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: Which of the following is an example of an assisted functional activity?
A: Assisted functional activity includes activities of daily living which includes…
Q: What would happen if ATP suddenly were not available after the sarcomere had started to shorten?
A: The muscular framework is an organ framework comprising of skeletal, smooth and cardiac muscles. It…
Q: 3. List five proteins of the myofilaments?
A: Myofilaments are the protein filaments of the myofibrils in muscle cells. These regulate contraction…
Q: Which neurodegerative disorder affects skeletal muscle stimulation? 1) Alzheimer's disease 2)…
A: Neurodegenerative disorders are disorders of the brain and nervous system. The disorders result in…
Q: ach
A: B. ACH or Acetylcholine is the only neurotransmitter that is present in the somatic muscular…
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A: Athletes are the person who involve in athletic activities , their potential depends on the…
Q: What is a motor unit? How do large and small motor units differ functionally?
A: The contraction of muscle fibers are also associated with the neural responses. The motor neuron and…
Q: What do you notice is different in the sarcomere of a person with DMD compared to a person without…
A: INTRODUCTION Duchenne Muscular Dystrophy (DMD) Is A Severe Form Of Muscular Dystrophy That Affects…
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 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…
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A: The Autonomic Nervous System (ANS) can be divided into two major categories. Those two categories…
Q: Question 6 (1 point) The crossbridge cycle can begin when an action potential travels t-tubules…
A: During the muscle movements, the thick filaments slide over the thin filaments and results in the…
Q: List the 3 major classes of motor proteins:
A: Molecular motors that move along the cytoplasm of animal cells are known as Motor proteins. They use…
Q: Define motor proteins
A: A class of molecular proteins that has the ability to transport along the animal cell's cytoplasm is…
Q: 33. Acetylcholine (Ach) is the neurotransmitter at the neuro-muscular junction. The motor neuron…
A: Motor neurons unharness neurotransmitter (ACh), a small molecule neurochemical, that diffuses across…
Q: Compare and contrast the transmission of electrical activity at aneuromuscular junction with that at…
A: Neurons are responsible for the electromagnetic conduction of the signals in the form of stimulus.…
Q: What about extracellular Ca21 in excitation-contraction coupling?
A: Excitation–contraction coupling (ECC) is defined by the Alexander Sandow (1952). It defines as the…
Q: What side effects are directly related to long-term use of calcium channel blockers
A: Calcium channel blockers lower the heart rate and blood pressure. These drugs are used to treat…
Q: Mechanism of action of depolarizing and nondepolarizing Neuromuscular Blockers (NMBs)
A: Introduction: Depolarizing and nondepolarizing Neuromuscular Blockers cause muscle relaxation.…
Q: Describe the structure of the sarcomere
A: The Sarcomere is a large protein unit that is essential for contraction in the muscle. Both skeletal…
Q: Why is an interneuron needed to provide reciprocal inhibition of the flexor muscle when an extensor…
A: Stretch reflex is a monosynaptic reflex with two neurons and one synapse.
Q: How lactic acid affects the muscle(s) that are being exposed to lactic acid?
A: Muscle is a soft tissue found in most animals. It comprises of protein filaments namely actin and…
Q: What is the size principle of motor unit recruitment?
A: The size principle describes the relationships between the properties of motor neurons and muscle…
Q: Identify the ways that increased IP3 can cause contraction. Identify the ways that increased cAMP…
A: 1. The contraction of the smooth muscle is generated due to the production of several…
Q: What visible features of the neuromuscular junction (NMJ) muscle tissue indicate that it is skeletal…
A: There are three muscle types, namely, smooth muscle, cardiac muscle, and skeletal muscle. The…
Q: What do you mean by myosin myofilaments?
A: Muscles consist of munerous muscle fibres. Each muscle fibre contains many myofibrils having…
Q: Please describe the connection between neurotransmitters and sarcomeres
A: Sarcomere is repeating contractile unit of myofibrils. It is the segment between the two Z lines.…
Q: Identify the molecule which binds calcium ions after they enter the synaptic bouton via VG Ca++…
A: Calcium along with Troponin, Tropomyosin, Myosin brings about muscle contraction and hence is not an…
Q: Why is the increase in velocity inversely proportional to the sarcomere length?
A: A sarcomere is the basic contractile unit of muscle fiber. Each sarcomere is composed of two main…
Q: The disease poliomyelitis (po′le-o-mi′˘e-li′tis) destroys motor neurons, causingloss of muscle…
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Q: electrophysiology Using your knowledge, list the excitation contraction coupling events that explain…
A: A motor unit, the functional unit of muscle contraction, is a single motor nerve and the associated…
Q: What are the functions of Motor proteins?
A: Example of motor proteins are myosin, dyenin and kinesin proteins. These proteins provider driving…
Q: What ion is needed to release neurotransmitters from thesynaptic vesicle? What neurotransmitter is…
A: Introduction: Synaptic vesicles are small membrane sacs that transport neurotransmitters from the…
Q: What do you mean by actin myofilaments?
A: Myofilaments are threadlike structures. They comprise the myofibrils inside the muscle cells. There…
Q: Why is exercises important especially for sick people?
A: Exercise refers to the body activities that improve or maintain the fitness of the body and health…
Q: Question 4 of 24 Which goal is correct for the client's diagnosis of impaired physical mobility?
A: Impaired Physical mobility is defined by the signs and symptoms described below, which you may…
Q: Describe in detail the events at the neuromuscular junction and how these events allow for the…
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Q: What is the difference between Light and Dark bands (of the sarcomere)?
A: The skeletal muscle fibers are long and cylindrical. They appear multinucleate. The basic unit of…
Q: discuss the mechanism of pyridostigmine in treating myasthenia gravis
A: Myasthenia gravis is a disorder of neuromuscular due to which weakness occurs in the skeletal…
Q: What structures are involved in alterations of complex motor performance?
A: Motor functions: anything that happens when motor neurons are stimulated, includes glandular action,…
Q: Concerning the cross-bridge (CB) power stroke, it is true that: O a. All of these O b. In concentric…
A: correct option is - B. in concentric contractions, the CB power stroke pulls the actin filament…
Q: How do G actin, F actin, tropomyosin, and troponincombine to form an actin myofilament? Name the ion…
A: Linear polymers of G-actin subunits that occur as microfilaments in the cytoskeleton or as thin…
Q: What are 2 agonists and antagonists for subtalar eversion?
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Q: Define the structure of a sarcomere.
A: The skeletal muscle is one of the three muscles present in the human body. It consists of series of…
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- Why is the increase in velocity inversely proportional to the sarcomere length?Is there a difference in the time interval from the end of the T wave to the peak of the next R wave during rest and exercise? What does this mean?What is a potential reason as to why intracellular calcium levels increase even after a depolarization pulse in a neuron?
- In your own words, describe the main events occurring between the arrivalof an action potential at a motor neuron end plate and contraction of thecorresponding muscle. Use 250 words or less.Muscular atrophy occurs when:What would happen if ATP suddenly were not available after the sarcomere had started to shorten?