What is the name of theterminal portion of the axon?

Q: How does myelination differ between the CNS and the PNS?

A: Nervous system involves a series of networks of sensory receptors that provides information about…

Q: Name the neurotransmitter that conducts nerve impulse through synapse.

A: Neurotransmitters are signalling molecules that act on receptors of postsynaptic neurons. Neurons…

Q: Does mylination or axon diameter have a greater effect on speed of an impulse?

A: Introduction  Complex organisms such as Multicellular organisms needs control and coordination…

Q: What are polymodal neurons?

A: Introduction: Neurons or nerve cells are the basic structural and functional unit of the brain and…

Q: Why are impulses transmitted more quickly down a myelinated axon than down an unmyelinated axon?

A: A neuron with myelin sheath can conduct impulse faster than the neurons which are without the myelin…

Q: Unmyelinated axons are found in both gray and white matter.

A: ANSWER) Gray matter mainly consists of unmyelinated axons whereas the areas of white matter only…

Q: What happens to K+ channels during depolarisation?

A: The control and coordination of the body are carried out by the nervous and hormonal systems. The…

Q: Name the major parts of an axon.

A: A long, slender projection of a neuron or a nerve cell is referred to as an axon. It is involved in…

Q: Why do Schwann cells insulate nerves?

A: Answer : researches have proven that Schwann cells in the peripheral frightened device ordinarily…

Q: Which type of channels are found more prominently at the axon initial complex? Which ones found in…

A: Neurons also known as nerve cells, send and receive signals from brain.The nerve cell consists of…

Q: Why is Myelin made up of Lipids and protein macromolecules?

A: Myelin is a sheath-like substance that surrounds nerve fibres, insulating & protecting them.…

Q: What is the most superior of the chain ganglia?

A: The nervous system is one of the vital systems of a body. It is a system of nerves which carry…

Q: How do Schwann cells and oligodendrocytes differ with respect to the number of axons they myelinate?

A: There are two types of myelinating cells present in our nervous system: Schwann cells also known as…

Q: What are axoaxonal synapses?

A: Axoaxonal synapse is a synapse between two nerve cells in which the nerve impulse travels from one…

Q: Identify the types of axons that compose the gray and whiterami communicantes, describe their…

A: Ramus communicans is the term that is used to denote the nerve that connects the other two nerves,…

Q: what is the function of cholinesterase in the synapse?

A: The transmission of impulses within the nerve cell is a result of coordinating changes in cell…

Q: What are the inhibitory synapses?

A: It is a specialized type of synaptic potential in which the activation from one neuron initiates an…

Q: Explain the structure of the axon.

A: Neurons or nerve cells are the basic structural and functional unit of the brain. Brain tissue…

Q: When do EPSPs and IPSPs occur?

A: EPSP  :- Cause Membrane Potential to move closer to threshold. Caused by an opening of Cation…

Q: Why are cholinergic and adrenergic neurons so named?

A: Neurons are considered to be the basic unit of the nervous system. They detect environmental changes…

Q: How do proteins and other chemicals synthesized in the soma get to the axon terminals? By what…

A: Each neuron consists of a cell body called Cyton and it has numerous branches called nerve fibers…

Q: What is the functional advantage of myelination?

A: The neuron or nerve cell is the fundamental unit of the nervous system. This is divided into three…

Q: What is a major advantage of saltatory conduction?

A: conduction of impulse occur via the neurons from the cell body to axon and then to dendrites or…

Q: Define the term axon terminal?

A: The nervous framework is a profoundly mind boggling part of a creature that facilitates its…

Q: Are axons more likely to regrow in the peripheral nervous system or the central nervous system? Why?

A: CNS stands for Central nervous system. Here, the axons do not have the ability to spontaneously…

Q: What is Neurospora ?

A: Ascomycetes are a division of fungi, which includes sac fungi. Fungi are eukaryotic and…

Q: What area represents the axon hillock? В NEURON K NEURON L E D A G LABEL C LABEL G LABEL H LABEL B

A: Neurons are the fundamental units of the nervous system and consist of a cell body, axon and…

Q: What is the peripheral nervous system (PNS)?

A: Introduction: The nervous system is the body's primary coordinating and governing system. It manages…

Q: what happens to the conduction velocity of an axon that is isometrically twice as  big as another…

A: Axons can emanate from dendrites known as axon-carrying dendrites in some animals. No neuron ever…

Q: How can you tell the difference between a dendrite and an axon

A: Neurons are the fundamental units of the nervous system. Neurons are also known as nerve cells.…

Q: What is known as axon terminal ?

A: Biology terms are fundamental concepts and terms used in biology, which is the study of life and…

Q: State the function and location of axon.

A: Nervous tissue is a major class of tissues that plays an essential role in building up the central…

Q: Distinguish between saltatory nerve signal conduction in myelinated axons versus unmyelinated

A: Saltatory conduction is a form of nerve impulse conduction in which the action potentials are…

Q: How does an impluse travel across a synapse?

A: The synapse is the communication between the two neurons. The synapse occurs by a presynaptic cell…

Q: In the diagram, where is the axon terminal?

A: Concentric contraction in biceps brachii occurs when muscle shortening happens or when a weight in…

Q: What is saltatory conduction?

A: The communication within tissues occurs due to action potentials. Whenever there is a change in…

Q: How does myelin aid propagation of an action potential along an axon? How do the nodes of Ranvier…

A: Action potential refers to a change in the membrane potential of the nerve cells by opening and…

Q: what letter represents dorsal white column b) what letter represents structure that carrys motor…

A: In the given transverse section of the spinal cord  A :  dorsal root ganglion  B : dorsal root…

Q: What happens to acetylcholine molecules after they stimulate a postsynaptic receptor?

A: Acetylcholine which serves as an important neurotransmitter of the parasympathetic nervous system…

Q: What is the shape of majority of the neuronal cell bodies in the cortex?

A: Answer- Neuronal cell bodies also vary widely both in size small, medium, large, and giant. Shape -…

Q: What is the difference between the absolute refractory period versus the relative refractory period?

A: Refractory period – duration of time during which the cell is unable to respond to a stimulus. It…