Select one: a. increased amount of ATP b. movement of chlorine down its concentration gradient c. active transport of chlorine d. opening of sodium channels e. closing calcium channels

Q: For a signal to be sent down an axon of a nerve cell, an action potential must be generated. This is…

A: signal to be sent down an axon of a nerve cell, an action potential must be generated.

Q: how a drug might affect the transmission of a nervous signal across the synaptic cleft from a…

A: Neurotransmission is a process that takes place across the synaptic cleft and involves the release,…

Q: Diisopropyl fluorophosphate is an insecticide that works by binding with cholinesterase enzyme.…

A: Neurotransmitters are chemical substances that are responsible for the transmission of an impulse…

Q: Katrina has an aldosterone imbalance. What does Catrinas hormone feedback loop look like? When…

A: Introduction :-

Q: Put the following in the correct order. A. Neurotransmitter release B. Ca2+ entry into the…

A: Nerve cells called neurons are responsible for sending instructions throughout your body to perform…

Q: A perturbation that alters the membrane potential at a site on a neuronal axon will pass to…

A: Ion transport through ion gated channels is an example of passive transport because energy is not…

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: Choose the item in column 2 that best matches each item in column 1…

A: The nervous system of our body is concerned with the functions of sensory reception, processing, and…

Q: There are multiple potential causes for seizures. Determine which changes to protein function could…

A: Seizures - are neurological disorder, caused due to imbalance between excitatory & inhibitory…

Q: Voltage-gated Na+ channels open upon reaching what state? a. resting potential b. threshold c.…

A: Voltage-gated ion channels can be defined as the transmembrane proteins which formed the ion…

Q: Schwann cells are a type of glial cell found in the nervous system. In addition to the conduction of…

A: Neurilemma is also known as sheath of Schwann is the outermost nucleated cytoplasmic layer of…

Q: Schwann cells are a type of glial cell found in the nervous system. In addition to the conduction of…

A: Schwann cells are the major glial cells found in the peripheral nervous system (PNS). They provide…

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: This graph shows the relative voltage of a neuron's cytoplasm near the plasma membrane relative to…

A: * There are three stages in membrane potential  Depolarization  Repolarization Hyperpolarisation…

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: All of the following factors contribute to a polarized membrane EXCEPT which? a. Negative ions such…

A: Introduction: A difference in the charge across a membrane is referred to as polarization. Membrane…

Q: A mutation in the sodium voltage gated channel in which the inactivation gate closes more slowly but…

A: These questions delve into the intricate workings of neuronal communication, specifically focusing…

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…

A: 3. ANSWER;-b)  They are both ionotropic glutamate receptors. Explain;- Glutamate receptors. In 2012,…

Q: In signal transduction in the dark, the cGMP plays what role? a. It promotes an action potential…

A: Cyclic GMP (cGMP) is "Guanosine monophosphate" in which the phosphate group is covalently linked to…

Q: In a neuron, which of the following types of transport occur passively through channel proteins?…

A: Movement of ions across membranes can be active or passive. Active movement involves the need of ATP…

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: Select ALL statements that are TRUE regarding a drug that would inactivate the enzyme…

A: A drug that inactivates the enzyme called acetylcholinesterase is known as Acetylcholinesterase…

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: Which of the following statements regarding polarized membranes is incorrect? a. There is a…

A: At rest, the ionic composition of the interior and outside of a neuronal membrane varies. As a…

Q: True or False a. When they are at rest, neurons are more positively charged inside than outside the…

A:

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: Neurotransmitters are released from neurons due to the opening of ____________. Select one: a.…

A: Neuron is the sub unit of nervous system. It helps in coordinating the different body parts via…

Q: What membrane protein of the neuron is responsible for briefly increasing the Na+ permeability of…

A: Ans:- the option is (c)-the voltage gated sodium chennel.

Q: Depolarization and repolarization changes that occur during the action potential are produced by…

A: Introduction: Just neurons and muscle cells are fit for creating an action potential and that…

Q: In the hippocampus, when glutatmate is released into the synaptic cleft, but the postsynaptic cell…

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

Q: Which of the following statements is correct regarding Dr Loewi's experiment? O a The results showed…

A: Dr. Otto Loewi's experiment :  Loewi isolated two beating frog's heart. One with vagus nerve and…