Provide a explantion and diagram of the  Intracellular mechanism of smooth muscle relaxation via antagonists such as atropine binding and blocking muscarinic receptors M3.   explain how  Atropine blocks the acetylcholine receptors

Q: ((a)) (b) ons in smooth muscle cells depend on which one of the following activation steps?…

A: smooth muscle cells are the non stripped involuntary muscles that contracts on their own that is…

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: Provide a possible physiological explanation for the differences between muscle fatigue and nerve…

A: The physiological activities in our body teaches us how our body work and how it responds to the…

Q: Compare and contrast the functions, anatomy and characteristics of skeletal vs smooth muscle.

A: As per BNED rules first question of the whole question (that contains 8 questions) is been answered.…

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: demonstrate and understanding of the basis of the nervous system in the context of muscle…

A: Please follow step 2 for detailed explanation.

Q: a.  Define the all-or-none principle.  b.  The same student remarked that at 180 mV stimulus, it is…

A: Lifting a mass is done by a motor unit, motor unit has a motor neuron and the skeletal muscle fibers…

Q: Identify the steps that show how an action potentialproduced in the motor end-plate of the…

A: The muscular system comprises three major types of muscle cells - smooth muscle, cardiac muscle, and…

Q: Describe how the autonomic release of noradrenaline onto vascular smooth muscle cells that…

A: The autonomic nervous system releases noradrenaline (also known as norepinephrine) into vascular…

Q: Table1.Contractionofsmoothmusclebythreeagonists Contractileresponse(mm) Log[agonist] (M) -10 -9 -8.5…

A: Here, contraction of smooth muscle using increasing concentration of three agonists is given. The…

Q: Why is it important to remove acetylcholine from its binding to acetylcholine receptors once the…

A: Neurotransmitters can serve as chemical messengers for ion channels, neurotransmitter mainly causes…

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: *When dynamic y-motor neurons are activated at the same time as a-motor neurons to muscle,

A: When dynamic y—motor neurons are activated at the same time as a—motor neurons to muscle, a prompt…

Q: Explain in detail Muscarinic receptors in regards to the hisamine agonist.  How do they cause…

A: Muscarinic receptors These acetylcholine receptors are found in the cell membranes of certain…

Q: In theory, could a muscle cell get away with having only acetylcholine-gated cation channels, which…

A: Voltage-gated ion channels are a crucial component of generating and propagating action potentials…

Q: Caffeine prolongs the life span of acetylcholine molecules in the motor junctions. Explain how this…

A: Caffeine is naturally present in tea, coffee and it stimulates the the brain and central nervous…

Q: Give an account of signalling at a neuromuscular junction through the nicotinic acetylcholine…

A: The nicotinic acetylcholine receptor is a transmembrane allosteric protein that opens an inherent…

Q: Myofibis in muscle fibres are made up of repeating units of dark and light bonds called

A: Myofibril is a muscle cell that is shaped like a rod. Many chains of Myofibril bound together to…

Q: Describe the functions of gamma motor neurons and explain why they are stimulated at the same time…

A: The gamma motor neurons innervate the muscle spindle at every finish. they permit contraction of the…

Q: Describe the events by which depolarization of a smooth muscle cell results in contraction and…

A: Smooth muscle is a kind of muscle that is used by various systems to apply pressure on organs and…

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: Select ALL that would INCREASE the strength of a muscle contraction: recruiting more slow-twitch…

A: Skeletal muscle cells are long and cylindrical, has voluntary control in action that is in under our…

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: 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: b) Table 2. Contraction in mm of smooth muscle by an agonist in thepresenceof…

A: We need to plot the agonist concentration on the x-axis and the % most extreme impact on the y-axis…

Q: What evidence supports a sliding filament-cross-bridge mechanism of contraction in smooth muscle?,…

A: The evidance for sliding filament cross bridge mechanism  is inferential  and derived from…

Q: Predict the consequence if presynaptic action potentials in an axonrelease insufficient…

A: Acetylcholine is an organic chemical that functions in the brain and body of many types of animals…

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: 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: 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: Discharge from muscle spindles could be increased by all the following, except :-a- increased…

A: Muscle tissue is soft tissues that provide ability to contract. Cardiac muscle, skeletal muscle, and…

Q: Explain why the ratio of motor neurons to skeletal muscle fibers is greater in muscles that control…

A: A motor neuron is a neuron whose cell body is situated in the motor cortex, brainstem or the spinal…

Q: In the rare neuromuscular disorder Myasthenia Gravis, autoantibodies are produced which inhibit…

A: Introduction:-  Myasthenia Gravis is a disease of neuromuscular junction in which the acetylcholine…

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: Select the True regarding neurotransmitter mechanism: It acts peripherally at neuromuscular junction…

A: The junction formed between the nervous system's motor nerve cell and the muscular system's muscle…

Q: Compare and contrast the functions, anatomy and characteristics of skeletal vs smooth muscle.…

A: Soft tissues include muscle. Muscles are composed of several flexible fibers. The human body has…

Q: Acetylcholine-gated cation channels at the neu-romuscular junction open in response to…

A: The term "neurotransmitter" refers to a chemical messenger that binds to receptors on the…

Q: explain why the I band and H zoneshorten during muscle contraction, while the length of theA band…

A: Muscles are one of the four primary body tissues which are primarily responsible for the movement in…

Q: differentiate the dihydropyridine receptor from ryanodine receptor.

A: Di-hydropyridine receptor-

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

A: The muscular system works to control the movement of the body and inside organs. Muscle tissue…