mitochondrial DNA especially important in neuro-muscular disorders

Q: What are the side effects of Muscular dystrophies?

A: A muscular dystrophy is a group of over 30 conditions that lead to muscle weakness and degeneration.…

Q: Which of the following does NOT contribute to the built in "safety factor" at the neuromuscular…

A: The neuromuscular junction is defined as the chemical synapse, which is present in between the motor…

Q: Motor defects that result from an internal capsular lesion include :-a- Paralysis of all skeletal…

A: A brain lesion is an area of injury or disease within the brain. They can range from small to large…

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: Creatine kinase is not affected by oxygen debt O True False

A: Creatine kinase is considered as a marker enzyme, which is present in the heart, muscle, brain, and…

Q: How is muscle contraction stopped? Which of the following is/are correct?   A) The brain stops…

A: The process of muscle contraction is a sequence of events that are responsible for the contraction…

Q: ach

A: B. ACH or Acetylcholine is the only neurotransmitter that is present in the somatic muscular…

Q: Muscular Dystrophy (MD) is the name of a group of muscle disorders

A: Dystrophy is any condition in which a part of the body weakens or wastes away. In muscular…

Q: What happens when troponin and tropomyosin block the active sites of actin? O The muscle contraction…

A: Troponin is basically a complex of three regulatory proteins which are troponin I, troponin C, and…

Q: How does Muscular dystrophy disease affect a common human being?

A: Answer- Muscular dystrophy is the genetic disease that affects whole muscular system of the body.…

Q: Recently, it has been observed that several muscle diseases and disorders are linked to problems…

A: Some individuals with inherited genetic mutations are susceptible to malignant hyperthermia. Certain…

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

A: Motor end plate -the flattened end of a motor neuron that transmits neural impulses to a muscle.…

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: Why can even modern-day (non-directly life threatening) stressors lead to dysregulated physical…

A: A stressor can be defined as anything that disturbs allostatic balance, and the stress response is…

Q: Progressive fluctuating muscle weakness, often starting in the favial or eye muscles are signs and…

A: The correct answer is option (c) myasthenia gravis. Myasthenia gravis is an autoimmune disease that…

Q: describe how the muscular system works directly with the skeletal system to maintain homeostasis of…

A: Each organ system in our body performs specific function, and each organ system is studied…

Q: Explain sarcopenic obesity and its effect on the elderly.

A: Obesity is described as a condition in which the body consumes too much fat. Obesity is caused by…

Q: Of the following, which is an attempt to decrease tardive dyskinesia?A. Increased consumption of…

A: A drug is a molecule which might resemble a organic molecule inside the body or an exogenous…

Q: hypoventilation builds up carbon dioxide in the body which causes respiratory acidosis. This would…

A: “Hypoventilation” is a state that occurs when there is inadequate ventilation. The amount of oxygen…

Q: The neurotransmitter that initiates events leading to skeletal muscle contraction is A. creatine…

A: Skeletal muscle can be outlined as the muscles of the body that are voluntary in action. They are…

Q: Describe in relation to the functions of the muscular system. Excitable or Irritable.

A: The muscular system is one of the important systems in the body that helps in movement. This system…

Q: The following list of events take place during a muscle contraction.  Place the events in…

A: Muscle contraction is tension generating site activation within the muscle fibers. The muscle…

Q: Endurance training phase: These activities must be done to build up the body’s ability to sustain an…

A: Endurance sports are activities that are conducted over longer periods of time and rely heavily on…

Q: ___________ steroids are designed to promote musclegrowth but have harmful side effects.

A: The muscular framework is an organ framework comprising of skeletal, smooth and cardiovascular…

Q: Adequate level of muscle tone is essential for the accurate performance of voluntary movements,…

A: Movements, which can be controlled consciously by the person are known as voluntary movements.…

Q: NAME THE CHEMICAL TRANSMISSION AND THE NERVOUS SYSTEM BETWEEN A MOTOR NEURONE AND A SKELETAL MUSCLE.…

A: Answer: Introduction: Most skeletal muscle is connected to bone and its contraction it has role in…

Q: This is a feature of slow-twitch (type I/red) fibers: low in myoglobin fast response low in glycogen…

A: Slow-twitch muscle fibers are fatigue resistant, and focused on sustained, smaller movement and…

Q: how does dietary deficiency is associated with the neuromuscular disorder of muscular dystrophy?

A: Muscular dystrophy is referred to a group of inherited diseases or symptoms which causes loosing the…

Q: A side effect of taking antipsychotics (especially typical antipsychotics) is uncontrollable muscle…

A: Consumption of antipsychotic drugs involves a few side effects. Uncontrollable muscle twitching…

Q: True or False A function of the muscular system is to provide the body with heat.

A: Muscular system of the body is responsible for providing posture accuracy to the body, helps in…

Q: Which of the following is true when a muscle is at rest: calcium ions bind to the troponin complex…

A: Muscle contraction is the activation of tension-generating sites within muscle cells.

Q: Explain the term Rigor Mortis and describe how it occurs

A: A body undergoes complex and intricate changes after death. These postmortem changes depend on a…

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: Describe the characteristics of Duchenne’s musculardystrophy.

A: Muscular disorder Primary function of muscular system includes, maintaining posture, muscle tone,…

Q: What is the cause of the fused/complete tetanus (4) in the figure below? * Average tension…

A: ANSWER;- At higher stimulus frequencies, there is no relaxation at all between stimuli. Explain;-…

Q: During which step of a muscle contraction cycle is ATP needed? when myosin head does a power stroke…

A: Muscle contraction occurs when tension is generated in the muscle fibers. It occurs due to the…

Q: Parkinson’s disease  symptoms include bradykinasia and muscle rigidity Select one: True False

A: Parkinson's disease: It is a brain disorder. This disorder leads to: -shaking,0 -stiffness,`…

Q: Most immediate physiological adjustments to exercise occur prior to any change in tissue metabolic…

A: Exercise increases the heart rate, stroke volume and cardiac output. These are accompanied by…

Q: What stimulates Golgi tendon organs?   A muscle is contracting with minimal tension.   A muscle is…

A: Answer: A muscle is stretched nearly to its limit.

Q: What event occurs immediately before the movement of tropomyosin? Initiation of the power stroke…

A: Skeletal muscles are a special type of muscles made up of contractile tissue. They are a type of…

Q: Order the events leading to muscle contraction. Ca ions bind to troponin myosin binds to actin…

A: Muscle contraction It is defined as the muscles tightening or lengthening during performing an…

Q: What is the effect of acetylcholine on skeletal muscle cells? Osalivary secretion food digestion…

A: Acetylcholine (ACh) isan organic chemical that functions in the brain and body of many types of…

Q: Which of the following is FALSE for generating muscular tetanus? The plasma membrane remains…

A: Tetanus When the motor neuron that stimulates a skeletal muscle transmits action potentials at a…

Q: Give a brief description of each of the following terms. Use extension of the knee joint as an…

A: An agonist is a chemical that ties to a receptor and enacts the receptor to create an organic…

Q: During low intensity, long-duration exercise (long-distance running, for example), fatigue is NOT…

A: There are two types of exercises: low intensity-high duration and high-intensity short duration.…

Q: Outline the effects of long term physical inactivity on the following the bones; the joints; the…

A: Physical inactivity is a term that is used to identify people who do not get the recommended amount…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.