Is tubocurarine a competitive or a non-competitive antagonist of acetylcholine-induced responses? How did you reach this conclusion?
Q: What is the use of pulse generator in Vagus nerve stimulation ?
A: The vagus nerve is a long nerve which arises from the brain and runs down the neck and chest till it…
Q: Describe the 6 step sequence of events that occurs at the NMJ in response to a nerve Action…
A: Steps:- The sarcolemma initiates the action potential. 2)The axon terminal receives the action…
Q: What do you mean by acetylcholine?
A: Neurotransmitters are a type of chemical messengers, which transmit signals across a chemical…
Q: Define acetylcholine
A: The term 'acetylcholine' is used to denote a chemical molecule that functions as an important…
Q: List the components of a simple endocrine reflex.
A: In the human body, there are various aspects like blood and sugar levels, pH, blood pressure, sleep…
Q: Compare and contrast acetylcholine and norepinephrine
A: Both acetylcholine and norepinephrine are neurotransmitter. But there are differences between them…
Q: What is the role of the acetylcholinesterase enzyme?
A: Acetylcholine is a neurotransmitter of PNS (parasympathetic nervous system). It is the part of ANS…
Q: What is Brain-derived neurotrophic factor (BDNF)? What connection does it have to exercise, nature…
A: Introduction: Brain-Derived Neurotrophic Factor (BDNF) is a signaling molecule that has been linked…
Q: What are the two types of acetylcholine receptors?
A: The two types of Acetylcholine Receptors are: Muscarinic (mAChr). Nicotonic (nAChr).
Q: What are agonists?
A: Pharmodynamics is the study of drugs in their mechanism of action and their effect on the body. The…
Q: Give an account of signalling at a neuromuscular junction through the nicotinic acetylcholine…
A: The nicotinic acetylcholine receptor is a transmembrane allosteric protein that opens an inherent…
Q: Discuss the Mechanisms of Neurotransmitter Release?
A: Neurotransmitters are the chemical messengers that convey nerve impulses.
Q: Explain the use acetylcholine as a neurotransmitter?
A: Acetylcholine is the first neurotransmitter identified, it is a small- molecule excitatory…
Q: If postsynaptic membrane permeability is increased, is theneuron more easily stimulated or less…
A: The permeability of a cell refers to the transportation of ions that occurs through the cell…
Q: What is a typical value for an inhibitory post synaptic potential? Why is it inhibitory?
A: An inhibitory post synaptic potential is a kind of synaptic potential that makes a postsynaptic…
Q: What is Acetylcholine (ACh)?
A: The enzyme is the tertiary or the quaternary structure of a protein. All enzymes are not…
Q: Which of these statements about catecholamines is false? a.They include norepinephrine, epinephrine,…
A: The endocrine system includes different types of hormone release in the body. Hormones are chemical…
Q: What are Nicotinic Acetylcholine Receptors?
A: Answer- Neurotransmitters are released from the axon terminal of neurons.
Q: Toxins from the cone snail block glutamate receptors in the postsynaptic membrane. What specifically…
A: In the nervous system, neurons communicate with each other by releasing chemical messengers in a…
Q: Can benzodiazepines or barbiturates alone cause an inhibitory effect on neurons? Why?
A: Inferable from the low restorative file of barbiturates, benzodiazepines (BZDs) got mainstream in…
Q: how does photometric arrays detect Acetylcholinesterase inhibition
A: The acetylcholinesterase inhibitors basically inhibit the acetylcholinesterase enzyme from the…
Q: How does the mode of transmission of Adrenaline and Noradrenaline impact on their respective evoked…
A: Adrenaline and Noradrenaline are the neurotransmitter which naturally occur in body. These comes…
Q: Describe the steps for serotonin (5- HT) release, activation of receptors, reuptake, and termination…
A: Serotonin or 5-hydroxytryptamine, 5-HT is a neurotransmitter that is responsible for influencing…
Q: What side effects are directly related to long-term use of calcium channel blockers
A: Calcium channel blockers lower the heart rate and blood pressure. These drugs are used to treat…
Q: You measure subregion-specific release of GABA in the basal ganglia. Give two regions where you…
A: GABA is a hyper-excitatory neurotransmitter.
Q: What is the pituitary considered in this system: stimulus, sensor, control center, or effector?…
A: The pituitary is the most important gland in our body and it is also known as the master endocrine…
Q: Give an example of a drug that acts as an agonist for acetylcholine receptors and one that acts as…
A: An agonist is a molecule or drug that mimics the actual substrate and helps in activating the…
Q: Define and describe the absolute and relative refractory periods and how they affect the direction…
A: An action potential:It can be defined as a swift rise and succeeding fall in the membrane potential…
Q: What are Muscarinic Acetylcholine Receptors?
A: Receptors are proteins present in the cells. Receptors bind to specific ligand molecules and…
Q: One tretment for myasthenia gravis is a medication that blocks the activity of acetylcholinesterase.…
A: Myasthenia gravis: It is an autoimmune condition where the immune system attack between muscles and…
Q: Valium and other benzodiazepines enhance function of which synaptic receptors?
A: Receptors are proteins in nature. They are usually located on the surface of the cell. They bind to…
Q: Make a schematic diagram for the synthesis, storage, release, and degradation of acetylcholine.
A: Acetylcholine is main neurotransmitter of the parasympathetic nervous system.
Q: What will be the elimination reaction of serotonin neurotransmitter?
A: Serotonin is the key hormone that stabilizes the mood, feelings of well being, and happiness. It…
Q: What is acetylcholinesterase? Describe its action.
A: Acetylcholinesterase is an enzyme. Enzymes either degrade or synthesize products using various…
Q: Which of the following structures has activity like acetylcholine? H3C HC Et Me NMes INMeg H&C H3C…
A: Pilocarpine is the only drug which have same properties of acetylcholine that is used…
Q: Dendrotoxins, produced by the mamba snakes (Dendroaspis), are inhibitors of the voltage-gated K+…
A: Action potential generates when the neurons want to pass the information along the body from its…
Q: What is the function of Muscarinic Acetylcholine Receptors?
A: Muscarinic receptors are G-protein-coupled receptors involved in the parasympathetic nervous system…
Q: Is atropine a competitive or a non-competitive antagonist of acetylcholine-induced responses? How…
A: The antagonist can be defined as substances that inhibit or interfere in the activity of other…
Q: What are the synaptic effects of glycine? a. It directly stimulates glutamate receptors. b. It…
A: Glycine is an amino acid that functions as an inhibitory neurotransmitter (inhibits the excitation…
Q: How is it possible for a particular neurotransmitterto produce opposite effects in different…
A: Neurotransmitters are a type of chemical messenger, which transmits signals across a chemical…
Q: Cone snails, krait snakes, and poison-dart frogs (dendrobatidfrogs) have independently evolved…
A: Introduction Solvents cause changes in the lipid structure of cell membranes, interfering with…
Q: List the Receptors for acetylcholine?
A: Acetylcholine (ACh) is a neurotransmitter found in the brain and body of many animals, including…
Q: Define the term acetylcholinesterase?
A: Biology terms are fundamental concepts and terms used in biology, which is the study of life and…
Q: What are the two mainions that participate in theelectrical impulsetransmission in neurons?
A: An action potential, likewise called a nerve impulse, is an electrical charge that moves along the…
Q: Define the term Acetylcholine?
A: Synapse is the region where the conduction of nerve impulses from one neuron to another neuron…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
