraction and make it simpler?

A: Each of the muscle fibers are made up of small fibers called as myofibrils. These myofibrils are…

Q: Using pyramidal motor tract as a template, describe the voluntary control of skeletal muscles being…

A: Pyramidal tracts consist of the corticospinal tract and corticobulbar tract.  The tracts are…

Q: The following is an oscilloscope tracing displaying the muscle twitch of an intact, viable frog…

A: The phenomenon shown in the graph is wave summation because the second wave has more amplitude as…

Q: Muscle spindle structures consist of:     Extrafusal muscle fibers and gamma motor neurons…

A: Proprioception is the knowledge of position and movement of self. It can also be compared to sixth…

Q: In your own words briefly describe the role of dystrophin within the motor unit.

A: A motor unit is made up of a motor neuron and the skeletal muscle fibers that is innervated by that…

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: When motor units are recruited to participate in tension development in a muscle, the order of…

A: Introduction  A motor unit consists of a motor neuron as well as all of the skeletal muscle fibres…

Q: Muscle fiber contraction and nerve impulse conduction are similar in that both are response.

A: We can say that Muscle fiber contraction takes place when a muscle fiber is signaled by the brain…

Q: Match the following types of contractions:

A: Skeletal muscles are one of the three major categories of muscle (the other two being the cardiac…

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: List and describe the events that take place (and the structuresinvolved) between excitation of the…

A: Skeletal muscles require stimulus from motor neurons for contraction.

Q: Mass Lifted by Muscle Contraction (g)

A: The strength by which a muscle fiber responds(in form of muscle contraction) to a stimulus is…

Q: Describe in your own words the events that occur duringskeletal muscle contraction.

A: The musculoskeletal system is made up of the body's bones (the skeleton), muscles, cartilage,…

Q: Name and describe the four special functional abilities of muscle that are the basis for muscle…

A: Muscles are soft tissues found in animals and are composed of protein filaments called myofilaments.…