Q: Define the term gamma motor neurons?
A: Answer: Introduction: Same as alpha motor neurons, gamma motor neuron cell bodies are present in the…
Q: Difference between Sensory t Motor neurons ? SOmatic + autonomic neurons?
A: Nervous system is one of the 12 body system . This system mainly responsible for communication…
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: Mary suffers a head injury that damages her primary motor cortex. Where is this area located?
A: Primary motor cortex is a brain region that in humans is located in the dorsal portion of the…
Q: What are motor neurons?
A: Step 1 Neurons are structural as well as functional units of neural tissues whose numbers are quite…
Q: What three CNS regions control the autonomic nervoussystem?
A: The peripheral nervous system consists of the autonomic nervous system. The autonomic nervous system…
Q: Describe the structure and function of the meningeal membranes that enclose the spinal cord
A: The spinal cord extends from the medulla oblongata present in the brain stem to the lumbar region of…
Q: Describe some common variations in reflex arcs?
A: The nervous system mediates a response that happens without our conscious effort. It is known as a…
Q: Define the term primary motor cortex?
A: The fore brain consists of the largest and most complex part of the human brain, cerebrum. Cerebrum…
Q: List the inputs that can converge on the interneurons active in local motor control?
A: In the human nervous system, the local motor control tends to receive direct input from sensory…
Q: Contrast the two major types of descending motor pathways interms of structure and function?
A: The motor neurons are those neurons that take the message (response to the stimulus) from the brain…
Q: Illustrate the Brain Motor Centers?
A: Body's voluntary movements are maintained by the brain. Area involved in controlling these voluntary…
Q: What is Local Control of Motor Neurons?
A: A motor neuron is a type of neuron which has the cell body located in the motor cortex, spinal cord…
Q: Describe the organization of autonomic motor neurons.
A: Autonomic motor neurons are otherwise known as visceral motor neurons. Autonomic motor neurons are…
Q: Why must the withdrawal reflex, but not the stretch reflex, involve a polysynaptic reflex arc?
A: The withdrawal reflex could be a spinal reflex meant to shield the body from damaging stimuli. it's…
Q: Are interneurons important elements of the local level of the motor control hierarchy? Explain how?
A: Interneurons are connector neurons that connect the two regions of the brain. They facilitate the…
Q: .Where is the primary motor cortex found?
A: The fore brain consists of the largest and most complex part of the human brain, cerebrum. Cerebrum…
Q: A friend who works in a research lab is conducting an experiment to study motor movement. First the…
A: The animal undergoes T5 spinal transection which is the injury that affects legs and trunk. GABA…
Q: The primary motor area projects efferent fibers to all the following centers, except :-a- 1ry…
A: The primary motor area is the region in the brain located in the dorsal portion of the lobe. It…
Q: Define the term alpha motor neurons?
A: The nerve impulse is an electrical signal that travels along the neuron. The charged particles…
Q: Describe the structure and function of the pyramidal and extrapyramidal motor tracts.
A: The pyramidal as well as extrapyramidal are the parts of the nervous system and are explained in the…
Q: Name the major tracts of the spinal cord, and list the types ofimpulses each conducts.
A: The CNS or ‘Central Nervous System’ comprises two main parts, which are the brain and the spinal…
Q: 51. A 50-year-old man has diminished vibratory sensation on his right leg. Which of the following…
A: Spinal cord It is defined as a long, tube-like tissue band that connects the lower back to the…
Q: 29. Basal ganglia and cerebellum are similar in that both a. Send axons to the spinal cord b. Use…
A: We are answering first question only. For rest question pls repost. The cerebellum collects data…
Q: What is the peripheral nervous system (PNS)?
A: Introduction: The nervous system is the body's primary coordinating and governing system. It manages…
Q: Contrast the functions of upper and lower motor neurons.
A: Neurons are the cells of the nervous system that conduct nerve impulses.
Q: By what pathway do the axons arising from the cells in the anterior gray horn leave the spinal cord?
A: Neurons are the basic unit of the nervous system that carry electrical stimuli throughout the body.…
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: Describe the organization of the gray matter of the spinal cord
A: The spinal cord forms the part of the central nervous system. It is the long, tube-like structure…
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: All of the following are descending motor tracts, except :-a- Rubrospinal tractb- Spinotectal…
A: The descending tracts are the pathways by which motor signals are sent from the brain to lower motor…
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: What is meant by theperipheral nervous system(PNS)?
A: The nervous system can be defined as an important part of an animal's body that is responsible for…
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…
Q: T or F. Motor signals originating in the cortex can't interfere with motor reflex response? T or F.…
A: 1) the correct answer is - TRUE but it has restrictions upto a limit. This statement is neither…
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: What determines the dorso-ventral axis of the vertebrate spinal cord and what are the signals that…
A: The dorsal end is defined by the upper or back side of an organism. The ventral end is defined by…
Q: How do individual neurons establishand maintain their characteristicintrinsic firing properties?
A: Introduction:- Neurons (also known as neurones or nerve cells) are the basic components of the brain…
Q: a. Describe the characteristics of a spinal cordtract, using an example.b. Differentiate an upper…
A: Introduction:- discuss about spinal nerve and neurones.
Q: Where is the internal limiting membrane of the spinal cord located? Discuss.
A: Internal limiting membrane is located in between ratina and vitreous body.
Q: How does diabetes effect the peripheral neuropathy?
A: Peripheral neuropathy is nerve damage caused by chronically high blood sugar and diabetes. It leads…
Q: Describe the organization of the neurons in the gray matter of the spinal cord.
A: In spinal cord grey matter is burried deep inside the core and white matter is present on its…
What are the two basic ways in which alpha motor neurons are controlled at the level of the spinal cord?
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- What is another name for the visceral motor nervous system?What are the two subdivisions of this system? How do they differ in their effects on the body?Where is the anterior (ventral) root located in the sequence of structures through which motor impulses pass as they descent from the brain and leve the spinal cord? A. Between anterior (ventral) gray horn and spinal nerve B. Between spinal nerve and posterior (dorsal) root ganglion C. Between anterior (ventral) gray horn and posterior (dorsal) gray horn D. Between white column and posterior (dorsal) gray hornWhy must the withdrawal reflex, but not the stretch reflex, involve a polysynaptic reflex arc?
- In the spinal cord, the somas of the lower motor neurons are found ina. the cauda equina.b. the posterior horns.c. the anterior horns.d. the posterior root ganglia.e. the fasciculiplease explain clear and short answer of the function of the Neuralgia of CNS and Neuralgia of PNS and also Structure of a Motor Neuron ?List the inputs that can converge on the interneurons active in local motor control?