A signal generated via a neurotransmitter in the synaptic cleft is considered an autocrine signal True False

Q: This type of neuron would carry a signal to the pituitary gland.

A: Neurons are the basic structural and functional units if nervous system. Neurons are specialized to…

Q: If the membrane potential at the axon hillock becomes subthreshold, an action potential will be…

A: The region of the neuron from which the axon develops is known as axon hillock, and this region is…

Q: True or false: Amphetamine is both a potent reuptake inhibitor and a promoter of over-release of…

A: A neurotransmitter is a chemical messenger that carries signals between neurons (nerve cells), or…

Q: True or false: Gasotransmitters, such as NO, break many of the "rules" of neurotransmission, but…

A: Gasotransmitters are neurotransmitters of gaseous nature that function as gaseous messenger…

Q: Action potentials are changes in membrane potential that are localized to a small area of the plasma…

A: Answer :  Movements potential travels alongside a neuronal axon: The action capability is pushed…

Q: receptors have their neurotransmitter binding site and ion channel are components of different…

A: Answer 1: the receptors have their neurotransmitters binding site and ion channels are components of…

Q: True or false? During saltatory conduction, action potentials are regenerated at sites called gap…

A: The nerve impulse generation is depends on the generation of action potential. The action potential…

Q: Tru or

A: There is release of neurotransmitters by the inhibitory pre synaptic neurons that bind to the post…

Q: The rising phase of the action potential is due to: O Na+ influx through voltage-gated Na+ channels.…

A: Introduction  An electrical signal called an action potential passes briefly over the membrane of a…

Q: The rising phase of the action potential is the direct result of the: O inflow of potassium O inflow…

A: A transient membrane potential reversal known as an action potential occurs when the membrane…

Q: The nodes of Ranvier are gaps in PNS axons between Schwann cells that have (high/low?)…

A: Nodes Of Ranvier are the small gaps present in the myelinated axons. These Nodes of Ranvier are…

Q: True/false - When nuerotrasmitter is released into the synaptic cleft, it then binds to and then…

A: Each and every organ of our human body is made up of cells, example heart is made of cells called…

Q: After an action potential has been initiated, there are two processes that prevent the membrane from…

A: The generation of action potential is very much important characteristics in nerve cells that is…

Q: From an action potential traveling towards the presynaptic terminal to the potential change in the…

A: Ionotropic synaptic transmission This transmission involves the ionotropic receptors which are also…

Q: Which one of the following statements about the propagation of the action potential is incorrect? O…

A: The action potential is any shift in the membrane potential due to an increase or decrease of…

Q: TRUE OR FALSE? Do translatory conduction involves the entire length of the axon in the propagation…

A: TRUE OR FALSE? Do translatory conduction involves the entire length of the axon in the propagation…

Q: As the axonal membrane depolarizes during the rising phase of an action potential, the amplitude of…

A: During the rising phase of an action potential, the correct statement is:The amplitude of Na+…

Q: what is the correct order of the phases of an action potential

A: Introduction: The resting membrane potential, often known as the resting potential, is a voltage…

Q: The place where a neuron and myocyte communicate is a call a _ junction

A: Neurons interact with other neurons and muscle cells through action potentials. They are short…

Q: An influx of positive sodium ions eventually causes closing of the inactivation gates of voltage…

A: When a cell is at a resting state, generally the interior of the cell has negative charge than…

Q: Draw a presynaptic and postsynaptic neuron at to demonstrate the release and acceptance of a…

A: SNARE protein play important role in release of neurotransmitter from synaptic vesicles  as they…

Q: Once an action potential reaches a neurotransmitter release site, the release of the…

A: When an action potential reaches the end of an axon terminal, it triggers the opening of…

Q: A membrane potential (Vm) labeled axis on the graph In the graph draw the phases of the action…

A: Introduction  Action potentials, those electrical impulses that go throughout your body, are nothing…

Q: What would happen if we reduced the quantity of acetylcholinesterase in the synaptic cleft, after…

A: In neuronal cells, acetylcholinesterase is an enzyme that is present in the neuromuscular junction…

Q: explain as precisely as you can but in no more than 100 words the ionic basis of an action potential…

A: Introduction :- An action potential (AP) occurs in physiology when the membrane potential of a…

Q: An action potential is generated at the... trigger zone of the axon postsynaptic membrane cell body…

A: Neurons are the excitable cells within the nervous system. When a neuron is triggered, it propagates…

Q: If action potential propagation from one neuron to another neuron requires ACH release, what event…

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

Q: Place the following events in chronological order from 1-8: Nat enters the cell, and depolarization…

A: Neurons have the capability of generating and transmitting nerve impulses by transporting specific…

Q: Inhibitory postsynaptic potentials cause what type of change at the post-synaptic membrane?…

A: Introduction:  Post-synaptic potentials are neurotransmitter receptors that mediate changes in…

Q: Ligand-gated ion channel don’t open until the neurotransmitter diffuses across the synapse and binds…

A: Voltage gated ion channels are critical in rapid electrical signaling between and within cells, and…

Q: Action potentials are produced by voltage-gated channels True False

A: In most animal cells, the membrane potential is dictated predominantly by the potassium ions…

Q: True/False - The action potential is always the same size, regardless of the strength of excitatory…

A: Neurons and cardiac cell of the body are the only cells those can conduct electricity through them,…

Q: Continuos propagation of action potentials occurs in myelinated axons and is faster than conduction…

A: Indeed.In myelinated axons, action potentials propagate continuously and more quickly than in…

Q: ACh that is found in the synapse is called AChE. True or false

A: Acetylcholine (ACh) is the neurotransmitter of parasympathetic nervous system,which contracts the…

Q: Hyperpolarization of a graded potential can be: Stimulatory Inhibitory Are both Or none…

A: All cells have an electrical potential difference, or membrane potential, across their plasma…

Q: Which of the following would be used by a cell to signal cells close by? You can choose multiple…

A: Cell signaling is the process of cell communication within the body. It is the ability of cells that…

Q: Contrast excitatory and inhibitory postsynaptic potentials

A: Neurotransmitters are chemical substances that bind to the synapse or junction between the nerve…

Q: The falling phase of the action potential is due to: O Nat influx through voltage-gated Nat…

A: During the rising phase of the action potential, there is a rapid influx of Na+ ions into the cell,…

Q: Fill in the blank:  An action potential is a rapid sequence of changes involving…

A: Action potential (AP) is the mode through which a neuron transports electrical signals. It is…

Q: True or False: Calcium pumps in the axon terminal exchange molecules of calcium with molecules of…

A: Neurons are the basic structural and fundamental unit of the nervous system and brain. These are…

Q: parasympathetic

A: The nervous system is the part of an animal's body that governs and communicates information between…

Q: Which type and speed of slow axonal transport moves distinct polypeptides to the neuronal periphery?…

A: Axonal transport involves the movement of organelles and molecules to and from the cell body of…

Q: True or False: All input to a neuron occurs via synapses on the neuron's dendrites

A: Neurons are the structural and functional units of the nervous system. They contain dendrites, cell…