Which of the following would you NOT expect with respect to variation in neural conduction velocity?

Q: Outline two mechanisms by which information flowbetween two neurons in an adult can increase.

A: Neurons are the structural and functional units of the nervous system. The flow of information from…

Q: In a combination of excitatory or inhibitory synaptic connections the following is true it is poorly…

A: The Stretch reflex is an example of a monosynaptic reflex with direct connections between the…

Q: If you inhibit the closing of sodium channels what do you predict the effect on neuronal function…

A: Action potential in neuron is the direct consequence of voltage gated sodium channel. During the…

Q: Chemical synapses in the nervous system :-a- allow diffusion of chemical substances form the…

A: An action potential when reaches the terminus of an axon it is transmitted from one another through…

Q: Which refers to the time during which a neuron can undergo an action potential? O the resting…

A: Nervous system is one of the most important system of our body it send and receive information via a…

Q: Which of the following would you predict would happen if you limited the amount of ATP to a neuron…

A: We have Na+/K+ ATPase channel that uses ATP to translocate 3 Na+ outside and 2 K+ outside which…

Q: Which of the following is true about both the sensory and motor homunculi in humans? O the…

A: Within the somatosensory cortex, parts of the body are represented onto a sensory homunculus map.…

Q: Consider the circuit from Q5 (above). We want to add another inhibitory neuron to this circuit to…

A: An action potential is a rapid change in the electrical potential across the membrane of a neuronal…

Q: GABA is a neurotransmitter that binds to ligand-gated chloride (Cl-) ion channels, causing Cl- to…

A: GABA is a neurotransmitter that plays an important role in the central nervous system. It is…

Q: Given that a neuron's action potential moved at a speed of 105 m/sec, would you expect this neuron…

A: Neuron is the nerve cell present in the nervous system. It transmits the impulse from brain to body…

Q: Which of these is/are true of the autonomic nervous system? Check all that apply. Check All That…

A: The brain, spinal cord, and a sophisticated nerve network are all parts of the nervous system. The…

Q: What effect could the venom have on a voltage-gated potassium channel to produce this result

A: Scorpion is venomous reptile which is found all around the globe with different species but black…

Q: List and describe the two types of cells found in the nervous system.  Discuss, in detail, how…

A: Introduction The nervous system, as well as the endocrine system, is the major controlling and…

Q: The toxin of the velvet sea snake prevents the sodium channels from inactivating. Which of the…

A: When Voltage gated Na+ channels open it leads to depolarization of the neuron i.e resting membrane…

Q: Draw a basic animal cell (include the nucleus). Add and label the following: Dendrites Dendritic…

A: Neurons are of two types: Afferent or sensory: Afferent neurons bring the nerve impulse from the…

Q: Virtually all vertebrate cells, whether excitable or not, have a resting membrane potential (RMP).…

A: Resting membrane potential is the potential difference across the membrane. It is determined by…

Q: In the development of the human cortex, neuronal activity leads to an increase in the density of…

A: Neurons are also known as nerve cells. Neurons are the basic structural and functional units of the…

Q: Glial cells far outnumber neurons and contribute roughly half the weight of the mammalian nervous…

A: The nervous system transmits signals between the brain and the rest of the body, including internal…

Q: A typical intracellularly recorded nerve action potential approximates 80 mV. Why were the recorded…

A: Action potentials captured outside of the cell differ significantly from those captured inside. It…

Q: Using the neurons below, how can you decrease the connection strength (amplitude of EPSP) onto the…

A: Disclaimer: "Since you have asked multiple questions, according to the guidelines of Bartleby, only…

Q: neuron of the median giant fiber of an earthworm would respond to an increased intensity of a…

A: Every cell membrane remains in a polarized state that is in a charged state. Whenever a response has…

Q: The following were extracellular recordings obtained from the giant nerve fibers of an earthworm…

A: The correct answer to this question is option A. To calculate the action potential conduction…

Q: Somatic sensory and somatic motor information are propagated via specialized neurons. If you dip…

A: Neurons(nerve cells) are defined as the basic functional units of the brain and spinal cord where…

Q: When a neurotransmitter binds with receptors at the membrane, it may cause sodium channels to open.…

A: The endogenous chemicals which makes neurons to communicate with each other throughout the body are…

Q: In the autonomic nervous system, the lower motor neurons directly innervate effector organs.…

A: The correct statement is:The lower motor neurons directly innervate effector organs.

Q: Excitatory neurons A and B both synapse with neuron C. Neuron A releasesa neurotransmitter, and…

A: The junction between two neurons is known as a synapse and when a neuron reaches its action…

Q: Which of the following is TRUE about the nervous system? Select all that apply. All sensory input…

A: Nervous system coordinates and controls the activities of the animals. It can be subdivided into…

Q: Which phase of impulse transmission would be lacking in a person with Alzheimer's disease? Select…

A: Alzheimer's disease is a brain disorder that results in damage to the brain cells "neurons" and case…

Q: If neurons fire action potentials when membrane potential reaches -50mV, how would hyperkalemia…

A: Hyperkalemia is a medical condition where there is an excess of potassium ions (K+) in the…

Q: What is the relationship between stimulus strength and the resulting action potential amplitude in a…

A: The correct answer to this question is option B i.e. increasing stimulus strength does not change…

Q: Which phenomenon below is not an example of demyelination? All answers are possible. O A mutation in…

A: The toxin can damage the myelin sheath.

Q: Grasshopper mouse lives in the desert of Arizona where there are scorpions whose venoms are toxic by…

A: Grasshopper mice are desert-dwelling rodents in the genus Onychomys, which includes three species –…

Q: You are obtaining extracellular recordings from the lateral axons of the earth worm. The distance…

A: For the calculation of conduction velocity we have to use the following equation Velocity =…

Q: A neuronal precursor in a fly embryo expresses which molecule to signal neighboring cells not to…

A: In fly and other invertebrates, a group of neuroprogenitor cells arising from the neurectoderm,…

Q: Which statement is false? O The muscle spindle forms a monosynaptic connection with the alpha motor…

A: A muscle spindle consists of various different  muscle fibers (intrafusal fibers) that are…

Q: Alcohol addiction is a condition in which a person experiences dependent on alcohol and difficult to…

A: Alcohol has been shown to quickly pass membrane barriers, influence the brain, and central nervous…

Q: You have a neural system with three neurons; two presynaptic (PS1 and PS2) and one postsynaptic…

A: Neurons are the fundamental, structural, and units of both the central and peripheral nervous…

Q: Sensory neurons in the homeostatic pathway demonstrate spontaneous activity.  For a neuron, what…

A: A neuron is a specialized cell that transmits electrical and chemical signals in the nervous system.…

Q: Consider three alpha-motor neurons of different sizes: small, medium and large. All three neurons…

A: Introduction Neurons are the basic building blocks of the nervous system, which is responsible for…

Q: Which of the following is used to induce ventral patterning of the neural tube?

A: Neural patterning is a process during which cells in developing nervous system acquires district…

Q: What evolutionary advantage does tight oligodendrocyte myelination in the brain provide and which…

A: Myelination  It is a process through which brain oligodendrocytes create layers of myelin that wrap…

Q: Which of the following statements regarding the motor end plate in the somatic motor division of the…

A: The preganglionic nerve fibres synapse with the post synaptic membrane of the muscle sarcomere at…

Q: Which of the following describes the concentration of K+ and Na+ ions in and around a resting…

A: An action potential is an electrical signal that travels along the surface of a cell. This signal is…

Q: di

A: Synaptic plasticity serves as an essential mechanism of neuronal networks being linked to diverse…

Q: Transient receptor potential (TRP) channels are ion channels found on animal cells. Some TRP…

A: Answer. The TRP channel is a receptor response that normally presents in around 28 types which are…

Q: Consider a typical mammalian neuron with all of the appropriate membrane channels. If you know that…

A: Equilibrium potential is defined as the electrical potential difference between the inner side and…

Q: What is the previous evidence that stem cells did exist in the adult brain? (This should be dated,…

A: Hi! As you have posted multiple questions, I will be answering the first three questions for you. If…

Learning and memory

Learning is defined as a relatively permanent and irreversible adaptive change in behavior. It always results from experience. The ability of an organism to store and recall the effects, sensations, and knowledge gained through learning and experience is called memory.