examples are of pain blocking drugs are ketamine and propofol. Ketamine decreases the function of NMDA receptors and propofol increases the function of GABA receptors. Why do you both of these drugs block pain, when they have opposite effects on the receptors they bind to?

Q: What are the similarities in how receptive fields are represented by the nervous system?  What…

A: In this particular question we have to describe about receptive field and how these are related with…

Q: The maculae of the utricle and saccule with their embedded otoliths and the semicircular canals…

A: The inner ear contain the cochlea and the semicircular canal that have roles in hearing and…

Q: What type of receptor cell is responsible for transducing pain stimuli

A: Uncomfortable sensations in the body felt by a person, to define that the term we use is pain.

Q: When the dorsal horn receives feedback from the cerebral cortex, it can ______.   Question 15…

A: Introduction :- A complex network of excitatory and inhibitory interneurons, as well as projection…

Q: What are characteristic for the ascending sensory pathways: Non-classical pathways use ventral and…

A: Sensory pathways are a circuit of neuronal pathways that connect the receptor organ to the cerebral…

Q: Enkephalin blocks pain transmission by :-a- blocking the response of pain receptors to painful…

A: Neurotransmitters that have amino acids linked by peptide bonds are called neuropeptides.…

Q: Some people will listen to a record backwards and hear hidden messages. Because the phonemes are…

A: Introduction Perception Is The Process Of Organising, Identifying, And Interpreting Sensory…

Q: Explain why deficiency of vitamin A causes poor night vision or night blindness.

A: Night blindness: It is an impairment of vision. It is also known as nyctalopia. During the dim…

Q: Explain the pain pathway and how Morphine alters the conscious perception of pain.

A: Nociception is the process of noxious stimuli through the nervous system. Once pain is received in…

Q: We discussed three principles with regards to the sensory cortex (mechanisms of perception), with…

A: Somatosensory system is a division of sensory nervous system. It has neural pathways and sensory…

Q: A single action potential in a somatic motoneuron produces a twitch in the muscle it innervates.…

A:

Q: n your own words, describe how pain is perceived in the brain?

A: Our nervous system has a sensory system that consist of sensory receptors or afferent neurons that…

Q: After a leg injury, pain makes a person avoid putting too much weight on the affected leg. Shielding…

A: Pain sensation helps the organism to protect from the damaging stimuli. There are different…

Q: Fill in the blank:  A sensation may seem to fade away when receptors are continuously stimulated as…

A: The sensation is defined as the detection and interpretation of a stimulus. The stimulus can be both…

Q: Which one of the following statement is not correct about sensory memory?   a. It holds…

A: The answer for the above answer is (b) Sensory memory doesnot involve the active processing of…

Q: Auditory neural signals are sent when HAIR CELLS in our inner ears open ion channels along their…

A: The fluid that surrounds the hair cells, known as endolymph, is high in potassium. When the hair…

Q: How does the frequency of action potentials in the primary sensory neuron code for stimulus…

A: The nerves are the functional unit of the nervous system that transmits nerve impulses from the…

Q: Transmitters in pain control system include all the following, except :-a- serotoninb-…

A: Transmitters or neurotransmitters are the chemical moieties that acts as signalling molecule and…

Q: All sensory organs relay information through the thalamus but not in the same way. How does the…

A: All the sensory organs acts as receptor potentials and starts signalling. This signalling through…

Q: Jeremy stubbed his toe on his dresser. He immediately began rubbing his toe to ease the pain. Which…

A: The gate-control theory explains that rubbing the injured region for sometime helps in increasing…

Q: Regarding the sensation of various species, which of the following statements is false? A. The eyes…

A: *Bees can see different colors and lights compared to the humans. *This  helps them to find…

Q: Which statement describes a drug agonist? Drugs that occupy receptors and activates them. Drugs…

A: Drugs that occupy receptors and activates them.

Q: We feel pain due to action potential carried by sensory neurons to the brain . The pain killer may…

A: Pain Pain is subjective and associated with tissue damage. It is an unpleasant sensory experience…

Q: Overprescription of opiates for medical management of pain has been blamed in part for the current…

A: opioids like morphine gives analgesia effect by acting on the pain receptors  on neuronal cell…

Q: In the process of sensory coding    Recruitment of additional neurons occurs with a weak stimulus…

A: The third statement about the lateral inhibition of neighboring receptors is correct regarding the…

Q: 3. Which sensory processing principle listed below best explains why we detect heat sensation when…

A: In systems neuroscience, it has long been assumed that inputs from various sensory organs are…

Q: In vision,   The sympathetic system stimulates the ciliary muscle to contract resulting in decreased…

A: The ability to detect the light patterns from the external environment and interpreting these…

Q: Which one of the following statements about photoreception is true? a. Light detection is initiated…

A: Photoreception is the mechanism of detection of light which leads to vision when there is…

Q: Which of the following statements about sensory receptors is FALSE? O a. Metabotropic receptors…

A: Statement 1. At the point when a ligand ties to these layer bound receptor proteins, the receptor…

Q: The animal in the image below has 22 spikey appendages radiating from its nose that help it search…

A: The explanation is given below.

Q: A friend of yours wants to better understand how our brains can distinguish between soft and loud…

A: Our brains can distinguish between soft and loud sounds. Which of the following best explains this…

Q: Which of the following physiological systems has undergone selection in cockroaches in response to…

A: Cockroaches are a kind of insect that appeared early in geological history. Because of their age,…

Q: Pitch corresponds best to the physical quality ___________ and loudness corresponds best to the…

A: Accoridng to bartleby guidelines,when multiple questions are posted we are allowed to answer only…

Q: pin can be pressed against the skin lightly and elicit no response from the pain receptor. However,…

A: An action potential is called an impulse. Its generation depends on opening and closing of…

Q: Give two examples of pain excitatory and inhibitory neurotransmitters.

A: Introduction: Pain is a crucial defence mechanism designed to stop organisms from sustaining tissue…

Q: A pin can be pressed against the skin lightly and elicit no response from the pain receptor how…

A: A neuron plays an important role in us .It receives and sends the impulse to the brain or spinal…

Q: How can drugs, such as novocaine, effectively block the transmission of pain impulses? Why don’t…

A: The drugs that cause a reversible loss of pain sensation are called LAs (local anesthetics).

Q: visual pigments serve as light-sensitive photoreceptor molecules. They are A) inhibitory…

A: The ‘eye of human’ is the most valuable and sensitive sense organ. It is a natural optical…

Q: When you begin to move up or down in an elevator, you can still sense that you are moving even…

A: Sensory organs are the special unique organs which have sensory organs and help to gather…

Q: Which of the following statements about the eye is/are TRUE? Group of answer choices…

A: the true answer is given below with reason.

Q: body’s  normal physiologic responses to pain is a. hypotension. b. pulse rate below 50/minute. c.…

A: Pain elicits many responses in the body. Increase in blood pressure, profuse sweating, heart rate…

Q: Match the receptors in column A with the stimulus it perceives la column B and the type of receptor…

A: Types of receptors -  Chemoreceptor Thermoreceptor Mechanoreceptor Photoreceptor

Q: This image is of the very back of the eye. Light would be coming in from the left towards the right…

A: Eyes are organ that is responsible for vision. The eye ball is located inside in the bony orbit and…

Q: The sensory contex is the area of your brain that processes sensations from your body. Each section…

A: The sensory cortex refers to the cortical region of the brain that is connected with sensory…

Q: Describe each of the following types of receptors, indicating what sensation it detects and giving…

A: Receptors are biological transducers that convert energy from both external and internal…

Q: Which of these flavors do not have specific receptors? a) sour b) salt c) sweet d) umami e)…

A: According to the question, we have to mention which of the following mentioned flavors do not have…