Interneuron after-discharge circuits prolong the duration of :-a- sensory input to the spinal motor centersb- synaptic delay in central synapsesc- discharge of efferent neuronsd- conscious perception of the evoked sensation

Q: Although one pinch did not cause a dog to flex its leg, several simultaneous pinches at nearby…

A: The brain is the organ that is Central to the nervous system. The nerves throughout our body carries…

Q: Chemical synapses in the nervous system :-a- allow diffusion of chemical substances form the…

A: An action potential when reaches the terminus of an axon it is transmitted from one another through…

Q: In humans, functions like language, decision making, and conscious thought are governed by the:a.…

A: The three-pound weighing organ named the Brain controls the functions like interpreting information…

Q: Neuropeptides :-a- are synthesized in the synaptic knobsb- consist of small moleculesc- interact…

A: Neuropeptides are protein molecules released by neurons that helps them communicate with each other.…

Q: Can someone explain the how a motor impulse (like getting a glass of water) travels through the…

A: Alpha motor neurons control the particular muscle and force exerted by that while the spinal…

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: Interconnected cavities within the brain are called _____; they contain _____.  a- ventricles;…

A: Brain and brain cavities :-

Q: Representation of the body in the primary motor area :-a- is ipsilateralb- is uprightc- is…

A: The main area of the brain that is responsible for the motor function of the body is called the…

Q: The primary motor cortex is located in which cerebral structure? a. precentral gyrus b. postcentral…

A: The primary motor cortex is a brain area situated just in front of the central sulcus and is the…

Q: Synaptic transmission depends upon :- a-direct transmission of impulses from the presynaptic neuron…

A: Nerve cell consists of a dendrite which are branched extentions that help in receiving the stimulus.…

Q: Whose job is it to carry nerve impulses away from a cell body in a neuron? аxons dendrites spinal…

A: The nervous system is composed mainly of neurons. Neurons are cells that carry impulses from the…

Q: The cerebellum ________.a. communicates with the rest of the CNSb. creates awareness of the body’s…

A: The cerebellum is one of the important parts of the hindbrain of all vertebrates. It is studied…

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: Synaptic transmission s terminated    by :-a- block of pretsynaptic receptorsb- elevation of Ca ++…

A: The biological process by which a neuron communicates with a target cell across a synapse is called…

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: magine a toxin that blocks voltage gated K channels.  What do you expect to see at the neuromuscular…

A: Toxins are very unstable.

Q: Motor neurons and interneurons are neurons.a. pseudo-unipolar c. multipolarb. bipolar d. afferent

A: Since neurons relay signals between the brain and tissues and regulate their movement or behavior,…

Q: Connexons of gap junctions in electric synapses :-a- are Ligand-gatedb- are voltage-gatedc- allow…

A: In vertebrates, Gap junction funnels are made of two hemi-channels known as connexons, one…

Q: Sunhil suffers from a stroke and loses the ability to move his right arm and hand. However, after…

A: * stroke mainly affects the shoulder,elbow and upper limb and hand. *Stroke will usually affect the…

Q: Taylor accidentally dips his fingers into a cup filled with steaming hot coffee. He immediately…

A: When touching a hot object the hands automatically withdrew due to the action of nervous system.…

Q: All of the following are associated with control of automatic functions except:a. limbic systemb.…

A: Answer is option c.) Cerebral Cortex.

Q: Post-tetanic Potentiation in synapses :-a- is due to increased Ca ++ concentration in postsynaptic…

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

Q: The posteroventral nucleus of the thalamus projects to all the following centers, except :-a-…

A: The relay nucleus present in the thalamus of the brain that is somatosensory is known as the…

Q: sensory imput is relayed into the choices a. precentral gyrus b. insular gyrus c. hypothalamic…

A: Sensory information is collected by brain from the sense organs like nose, ears and skin ( smell,…

Q: A person who experienced paralysis occasionally was examined and found to have very low levels of…

A: very low levels of potassium cause hypokalemia.  The most common cause is excessive potassium loss…

Q: Contrast the somatic nervous system with the ANS foreach of the following:a. number of neurons…

A: (b) The somatic and autonomic nervous systems have differences in the location of neurons. The…

Q: Central delay of reflex actions :-a- is due to presence of inhibitory interneurons in the reflex…

A: Reflex actions are involuntary and instantaneous movements in response to the stimulus. They are…

Q: O bluedoor, LLC Reflex Arc 2. Using the provided word list below, label the lettered structures.…

A: The neural pathway through which the reflex action of our body is controlled without the involvement…

Q: The lateral motor system includes :-a- the lateral Reticulospinal tractb- the lateral corticospinal…

A: Motor pathways carry signals from the brain to skeletal muscle and smooth muscle such as those…

Q: Drugs which open Cl- channels in synapses :-a- cause depolarization of postsynaptic membraneb- cause…

A: Synapse is the junction between two neurons where there is a small gap that neurotransmitters help…

Q: Presynaptic inhibition depends upon :-a- augmented release of chemical transmitter from presynaptic…

A: Presynaptic inhibition is the inhibitory inputs to the nerve cells to make them less likely to…

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: After-discharge of reflex responses :-a- increase the magnitude of the reflex responsesb- delays the…

A: Neurons are the fundamental unit of brain and nervous system. They are electrically excitable cells…

Q: Synaptic fatigue is due to : -a- decreased synthesis of neurotransmittersb- inability to release…

A: A synapse is a site between an effector organ and neuron or between two neurons. A neuron is the…

Q: What is an EPSP and what is an IPSP?  Where do they happen

A:

Q: Which of the Basal Ganglia loops is associated with switching tasks and prioritizing movements?…

A: Introduction :  Basal ganglia  is responsible for motor control.  It is located beneath the cerebral…

Q: Question is based on the following information memory loss problems with initiative loss language…

A: Alzheimer's disease is a progressive neurological disorder. This affects the memory, thinking and…

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: Somatic motor neurons have axons the conduct signals from the CNS to _ ; and are usually under _…

A: The nervous system is a complex system of nerves and specialized cells known as neurons. The nervous…

Q: Receptor potential initiated by an adequate stimulus :-a- develops always at it full magnitudesb-…

A: A stimulus is defined as any detectable change in the physical or chemical structure of the internal…

Q: Interneurons :-a- provide communication between the central ends of afferent neuronsb- provide…

A: Neurons are the key components of the nervous system present in an organism. They are involved in…

Q: The serves several functions in decision making but also in planning and initiating motor movement.…

A: The ventromedial prefrontal cortex is a part of the prefrontal cortex and is involved in the…

Q: Question B)

A: Pain occurs whenever tissues are being damaged, and it causes the individual to react to remove the…

Q: Basal ganglia send direct projections to :-a- primary motor area b- premotor areac- VA and VL…

A: Brain is an organ that is center for the nervous system. It is present in the head inside the skull.…

Q: The spinal pain gate is :-a- Ligand controlledb- voltage controlledc- opened by enkephalind- closed…

A: Spinal cord is a long thin and tubular structure made of nervous tissue that extends from medulla…

Q: Match somatic and autonomic nervous divisions with their desscriptions. can be boluntary…

A: The nervous system is a complex system of nerves and specialized cells known as neurons. The nervous…

Q: NERVOUS System What is the largest section of the brain? What is a neuron? Name the two major…

A: Nervous system is the major controlling, regulatory and communicating system in our body. It is the…

Q: 31. surrounds a bundle of nerve fibers A. Neurium B. Perineurium C. Epineurium D. Endoneurium E.…

A: Neurons are cells that are capable of transmitting information to other cells such as muscle cells,…

Q: Recruitment of a reflex response is due to :-a- difference in the amount of presynaptic inputs to…

A: A reflex response or action is an instantaneous response to a stimulus. It is an involuntary…

Learning and memory

Learning is defined as a relatively permanent and irreversible adaptive change in behavior. It always results from experience. The ability of an organism to store and recall the effects, sensations, and knowledge gained through learning and experience is called memory.