List the 3 major classes of motor proteins:

Q: In your own words, describe the main events occurring between the arrivalof an action potential at a…

A: The chemical synapse that favors the transmission of the signal from the motor neurons to the muscle…

Q: Define motor unit and describe its structure?

A: Neural system receives sensory inputs from internal and external environment by sensory nerves to…

Q: Strabismus is an eye condition in which one eye is not aligned correctly (see pictures below). One…

A: Strabismus, a condition characterized by misalignment of the eyes, results from an imbalance in the…

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: What do you understand by multiple motor unit recruitment? What are the possible results of the…

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

Q: Define F actin

A: A muscle contraction is an increase in the tension or a decrease in the length of a muscle. Muscle…

Q: Which region or organelle—cytosol, mitochondrion, or SR—contains the highest concentration of…

A: In a resting skeletal muscle cell, low amounts of calcium ions are present in the cytosol. The…

Q: Motor neurons release what type of neurotransmitter onto the motor end plate of skeletal muscles?…

A: Motor neurons of the spinal rope are essential for the central nervous system (CNS) and interface…

Q: Describe the events that result in the relaxation of skeletal musclefibers?

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

Q: The specialized post-synaptic portion of a neuromuscular junction is called a pick one: motor…

A: Individual motor units, each of which contains a single motor neuron and all the muscle fibers it…

Q: There are no known motor proteins that move along intermediate filaments, in contrast to the variety…

A: The cytoskeleton does the mechanical support, motility and maintenance of the cellular structure in…

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: List the three typical stages of a muscle twitch, as seen in amyogram.

A: Myogram is a graphic representation of the phenomena of muscular contractions.

Q: Describe the overall pathway from the decision to move to the execution and monitoring of a motor…

A: Motor program of the body is involved in the movements. It is regulated by the part of the CNS…

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: There are two pathways by which the Jendrassik maneuver facilitates alpha motor neuron output.…

A: Introduction: The Jendrassik manoeuvre (JM) is a distant facilitation muscle contraction that has…

Q: Multi-cell recordings from the human motor cortex can be used to guide a robotic arm. Discuss BCI…

A: The paralysed woman controls her arms mentally. Need to discuss how she controls and what…

Q: Describe the role of a presynaptic terminal, synaptic vesicles,synaptic cleft, and acetylcholine in…

A: The nervous system consists of the brain, spinal cord and neurons. The parts of a neuron are…

Q: Describe motor control in terms of the conceptual motor control hierarchy. Use the following terms:…

A: The axon terminals of the many neurons junction on a motor neuron at intervals in the brain stem or…

Q: What are the characteristics of motor proteins? How do organisms use them?

A: Introduction: Proteins are one of the major biomolecules consist of long chains of amino acids. The…

Q: Describe the functions of prime movers, antagonists, and synergists.

A: We know that the muscular system along with the skeletal system helps in the coordination and…

Q: Explain the function of acetylcholine at the neuromuscular junction.

A: The neuromuscular junction is referred to as the connection between a terminal part of the nerve and…

Q: Describe the functions of skeletal muscle proteins.

A: skeletal muscle have different type of protein such as myosin ,actin, tropomyosin and troponin. 1)…

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

A: Alpha motor neurons (also called inferior motor neurons) don't have striated muscle and cause…

Q: skeletal muscle contraction

A: The muscular system is an organ system consisting of skeletal, smooth and cardiac muscle. It permits…

Q: a) Why are muscles not in a contracted state all the time? b) Several hours after the death of an…

A: Muscles These are defined as the soft tissues that are involved in the movement of the body and in…

Q: The motor end plate is extensively folded to allow for greater number of what structure? Terminal…

A: Motor end plates are called Neuromuscular junctions, are specialized chemical synapses formed at the…

Q: Explain how optimal skeletal muscle force (high muscle tension) can be achieved during a high…

A: Skeletal muscle is one of the major muscles in the body which is regulated by somatic nervous…

Q: Describe the structures and functions of actin-based motor proteins, myosins.

A: Motor proteins are a class of proteins that are capable of converting chemical energy (usually from…

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: Explain the structure of NMJ and name the steps of muscle stimulation in orde

A: Neuromuscular junction a point between the axon and the muscle fiber. Skeletal muscle contraction is…

Q: Describe the following Alpha gamma coactivation Golgi tendon apparatus

A: Muscle tissue plays a vital role in providing body movements through the contraction of muscles.…

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: Myosin II action differs from that of kinesin in that one of the kinesin heads is always in contact…

A: Introduction Motor motion, including as contractions and expansions, is controlled by myosin. Muscle…

Q: Discuss why fast glycolytic fibers develop more force than slow oxidative fibers.

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