Which event listed above is the point at which myasthenia gravis interrupts the process? Explain why.

Q: Inhibitory interneurons associated with the reflex arc are turned on by glutamate.  Group of answer…

A: The brain is the primary organ of the nervous system, accountable for receiving and interpreting…

Q: Explain why a spinal cord injury in the neck completely paralyzes the skeletal muscles of the limbs,…

A: The brain and the spinal cord of the body controls many vital functions of the body. The brain and…

Q: Co-activation of α and γ-motor   neurons :-a- increases γ-motor neuron discharge whenever the…

A: Alpha (α) motor neurons control muscle contraction involved in voluntary movement, whereas gamma (γ)…

Q: Interneurons can act as “switches” that enable a movement to be turned on or off under the command…

A: Neurons are responsible for communication between different parts of the body. It is studied under…

Q: Stimulation of D1 Medium Spiny Neurons in the Striatum causes of the Globus Pallidus and subsequent…

A: The basal ganglia are involved in action selection. It is a proven fact that a direct pathway leads…

Q: What is a neurolemma, and why is it important?

A: Neurolemma is also known as Neurilemma. Neurolemmma is the outermost layer of the cytoplasm…

Q: When the neurotransmitter acetylcholine (ACh) binds the acetylcholine receptor (a GPCR) on muscle…

A: Neurotransmitters can cause a variety of responses on different tissues or organs. The receptors…

Q: The condition lissencephaly (liss′-en-SEF-ah-lee; “smooth brain”) is characterized by a lack of gyri…

A: Neurogenesis is the development of the neurons or the nerve cells by the neural stem cells(NSCs)…

Q: A motor neuron in the spinal cord typically receives input from neurons that originate in several…

A: There are approximately 86 billion electrically excitable neurons in the human brain. Based on the…

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: If a somatic motor neuron fires an action potential, then ________.     acetylcholinesterase is the…

A: Somatic motor neurons originate in the central nervous system. The somatic motor division sends…

Q: Why does motion sickness occur?

A: The Autonomic Nervous System (ANS) can be divided into two major categories. Those two categories…

Q: Explain why muscle tone is first decreased and then increased when descending motor tracts…

A: The fibre tracts that carry impulses from the brain to the skeletal muscles are called "motor or…

Q: One treatment for myasthenia gravis is a medication that blocks the activity of…

A: Myasthenia gravis is a neuromuscular issue that causes shortcoming in the skeletal muscles, which…

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: njury to the extra pyramidal motor system does not cause paralysis of voluntary movement and general…

A: Extrapyramidal symptoms, also known as medicine-induced disorders of the motion of the human body.…

Q: Improper use of crutches can produce a condition known as crutch paralysis, which is characterized…

A: Crutch paralysis is a condition that is developed due to the compression of a nerve caused by the…

Q: Is the genetic basis stronger for early-onset or lateonset Parkinson’s disease?

A: Parkinson,s disorder is a neurodegenerative disorder in which the nervous system is usually…

Q: Why are some areas of the body represented as largerthan other areas on the spatial map of the…

A: Brain is one of the biggest and most complex organs within the human body. It is made up of more…

Q: What could be the reason why the cerebellum of the frog/toad is relatively smaller compared to those…

A: The cerebellum (sometimes known as the "small brain") is a region at the rear of the brain that lies…

Q: What process assures that the spinal cord has the right number of axons to innervate all the muscle…

A: The spinal cord forms part of the central nervous system. It starts from the brain stem and extends…

Q: List two defects of neural tube closure.

A: Introduction: Birth malformations affecting the brain, spine, or spinal cord are called neural tube…

Q: However, it should be clear from our ability to feel the tendon tap as well as the results from the…

A: A reflex is an involuntary movement not involving the brain and occurs at the level of the spinal…

Q: A patient has been experiencing numbness and pain in their hands and feet during the winter. They…

A: A immune mediated demyelinating disease of central nervous system, which may cause of destruction of…

Q: Describe the effect of the botulinum toxin, which inhibits the release of acetylcholine at the…

A: Botulinum toxin is also known as the miracle poison. It is defined as a neurotoxin formed by the…

Q: True or false? Dorsal root ganglion cells are the largest source of input to alpha motor neurons. O…

A: Nervous system is responsible for communication, regulation and coordination of activities in the…

Q: Lower motor neuron lesions cause all the following, except :-a- decreased number of transmitter…

A: Lesion basically refers to the damage. Lower motor neuron lesion as the term suggests is the lesion/…

Q: What are the components of a reflex arc and what is the difference between a somatic motor reflex…

A: The Human Nervous system is a very efficient system of communication between the various parts of…

Q: What is the brain area just anterior to the precentral gyrus that selects and sequences basic motor…

A: The precentral gyrus is a laterally oriented brain convolution in the frontal lobe's posterior…

Q: As compared to the rest of the body, the face and the hand are mapped in the primary motor cortex in…

A: In humans, the primary motor cortex is the portion of the frontal brain located on the anterior wall…

Q: Dorsal outgrowth of tye medulla. It is involved in the control of movement ?

A: The medulla is also known as the medulla oblongata. It is the lowest portion of the brain stem and…

Q: What would a neuropathy of a cervical somatic motor nerve be expected to cause? Brisk reflexes…

A: Peripheral neuropathy:Nerve injury causes weakness, numbness, and discomfort in the hands and feet.

Q: Briefly explain the function of the supraspinal descending inhibitory motor pathways.

A: Supraspinal Descending Inhibitory Motor Pathways - Supraspinal or descending pain control pathways…

Q: One tretment for myasthenia gravis is a medication that blocks the activity of acetylcholinesterase.…

A: Myasthenia gravis: It is an autoimmune condition where the immune system attack between muscles and…

Q: Central pattern generators (CPGs) are found at the segmental level of motor control. (a) What is the…

A: The nervous system of humans is generally classified into the central and peripheral nervous…

Q: Which of the following diseases are forms of motor neuron disease? Select ALL that apply…

A: Neurons are nerve cells. Motor neurons are responsible for movements in the body. The upper motor…

Q: A mutation causes a switch in dopamine receptor G-protein-coupled mechanisms in the basal ganglia,…

A: Hyperkinetic muscle activity is shown by the hyperactive behaviour of muscle fibres in the affected…

Q: Which of the following brain structures would be responsible for modifying motor signals coming down…

A: Central nervous system(CNS) is the controlling center of our human body and consists of brain and…

Q: Caffeine is known to alter transmembrane movement of calcium. What are two possible sites in the…

A: Introduction Both calmodulin, a protein activator of cyclic nucleotide phosphodiesterase isolated…