Compare and contrast the upper and lower motor neuronswith respect to their cell body origin, what structure(s) theyproject to, and whether they are excitatory or inhibitory

Q: In a withdrawal reflex with reciprocal innervation:     inhibitory interneurons decussate from the…

A: Withdrawal reflex is a protective reflex. It is present during birth and thus persists throughout…

Q: γ-motor neuron discharge to a muscle is inhibited by impulses reaching the γ-motor neurons from all…

A: A gamma motor neuron cell bodies are located in the anterior grey column of the spinal cord. A gamma…

Q: In a combination of excitatory or inhibitory synaptic connections the following is true it is poorly…

A: The Stretch reflex is an example of a monosynaptic reflex with direct connections between the…

Q: Compare the locations and functions of the direct and indirect motor pathways.

A: The motor system is the part of the central nervous system that is involved with movement. The…

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: Motor effects that depend on repetitive output from a neural pool are most likely to use the _____…

A: The neuron is formed of dendrites and axon. The dendrites are projection-like structures that…

Q: Suppose the time from the start of action potentials in the sensory neuron and the end of…

A: The neurons or nerve cells are the constituting as well as working entities of the brain. It has…

Q: Define autolysis

A: Cell death is an important process occurring in multicellular organisms is crucial for maintaining…

Q: An autonomic neuroeffector junction Has the same structure as a somatic motor neuroeffector…

A: Neuroeffector junction is a site where a motor neuron releases a neurotransmitter to affect a…

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: Distinguish between the pyramidal and extrapyramidal motor pathways at the introduction level…

A: The pyramidal pathway, also referred to as the corticospinal or corticobulbar tract, is in charge of…

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: Somatic sensory and somatic motor information are propagated via specialized neurons. If you dip…

A: Neurons(nerve cells) are defined as the basic functional units of the brain and spinal cord where…

Q: The serotonergic pathways arise from a cluster of nuclei known as the Oraphe nuclei serotonergic…

A: Aggregate projections from neurons that produce and transmit the monoamine neurotransmitter…

Q: You are observing in a Physical Therapy clinic and a patient presents with back pain. The images…

A: A ‘reflex arc' is the path that nerve impulses follow to trigger a reaction. Because this process…

Q: which of the following is a characteristic of both somatic and autonomic motor pathways? nicotonic…

A: The nervous system is responsible for running specialized mechanisms to maintain the body's…

Q: Increased γ-motor neuron discharge stimulates muscle spindles, because :-a- it produces stretch of…

A: A gamma motor neuron (γ motor neuron) is a type of lower motor neuron, which takes part in the…

Q: In the autonomic nervous system, the lower motor neurons directly innervate effector organs.…

A: The correct statement is:The lower motor neurons directly innervate effector organs.

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: Starting with the frontal lobe, trace every neuron in a voluntary somatic motor action such as…

A: This Much of the brain and the  nervous system is the  devoted to the processing of the  sensory…

Q: What is the benefit of having a myelin sheet for a motor neuron?

A: Nervous system is a type of body system which is involved in control and coordination. It play…

Q: Picking up a very hot cup of coffee can best be described as what type of motor control?     Open…

A: Motor neuron inspires the concept that there may be simplest one sort of neuron that conducts…

Q: Visit this site (http://openstaxcollege.org/l/neurolab)to see a virtual neurophysiology lab, and to…

A: The nervous system consists of nervous tissues. Neurons, also known as nerve cells are the…

Q: Describe the importance of Ca++ and the difference between the sodium channels in the specialized…

A: Introduction: The brief sequence of events in the membrane potential following excitation is…

Q: Fluoxetine is anantidepressant drug thatpresents an action mechanismrelated to the…

A: Fluoxetin is an antidepressant of selective serotonin reuptake inhibitor(SSRI) class.It is sold…

Q: Visual information can impact motor performance. Describe a neural pathway with at least 5…

A: A neural pathway is a connection or association framed by axons that project from neurons to make…

Q: Which of the following would occur if you were measuring the voltage of a motor neuron that was…

A: They are regulated by inhibitory neurotransmitters such as glutamate and GABA. They prevent an…

Q: Read the background and clinical scenario below to answer this question. Background The Herpes…

A: Shingle is a viral disease caused by the varicella-zoster virus. It is the same virus that causes…

Q: In the Body and then relay that information directly to the reflex centers. What do the reflex…

A: Affect autonomic output

Q: Role of motor areas of the cortex in the regulation of motor functions

A: The area of the cerebral cortex thought to be responsible for the organization, management, and…

Q: When the γ-motor neuron discharge to a muscle decreases, it causes :-a- increased muscle spindle…

A: The nervous system plays a major role in transmitting the reflexes from the tissues to the brain.…

Q: ells have an) recеptor at IS ais0 Dadrenergic, muscarinic D adrenergic, nicotinic O cholinergic,…

A: Muscarinic receptors are G-coupled protein receptors. On the other hand nicotinic receptors are able…

Q: Describe and outline the function of sensory neurons, motor neurons, mutipolar neurons and glial…

A: Nerves form the functional unit of the nervous system and play an essential role in transmitting…

Q: Since neurotransmittersare not consumed in thesynaptic process, what are themechanisms to reduce…

A: Neurotransmitters are a type of chemical messengers, which transmit signals across a chemical…

Q: After NMDA receptors fully open in a post synaptic hippocampal neuron experiencing long term…

A:

Q: Briefly explain the motor pathway of information from brain to deep muscle of the back with regards…

A: Brain controls all the functions of the body that are done in different parts of our body. It…

Q: In your own words how are drugs and toxins can have direct and indirect stimulation of the motor…

A: Toxins and drugs are a conceivable and prevalent significant public health problem, but they…

Q: Rachel is out playing in the dirt and cuts herself, unbeknownest to her a bacteria enters her system…

A: Interference with glycine release, an inhibitory neurotransmitter, leads to reduced inhibition of…

Q: Axons of the lateral corticospinal tract synapse mainly with :-a- lateral motor neuronsb- medial…

A: The white matter motor pathway begins from the cerebral cortex and it ends on interneurons and lower…