If there is an increase in stimulus strength on a pain receptor but more pain is not felt, which of the following would explain this? sodium channels are opened with the stimulus    stimulus increase from submaximal to subthreshold pain receptor adapt to the large stimulus  frequency of action potentials os unchanged

Q: Does a stimulus applied to a receptor always lead to depolarization or a receptor potential

A: The objective of the question is to understand whether a stimulus applied to a receptor always leads…

Q: Receptor A has a circular receptive field on the skin with a diameter of 2.5 cm. Receptor B has a…

A: Introduction: The sensory receptors monitor the external and internal stimuli. Every sensory…

Q: How is the duration of stimulus coded by the primary sensory neuron? (Human Physiology)

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

Q: Some somatic senses are fast-adapting and others are slow-adapting. Two different types of receptors…

A: Somatic senses are the senses that allow us to perceive our external environment and our body's…

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: What stimulus modalities are detected by free nerveendings?

A: The largest organ of the body, that is, the skin contains several types of receptors for the…

Q: Which of the following will most readily adapt to a continu Somatic pressure receptor Autonomic…

A: Receptor most readily adapted to a continuous stimulus :-

Q: What is the key difference between tonic and phasic receptors? Why are pain receptors tonic?

A: Tonic receptors Phasic receptors It slowly adapts to the stimuli. It rapidly adapts to the…

Q: The discharge rate of an off-center ganglion cell: O is not an absolute measure of light intensity…

A: Ganglion cells are the major output cells of the retina. Their axons gather at the optic disk, where…

Q: Enumerate the receptors classified on the type of stimulus. Describe their characteristics in…

A: A stimulus refers to a detectable alteration in the chemical or physical structure of an internal or…

Q: Which of the following cells do not fire action potentials? Select all that apply. Spiral ganglion…

A: An abrupt series of voltage variations across a membrane is called an action potential. The degree…

Q: Match the numbers in Figure with the description of what is happening as the sensory neurons,…

A: graded potential starts in a sensory receptor in the skin  At the first synapse , a presynaptic…

Q: Following administration of an opiate drug, "pain signals" are prevented from getting out of the…

A: Introduction: Opiates are a class of drugs that include natural and synthetic substances such as…

Q: Based upon stimulus origin, would a cutaneous pain receptor beclassified as an exteroceptor, an…

A: A stimulus is a broad term used for many signal from inside and outside that provoke various…

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: Potassium channels opens, allowing potassium ions to move out. Some sodium channels open in the…

A: In the visual transduction pathway, in the dark, the concentration of cGMP is more, which opens the…

Q: Describe the flow of generation of receptor potential when sensory receptors detected stimuli.

A: Sensory receptors present in our body helps in detecting the changes that occur both in our external…

Q: Adaptation all of the statements are correct represents decreased sensitivity of some sensory…

A: Neuronal adaptation is a phenomenon which is experienced by almost all neurons .

Q: What sensory pathway (tract) transmits pain sensation to the brain? Does anesthesia eliminate the…

A: Sensory pathways refer to the neural pathways by which sensory information from the peripheral…

Q: Which of the following is a mechanism through which pain signals are modulated? O the pain and…

A: The central nervous system includes the brain and the spinal cord. The brain is the central organ of…

Q: A very strong noxious stimulus activates many more nociceptors than normal. Which property of…

A: Nociceptors are sensory receptors that distinguish signals from harmed tissue or the risk of harm…

Q: Wearing eye glasses for a prolonged period of time and then not realizing they are on your head is…

A: The wearing of glasses for a long time and not realising in head is happens due to reduction in our…

Q: Which types of receptors would you expect to find in skeletal muscles? Select all correct answers.…

A: Smooth muscle fibers are located in walls of hollow visceral organs such as the liver and…

Q: The best characterization of receptive fields in retinal ganglion cells that respond best to…

A: ANSWER) The receptive field of the ganglion cell is the part of the ratina which alters the firing…

Q: Descending pathway that inhibit pain stimulates inhibitory interneueons in the spinal cord. True or…

A: Pain is a major health issue that declines the quality of life. The nervous system plays an…

Q: Which of the following is an example of the process of transduction? Taste acceptance and rejection…

A: Introduction  Transduction is the process by which sensory stimuli from the environment are…

Q: Precise localization of a somatosensory stimulus is improved by: Increasing frequency coding O…

A: The somatosensory system, which is made up of neurons and receptors, is a part of the sensory…

Q: Why can tactile stimulus be localized in parts of our body better than other parts?

A: Our body has different sense organs like eyes for vision, ears for hearing, nose for smell, tongue…

Q: Linear acceleration, such as the forward movement of being in a car, will result in Depolarization…

A: A universal attribute of life is the presence of response and sensory systems. The Earth is…

Q: could we name the sensory receptors “middle m

A: Sensing of the stimulus is essential for the generation of response by the nervous system. It is…

Q: Condtions that compress peripheral nerves differentially affect nerve fibres over time, causing loss…

A: This conditions is called as sensorimotor neuropathy. It effects the nerve that responsible for…

Q: Describe the pain pathway

A: In the pain pathway, the pathway goes upward by carrying sensory data from the body via the spinal…

Q: Differentiate pain threshold from pain tolerance.

A: It is the minimum amount of stimulus that starts to produce a sensation of pain in a person.

Q: Which types of receptors would you expect to find in skeletal muscles? Select all correct answers.…

A: Smooth muscle fibers are located in walls of hollow visceral organs such as the liver, pancreas, and…