temporal summation spatial summation Unidirectional and non-degrading Action potential o Depolarization; Na gates opening Repolarization: K gates opening o Hyperpolarization: K gates closing

Q: “All-or-none” response in impulse conductionmeans that

A: A biological cell performs numerous biochemical functions. The longest cell is the neuron. It is…

Q: When EPSP and IPSP occur simultaneously the postsynaptic membrane :-a- becomes depolarizedb- becomes…

A: EPSP refers to Excitatory Postsynaptic Potentials and IPSP refers to Inhibitory Postsynaptic…

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: How graded potential triggers as action potential at trigger zone (area 5)?

A: In order to bring out a response, the nerve impulse conduction happens along a chain of neurons. In…

Q: refers to the ability of neurons to produce action potentials that travel from axon hillock up…

A: Hi, Thanks For Your Question.  Answer : Correct Option Is Excitability. Excitability Is Ability Of A…

Q: Describe how resting potential is form in a neuron. Key difference from in and out a neuron and how…

A: The resting potential of a neurone is formed from the difference in concentration of different…

Q: For a second action potential to be fired an ......threshold must be reached......... the absolute…

A: An “action potential” occurs when the neuron is sending down an axon. It is an “explosion of…

Q: . “Facilitation in a neuronal pool” refers to .

A: "Facilitation in a neuronal pool" refers to when the neurons of the neuronal pool are more excitable…

Q: increases the probability of producing an action potential, where a ________ decreases the…

A: Depolarization increases the probability of producing an action potential, where a hyperpolarization…

Q: Compare and contrast graded potentials and action potentials. What are the functions of graded…

A: In animal cells, the plasma membrane expresses several types of ion channels that participate in the…

Q: Action potential +40 -55 Threshold Falled initiations Resting state -70 Stimulus 1 Refractory period…

A: Every cell has a potential that is difference in the charge due to many factors one of them is…

Q: Suppose you placed an isolated neuron in a solution similar toextracellular fluid and later…

A: A neuron's resting membrane potential is around -70 mV (mV = millivolt)thismeans the neuron's inside…

Q: Efferent neurons of the Multiple Choice ANS innervate skeletal muscle. somatic motor nerves…

A: Efferent neurons are motor neurons that carry neural impulses away from the central nervous system…

Q: Level of Stimulation Type of Potential Size of Petential (Action Potential er CAP) Below theeshold…

A: Neurons are highly assymetric cells composed of multiple dendrites at one end ,a cellbody containing…

Q: The potential difference that must be met in order for an action potential to be generated When the…

A: Action potential An action potential is defined as an electric impulse that travels down through a…

Q: Excitatory neurons A and B both synapse with neuron C. Neuron A releasesa neurotransmitter, and…

A: The junction between two neurons is known as a synapse and when a neuron reaches its action…

Q: Interneuron after circuits discharge prolong the duration of

A: The neuron is the brain 's fundamental working organ, a specialised cell designed to pass on…

Q: When is the charge inside a neuron at +40 millivolts? O during the refractory period O during the…

A: A membrane made up of a lipid bilayer with proteins incorporated in it surrounds all animal cells.…

Q: ACTION PÔTENTIAL Describe what happens in each phases of action potential and explain the following…

A: The membrane potential of a cell is determined by the unequal distribution of positive and negative…

Q: In temporal summation. Select one: O A. IPSPS, but not EPSPS, are combined. O B. The postsynaptic…

A: Temporal Summation : It is a phenomenon in which repeated and equal intensity noxious stimuli at a…

Q: Reorder the items below to correctly label the numbers in the diagram. -55 2 Time (msec) | EPSPS,…

A: The signals are transmitted from one neuron to another through neurotransmitters. The…

Q: What guarantees that there are unidirectional action potential? A. threshold B. depolarization…

A: Action potential generates when the neurons want to pass the information along the body from its…

Q: Velocity of action potential is slower in myelinated than in unmyelinated.

A: A. Velocity of the action potential is slower in myelinated sheath than in ummyelinated.

Q: Inhibitory postsynaptic potentials (IPSP) are associated with depolarization repolarization…

A: Exchange of information between two or more nerve cells takes place at the synapse, which is the…

Q: A synapse with all of these; a postsynaptic dendrite, an astrocyte end foot, and the presynaptic…

A: Introduction :- Synapses are part of the circuit that connects sensory organs in the peripheral…

Q: Neuronal integration refers to the ability of neurons to respond to the combined effect of several…

A: Neuronal integration is a process which  resolves the electrochemical balancing of competing and…

Q: In order to trigger an action potential, a local potential must be above this when it reaches the…

A: Neurons are the basic unit of the nervous system that carry electrical stimuli throughout the body.…

Q: Select the correct term or phrase from the drop- down for each blank to complete the correct…

A: Generation of now impulse in naap fibres depends on distribution of sodium and potassium in and out…

Q: is it possible for a second action potential to start during the refractory period?

A: The resting membrane potential between the inner and outer side of the neural membrane is balanced…

Q: Neurotransmitters Synaptic vesicle Neurotransmitter re-uptake pump Ахon Voltage- gated Cat+ channel…

A: Introduction :- The chemical messengers of the body are typically referred to as neurotransmitters.…

Q: State the all-or-none law of the action potential.

A: When excitable cells such as a neuron, muscle cells, and endocrine cells are given a stimulus, the…

Q: IPSP differs from EPSP in :-a- being of shorter durationb- being unable o summate spatiallyc- moving…

A: Signal conducted at the synaptic terminal of neuron (presynaptic neuron) connected to the dendrites…

Q: To examine: Whether the statement "Action potentials vary in their size" is true or false.

A: An action potential is a dramatic increase and subsequent fall in voltage or membrane potential…

Q: An action potential exhibits absolute refractory period in the hyperpolarization repolarization all…

A: Refractory period is a period of time in which a cell is incapable of repeating a particular…

Q: Briefly explain how a neuron at resting potential becomes activated.

A: Action potential generates when the neurons want to pass the information along the body from its…

Q: Using a stimulus intensity of 65 µA, produce an action potential in the simulated neuron on…

A: Introduction Action potential is a shift in electrical potential caused by an impulse passing across…

Q: Action potential

A: Our nervous system works by sending signals from one neuron to another in form of electrical signals…

Q: Şubthreshold potentials can produce action potentials through it can't occur spatial summation…

A: An action potential is produced in a neuron through stimulation. This produces a nerve impulse that…

Q: An action potential is considered an "all or nothing" event. What does this mean? Explain using the…

A: Nerve impulse, also called action potential, is the change in the membrane potential due to  an…

Q: How different are theconcepts of action potential,resting potential andexcitation…

A: Step 1 The nerve impulse is a wave of electrochemical disturbance that passes along the elements of…

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: Why does amplitude decrease in a train of action potential

A: Nerves transmit impulses to and from the central nervous system. Twelve pairs of cranial nerves…

Q: Explain how potassium moves across a nerve cell membraneduring both depolarization and…

A: Introduction: Ion channels are specific proteins in the plasma layer that give a way through which…

Q: Figure Ql shows the typical electrical recording of movement artifacts during the resting potential…

A: Neurons are the basic structures and functional units of the nervous system. The axon or the nerve…

Q: explain the even that occur during the action potential

A: Axon – The long, thin structure within which action potentials are generated; the sending a part of…

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.