Nicotinic ACh receptor (LGIC) involve the movement of what ion across the membrane? Group of answer choices A.Na+ B.K+ C.Ca++ D.Cl- E.Mg++

Q: Question 3: You think you have discovered a new neurotransmitter, and you are studying its effect on…

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Q: Which of the following statements about membrane ion channels is incorrect? a. mechanically gated…

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Q: What are the neurotransmitters  that bind to ionotropic channels and allow for cation influx? Select…

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A: Introduction :-

Q: The resting membrane potential of a cell is the consequence of which of the following concentrations…

A: Introduction - The voltage across a cell membrane during its resting state is called the resting…

Q: When ethanol binds to glutamate receptors it operates as a receptor ______________________ and…

A: Introduction :  A chemical that mimics the behaviour of another drug and triggers an action os known…

Q: Why do elevations of K in the blood have serious physiological consequences despite the blood-brain…

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Q: 8) Adrenergic receptors are the a. G-protein coupled receptor b. Ligand-gated ion channel c.…

A: Receptors are specialized proteins found on the surface of cells or within cells that are…

Q: Which of the following primarily reflects the opening of voltage-gated Na* channels? A. The resting…

A: Voltage-gated Na+ channels are gated, meaning that they can be opened or closed in response to…

Q: Our nerve impulse travels from one neuron to the next in the form of. a. chemical signal b.…

A: Neuron  Neuron are the functional fundamental unite of peripheral and central nervous system.

Q: Voltage-gated Na+ channels are.... (select all that apply).  Group of answer choices: A. Opened by…

A: The channels are basically membrane proteins that act as transport protein through which various…

Q: Which of the following does NOT generally lead to a phosphate cascade?   A. active transport pumps…

A: In our body, several types of cellular process occurs, which involves the cellular signalling…

Q: Which of the following receptor types is NOT a membrane receptor? a. Channel-linked receptor b.…

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Q: Serotonin is the natural ligand for the serotonin receptor. I've circled the important 11 binding…

A: Introduction: Antagonist bind to the receptor and blocks it for natural agonist while agonist binds…

Q: Serotonin is the natural ligand for the serotonin receptor. I've circled the important binding…

A: Serotonin is 5-hydroxytryptamine (5-HT) is synthesized from the amino acid tryptophan. It is…

Q: Which of the following is NOT an example of communication that happens from one neuron to another…

A: Answer: - Option a - Endocrine signalling (ex. hormones secreted into the bloodstream travel and…

Q: Which ions are important in transmitting information along the axon of a neuron?     Ca2+ and Zn2+…

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

Q: The most non-polar part of a typical phosphatidylcholine molecule would have to be: A. the fatty…

A: Phosphatidylcholine is a type of phospholipid that is a major component of cell membranes. It…

Q: 3. Which of the following is true for both NMDA and AMPA receptors? A. They are both only found in…

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Q: which of the following is the best comparison of GABA and glutamate Select one: a. all of these are…

A: Glutamate and gamma-aminobutyric acid (GABA) are important neurotransmitters in the mammalian brain.…

Q: which of the following statements about chemical receptors is correct a. chemical receptors are…

A: Chemical receptors are specialized proteins found in cells that are capable of detecting specific…

Q: What do neurons use to expel sodium into the extracellular space in order to maintain a strong…

A: Neurons are the basic unit of the brain. They are cell that passes information. Neurons cells are…

Q: Argument 5: Herbal Cure for a Headache? Julie was suffering from a very bad headache the morning she…

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Q: The most important diffusible ion in the establishment of the membrane potential is a. K+. b. Na+.…

A: The biological membrane is made up of primarily phospholipids. It has a hydrophobic core, due to…

Q: critically depends on maintaining electrochemical gradients across neuronal membranes. What would be…

A: INTRODUCTION Neurons Neurons (nerve cells) are specialised cells that are the base of nerve system…

Q: In the introduction section the authors wrote “In general, the polarity-dependent mechanisms are…

A: Anodal stimulation is a type of electrical stimulation that involves passing a positive electric…

Q: Caffeine and nicotine have excitatory effects because they: reduce the threshold for…

A: Caffeine and nicotine are both central nervous system stimulants. Caffeine can be found in coffee,…

Q: How would a long-term diet completely lacking in salt affect the action potential process

A: An action potential is a self-regenerating wave of bioelectrical depolarization that travels along…

Q: Which channel is activated by hot temperature? A. AMPA receptors B. voltage-gated K* channels C.…

A: Membrane channels are a group of biological membrane proteins which permit the passive motility of…

Q: Glutamate is Select one: a. All of these b. often synthesized from glial-synthesized glutamine c.…

A: The human body comprises several coordinated mechanisms to maintain the functionality of the body.…

Q: The membrane potential across a cell membrane can be thought of as a "blend" or weighted average of…

A: The membrane potential can be described as a potential gradient that enables the unidirectional flow…

Q: Using cable theory to describe axon conduction would tell us a. the larger the diameter of the axon…

A: In an ion cascades, action potentials move along neuronal axons. Transmembrane pathways near the…

Q: Define the following terms: a. depolarization b. repolarization c. passive transport d. active…

A: The plasma membrane in eukaryotes is made up of phospholipids, embedded with ion channels and…

Q: 10) Nicotinic receptors are a. G-protein coupled receptors b. Ligand-gated ion channels c.…

A: Receptors are specialized proteins found on the surface of cells or within cells that are…

Q: A hyperpolarized cell can be generated when:   Group of answer choices A. ligand-gated ionotropic…

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Q: A cell membrane's resting potential (about -70mV inside with respect to the outside) is due mainly…

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Q: Define the following terms:a. membrane remodelingb. phospholipasec. cerebrosided. gangliosidee.…

A: Introduction: Biomolecules are substances that are produced by the body of an organism. They are…

Q: On the graph above, when do the sodium ion channels close? Select one: a. between 0.2 ms and 0.5 ms,…

A: When the stimulus is provided, the Sodium ion VGIC's (Voltage-gated ion channel) move from resting…

Q: Define the following terms: a. lecithin b. phosphatidylcholine c. cardiolipin d. GPI anchors e.…

A: Lecithin is a fat required in the cells of the body. Phosphatidylcholine is a chemical present in…