In an inhibitory synapse, neurotransmitter binding to a receptor cause opening of __________ resulting in a hyperpolarizing event and reduces likelihood of AP generation. a. sodium ion channels b. potassium ion channels c. chloride ion channels d. a and b e. b and c

Q: Most human axons have a myelin sheath that, a. prevents action potentials from moving backward b.…

A: The neuron is the specialised cell in our nervous system that is responsible for the generation and…

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

A: The signalling process cannot operate without chemical messengers called neurotransmitters. They are…

Q: You reach for your smartphone and then put it down. You reach for it again but different neurons…

A: Introduction Neurology:- It is a branch of medicine dealing with disorders of the nervous system.

Q: What event triggers an action potential?a. Opening of sodium channelsb. Opening of delayed potassium…

A: 1- Opening of delayed potassium channels 3-High concentration of negative ions outside the cell.…

Q: A synapse is basically the same thing as a neurotransmitter. a. True b. False

A: Neuron is the structural and functional unit of nervous system. Electrical signals are transmitted…

Q: Which of the following statements best explains why a neuron's membrane potential rapidly drops…

A: The neurons are the impulse conducting cells in the nervous system. The membrane potential of…

Q: Bundles of neurons that carry information to and from the central nervous system are called A.…

A:

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 neurotransmitters have both an excitatory and inhibitory effect?  a. GABA…

A: The chemical messengers of the body are generally referred to as neurotransmitters. They are the…

Q: The _________________ of action potentials states that once an action potential begins, it will…

A: Action potential is a phenomena in which nerve impulse conduction takes place by the process of…

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: Transmission of the nerve impulse across a synapse isaccomplished bya. the release of Na+ at the…

A: Introduction  Neuron/Nerve: A neuron is a single nerve cell which consists of central cell body,…

Q: .Neurotransmitter involved in bonding a. ADH b. CCK c. GABA d. Serotonin

A: Neurotransmitters are the body's chemical messengers. They are the molecules used by the nervous…

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: A change in the voltage across a neuron’s plasma membranethat makes the neuron less likely to fire…

A: The neuron is the structural and functional unit of the nervous system. The neuron is also known as…

Q: When a neuron’s resting potential is occurring, the neuron is __________ charged on the inside. a.…

A: Neuron is a cell present in the nervous system that is accountable for receiving and transmitting…

Q: Choose the best answer for following question: Transmission of the nerve signal across a synapse is…

A: BASIC INFORMATION   NEURON   It is the longest cell inside the human body  It is found in the brain…

Q: A serotonin can bind to ___. A. All nuerotransporters B. Serotonin and glutamate receptors since…

A: Serotonin is an essential neurotransmitter and hormone that affects many physiological and mental…

Q: B. A. 1 8 笑 水 C. D. E. F.

A: Typical nerve consists of:cell body/soma/perikaryon: metabolic center of the nerve, consisting of…

Q: A neuron that carries information from the brain to a skeletal muscle is part of the _____.…

A: Neurons are the structural and functional unit of the central nervous system. Neuron can be sensory…

Q: I. These forms the specialized junctions called synapse. A. Cell body B. Glial cells C. Synaptic…

A: Introduction :- The point of transmission of electric nerve impulses between two nerve cells…

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: Which of the following is/are found only in the PNS? a. Nerves b. Astrocytes с. Мyelin d. Lipofuscin…

A: Peripheral nervous system comprises all the nervous tissue outside the central nervous system. There…

Q: Which of the following is not a part of the periphrial nervous system (PNS)? a.somatic nervous…

A: Human have highly integrated neural system. It consists of central nervous system, peripheral…

Q: Which of the following is the key driver for the fusion of neurotransmitter-containing synaptic…

A: Neurotransmitters are the chemicals secreted by the neuron to send a message to another cell; it…

Q: Posttetanic potentiation of a synapse increases the amount of in the axonterminal.a.…

A: The nervous system is highly complex among different organ systems in animals. By transmitting…

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: 13. Influx of ______ ions causes an IPSP, while influx of ______ causes an EPSP. a.…

A: A typical action potential is a quick rise and consequent reduction in voltage or membrane potential…

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

A:

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: An animal is exposed to a plant toxin that breaks open synaptic vesicles in dopamine, serotonin, and…

A: Synaptic transmission refers to the process in which the neuron transmits information to the next…

Q: The strengthening of synaptic connections by repetition is called

A: Neurons are structural and functional properties of the nervous system. Neurons consist of the cell…

Q: Which of the following statements about postsynaptic potentials (PSPs) strength is correct?  a.…

A: Neurons are the basic structural and functional unit of the brain(central nervous system). These…

Q: A C 18. What kind of potentials can be created at the arrow for A? a. Post-synaptic excitatory…

A: Neurons, also known as nerve cells, send and receive signals from your brain. While neurons have a…

Q: When the action potential begins, Na+ gates open, allowing Na+ to cross the membrane. The charge…

A: Membranes potential can be defined as the change in electric potential due to changes in the amount…

Q: 18. How is a nerve impulse transmitted across a synapse from a presynaptic to a postsynaptic cell?…

A: The correct answer to the question is: c. via a neurotransmitter

Q: A synapse is:   a. a gap between neurons   b. crossed by a chemical   c. separates the axon end…

A: the microscopic gap present between terminal end of axon of one neurone and dendron or axon or cell…

Q: In the knee-jerk reflex arc, the synapse between a sensory neuron and a motor neuron occurs where?…

A: Neurons- are electrically excitable cells that transmit impulses to and from the brain. They…

Q: 5. The falling phase of the action potential due to the: A. Entry of sodium ions B. Exiting of…

A: please find your answer in step 2:

Q: “bark” of the brain is made

A: The brain is a complex organ composed of various types of cells, including neurons and glial cells.…

Q: During an action potential _______    A. Na+ flows out of cell and causes depolarization  B. K+…

A: A characteristic pattern of rapid rise and subsequent fall in voltage or membrane potential across a…

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: 19. The resting potential is restored by A. Stimulation B. Sodium potassium pump C. Passive…

A: The nerve cells or neurons have the capacity to conduct the electrical impulses or the nerve…

Q: Most human axons have a myelin sheath that a. prevents action potentials from moving backward b.…

A: We know that The complex body of human being functions in a systemic and coordinated way and this…