Which of the following is not a way neuroglia cells help neurons? A. Provide support and protection B. Speed up electrical signals C. Provide nutrients D. Send electrical signals themselves

Q: Select the different types of neuroglia and relate their structure, including shape, to their…

A: The nerve cells are the primary unit of the nervous system. The nerve cells or neurons have cell…

Q: What does a transporter protein do at a synapse? a. It carries neurotransmitter molecules from the…

A: A neurotransmitter does not stay at the postsynaptic membrane. If it stays, it continues to excite…

Q: Which of the following is not excitable or have the capacity to generate electrical signals? Select…

A: D. Skin cell

Q: Which of the following central nervous system cellsregulate ions, regulate the uptake and/or…

A: The nervous system refers to the network of nerve cells and fibers that conducts nerve impulses…

Q: Which of the following insulates and protects a neuron’s axon, as well as helps speed along…

A: Introduction:- Nervous system consist of a network of specialized cells called neurons (nerve cells)…

Q: A neuron without an axon would be unable to     a. conduct nerve impulses     b. divide     c.…

A: A neuron is a structural and functional unit of the nervous system. It is capable of perceiving any…

Q: Another name for the axon of a neuron is:- a. nerve fiber. b. neurofibril. c. neurilemma. d.…

A: Answer- Neuron is the main cell of the nervous system that helps in conduction of nerve impulses or…

Q: Neurotransmitters released by pre-synaptic vessels are received by what type of proteins in the…

A: Neurotransmitters are chemical messengers that help to transmit neural signals from one neuron to…

Q: The cell body of a neuron does all of the following except a. release neurotransmitter into the…

A: The Cell body is the neuron's core and it is also called the soma. It carries genetic information,…

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: Damage to the axons in the spinal cord is typically permanent and debilitating. One promising avenue…

A: Neuroglial cells are nonexcitatory supporting cells that are present in both central(CNS) and…

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: 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: In nervous system, electrical signals originating within one cell can diffuse into a neighbouring…

A: The nervous system makes physical coordination between different parts of our body. The nerve…

Q: fill in the blank  The repolarization phase of action potentials in neurons is due primarily to…

A: An action potential can be defined as a transitory and propagating change of the resting membrane…

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: Resting membrane potential:   a. Is due to difference in permeability of cell membrane to ions b.…

A: Resting membrane potential is necessary for the functioning of the neurons and the muscle cells. Any…

Q: Select two different types of neuroglia and relate their structure, including shape, to their…

A: The term neuroglia is used to describe the specialized non-neuronal cells present among the nervous…

Q: In a resting neuron, which of the forces listed below will act to push sodium (Na+) ions into the…

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

Q: What happens to the sodium when the sodium channels open?

A: Sodium channels are basic film proteins that structure particle channels, directing sodium…

Q: Why are rapidly growing cancers that originate in nervous tissue more likely to be composed of…

A: Cancer is a disease that occurs when a cell loses its control over proliferation. The cell keeps on…

Q: (a) Describe the composition and function of the cell body. (b) How are axons and dendrites alike?…

A: One of the fundamental units that make up the nervous system is the neurons. These are electrically…

Q: Which of the following statements relating to depolarization is incorrect? a. it is a reduction in…

A: The central nervous system consists of numerous specialized cells called neurons. The neurons are…

Q: The is morphological difference between bipolar neurons and unipolar neurons and that determines how…

A: As you are reading this book, think about the organs that are functioning within you right now! Your…

Q: Neurons have three main components. Describe the function of each one a. Dendrites b. Cell body…

A: Nervous system is the complex system in our body which controls the entire body and coordinates the…

Q: nsulate parts of the neuron axon but not the cell ba are fatty menmbranes. are formed by glial…

A: Myelin sheaths are fatty tissue coverings that protect nerve cells. These cells are part of your…

Q: Andrew was taken to the doctor’s office after he was bitten by a stray dog. The concern was that the…

A: To say the movement of substances within a nerve cell is anterograde means they move towards the…

Q: Which one of the following statements about gap junctions or electrical synapses is incorrect? A.…

A: Electrical coupling is the transfer of coordinated action potentials from one cell to the next via…

Q: Which one is correct about the AP conduction velocity of nerve fiber A. Increase of the temperature…

A: Action potential spreads from the region of the sensory neurons that accept the stimuli till the…

Q: of the following is true of axons?

A: Axons are the distal part of the neuron. There are two types of axons. The myelinated nerve fibres…

Q: The cells of neuroglia are formed from two sources: ectoderm and mesenchyme. What cells have the…

A: Introduction  through the various diffrenciation of cells such as neural plates , neural groove and…

Q: Neurotransmitters must pass from an axon terminal to the next dendrite by crossing a fluid-filled…

A: Neurons facilitate communication in the brain. A neuron is made up of dendrites (receives…

Q: Label: a.axon. b. myelin sheath c. cell body . d. dendrite

A: Neurons or nerve cells are the smallest structural and functional unit of the nervous system. They…

Q: which of the following cell types contain ATP- dependent K+ channels and voltage-gated Ca++ channels…

A: Voltage-gated calcium channels, otherwise called voltage-dependent calcium channels, are a gathering…

Q: What causes the inside of a membrane to become positively charged during an action potential?

A: Answer: Action Potential : It is the rapid changes in the membrane potential of cell membrane. This…

Q: Where can you find neuropeptides, such as endorphin? A. On their ionotropic receptors. O B. Inside…

A: Endorphins are primarily made in the hypothalamus and pituitary glands, though they may come from…

Q: Which of the following is a function of microglia?A. Microglia remove dead cells and weak…

A: Neurons are the basic structural and functional units of the brain and the central nervous system.…