Which proteins can activate free nerve endings, such as itch receptors and nociceptors? Select all that apply. Select one or more: acetylcholine histamines prostaglandins kinins glucose potassium ions antigens

Q: Why is it hard to scratch an itch on your back. It seems like the itch is never scratched because…

A: Itch is a quirky sensory experience that is encoded by distinguishable neurons both in the…

Q: _______ specifically blocks the release of ACh from axon terminals at the injection site.…

A: Neurotransmitter – A chemical message that is released by the nerve cells for sending the signals to…

Q: What are steps in the inflammation response? Select all that apply.   Signaling molecules decrease…

A: Need to find the the inflammatory response from the following options. The inflammatory response…

Q: In your own words explain why nerve transmission is an all of none response

A: In neurons, threshold potential is a critical membrane voltage level. An excitable stimulus must…

Q: Fill in the left column of the table below with either the nervous or endocrine system —whichever…

A: Nervous system is communication using electrical impulse throughout the body. It is elicited by…

Q: The information travels from one nerve cell to the next in the form of neurotransmitters antigens…

A: Neurons are the unit of nerve impulse transmission or nervous system. These Impulses are transmitted…

Q: Jacob, a 16-year-old boy, is admitted to a medical ward after being diagnosed with meningococcal…

A: Hypersensitivity is a condition, which refers to the process of undesirable reactions that are…

Q: Which of the following correctly describes cholera toxin and its effect on intestinal epithelial…

A: Indian microbiologist Sambhu Nath De discovered cholera toxin in 1959. Vibrio cholera is a rod shape…

Q: Side effects of darin gas include pinpoint pupils and excessive salivation. Explain how this could…

A: Sarin is a chemical agent produced by humans and they are the most dangerous and fast-acting of the…

Q: The acute inflammatory response is characterized by fever that is produced by the hypothalamus being…

A:

Q: Transphosphorylation of receptor tyrosine kinases:        activates JAK2       inhibits catalytic…

A: Transphosphorylation of receptor tyrosine kinase activates JAK2.

Q: Multiple sclerosis is an autoimmune disease characterized by production of auto-antibodies directed…

A: Multiple sclerosis is a disease of brain and spinal cord. In multiple sclerosis, the immune system…

Q: How will action potential be changed in the presence of venom containing potassium channel blockers?

A: Ion channels are studied now to use in the treatment of cancer. Voltage-gated channels which open or…

Q: In which conditions is cAMP produced? #1 B -arrestin is always active. #2 Lack of kinase domain in…

A: Receptors are usually proteins , which are present on the cell membrane, which binds to the ligand…

Q: Which membrane proteins are involved in the potentiation of the membrane signalling that travels…

A: Action potential is the mode through which the  neuron transports  to the electrical signals. It is…

Q: Which of the following compounds can be classified as a chemical messenger? Select one: Insulin…

A: Compounds that facilitate the transfer of information between cells over a long-range or short-range…

Q: Which of these best describes NOD-like receptors? Most are found on the plasma membrane where they…

A: Nucleotide-binding and oligomerization domain (NOD)-like receptors  are pattern-recognition…

Q: Which neurotrophic factors are important in the survival and regeneration of lower motorneurons…

A: Neurotropic factors can be described as small peptide or protein molecules that interact with…

Q: Kathy is investigating the relationship between a rat's grooming behavior and the number of action…

A: Ethology is the scientific investigation of animal behaviour, normally with a consideration of…

Q: When describing cytokines which statement is false? Group of answer choices  Cytokines can be used…

A: Cytokines are cell signalling molecules responsible for communication between the cells to elicit an…

Q: Identify the note on the Role of markers and receptors in presentation and activation.

A: Introduction  Our immune system plays key role in defence against harmful foreign particles be it…

Q: An elderly man with high blood pressure is prescribed a medication that lowers blood pressure. Which…

A: Hypertension, also known as high blood pressure (HBP), is a long-term medical condition in which the…

Q: What is the effect of pertussis toxin on G proteins?     Inhibits activation of Gαi leading to…

A: The GPCR (G-protein coupled receptor) is one of the very important cell signalling molecule. It is a…

Q: Some strains of the human papilloma virus (HPV) are resistant to interferons. If HPV can inhibit…

A: Interferons will bind to the virus to neurtralize it. is the correct answer

Q: Which of the following is NOT true of Water-soluble signals? Have a short half life Usually use 2nd…

A: water soluble signals By releasing soluble signals into their environment and bloodstream, cells can…

Q: What are the effects of IL-10 on peripheral nerve terminals of nociceptor neurons. stimulatory…

A: The effect of IL 10 on Peripheral nerve terminals of nociceptor neurons is Inhibitory. Nociceptor…

Q: Please drag and drop the label to the location where receptors for norepinephrine can be found. Left…

A: Norepinephrine, also called noradrenaline or noradrenalin, is a type of organic chemical in the…

Q: What happens when a dendritic cell detects a pathogen? Group of answer choices the dendritic cell…

A: Dendritic cells (DC) are specialized innate antigen presenting cells that have a unique ability to…

Q: Which of the following best describes catecholamines? Answers to choose: Hydrophobic, or Degraded…

A: Introduction :- Dopamine, norepinephrine, and epinephrine are the three primary catecholamine…

Q: Which of the following is true about innate immune system? Check all that apply. Rig-I-like…

A: Innate Immune system It refers to the non-specific immunity that individuals are born with. It is…

Q: **Please just answer the questions no need for explanation** 1) What effect would the toxin have on…

A: 1:- What effect would the toxin have on a cell with a non-excitable membrane in the man's body:-…

Q: Which chemical signaling affects neighboring cells? Group of answer choices neuron autocrine…

A: Cells typically communicate using chemical signals. These chemical signals, which are proteins or…

Q: Select all features of the nervous system. Uses neurotransmitters transported through blood…

A: Each of the body systems works in collaboration with other systems. Nervous system helps to carry…

Q: _____________ is synthesized by the ________________ but in the case of anaphylaxis it can be…

A: Hormones  Hormones are called as the biochemical messengers which travels in blood stream to tissue…

Q: Halle Zingiber has been granted refugee status in this country. He has had to leave his wife and two…

A: Nortriptyline is a tricyclic depressant commonly known as TCAs, used for the treatment of…

Q: Place the steps in the propagation of nerve impulses in the correct order.

A: Introduction: Nerve impulse is also called as "ACTION POTENTIAL".  Action potential can be defined…

Q: Unlike real life, pandemics in the movies often involve people turning into zombies - in which case…

A: Humans have organ-system level of body organization.

Q: The following diagram represents a typical serotonergic synapse. Where, specifically, do…

A: Antidepressants are the medications that are used to relieve symptoms of depression, social anxiety…

Q: Why is it likely that your doctor might test you for meningitis if your neck is stiff and in pain…

A: Introduction :- Meningitis is a disease in which inflammation of the meninges occurs . The meninges…

Q: The t-SNARE proteins are anchored to what component of the axon terminal region? The…

A: Introduction : The SNARE protein mediates the fusing of vesicles with cell membranes or the…

Q: Which is not a second-line body defense? fever inflammation acid mantle of skin natural killer cell…

A: Body's first line of defence is where some physical and chemical barriers are readily available to…

Q: List the components and pathways representing CNS-Immune system crosstalk in pain

A: To change pain sensitivity and mediate the shift from acute to chronic pain, immune cells and glia…