The threshold level is reached at the neuro

Q: Which is the LAST part of the retina that a photon passes through before it is captured by an opsin…

A: The retina is a layer of tissue in back of the eye which senses light and sends images to brain.

Q: People whose tongues contain more taste buds than average are called _ and experience the sense of…

A: Taste buds  Taste buds are the sensory organs found on the surface of the tongue that help us…

Q: Match the structure with its fu [ Choose ] regulates the amount of light entering the eye gives…

A: The eyes are the organ of the body that helps in visualizing things. It functions in receiving the…

Q: Which of the following allows eyes to focus on objects both nearby and far away? the pupil the lens…

A: Answer :- The ability of the attention lens to regulate its focal distance is named as power of…

Q: The figure illustrates the receptive field of an OFF-center ganglion cell under different light…

A: There are two sorts of ganglion cells: ON-center and OFF-center. An ON-center cell is stimulated…

Q: Amy meets her new coworker for the first time and realizes they went to high school together. Which…

A: Photoreceptors (these are light sensitive receptors and are present in retina) Osmoreceptors (these…

Q: Why does rubbing your closed eyes (as you might if you’re tired or your eyes itch) produce a visual…

A: It can mean many things to rub your eyes. You may have an infection of the skin, allergies, or a…

Q: The role of the ossicles is to of vibrations Decrease the intensity Increase the strenght O Change…

A: Introduction :- The auditory ossicles are three bones in each middle ear that work together to…

Q: The sensory system is involved in all except  Initiation of reflex movement  Initiation of…

A: The nervous system is the master controlling and communicating system of the body. Every thought,…

Q: Events in Visual Perception 1. Potassium channels opens, allowing potassium ions to move out. 2.…

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

Q: Select the choice that correctly describes the organization of cells in the retina Group of answer…

A: Sensory organs are involved in sensing the different senses. The visual signals are perceived by the…

Q: Bipolar cell responses: changes in polarization Ganglion cell responses: action potentials Light…

A: The eye is a type of sensory organ that aids vision. The eye is a spherical organ filled with a…

Q: Based on the attached figure (Figure 10.9 in your textbook), what causes K+ influx across the cell…

A: The objective of the question is to understand the mechanism that causes the influx of potassium…

Q: Which of the following best describes the behavior of a gated channel? It stays open continuously…

A: There are numerous membrane proteins that function as ion channels throughout the plasma membrane.…

Q: If I shine a light in only one of your eyes, making sure not to get any light in the other eye, both…

A: The 'swinging light test' is utilized to identify an overall afferent understudy imperfection: a…

Q: Capsaicin, the active ingredient in hot peppers, creates a burning sensation because it destroys…

A: Capsaicin, the active ingredient in hot peppers, creates a burning sensation because it binds and…

Q: Taste cells form chemical synapses with afferent neurites that make up the gustatory cranial nerve.…

A: Introduction  A neuron will secrete a neurotransmitter to communicate with another cell across a…

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: he correct pathway of activation (by sending neuronal Sigi O hinolar cell - retinal ganglion cell…

A: Ans: bipolar cell -photoreceptor-amacrine cell

Q: The nerve fibers that transmit pain convey action potentials faster than the nerve fibers that…

A: There are many sensory and somatosensory modalities, whereas pain is a protective modality. It…

Q: A scientist studying auditory transmission of low frequencies would take a recording from nerves at…

A: Introduction: Pressure waves are produced in the perilymph of the scala vestibuli of the cochlea by…

Q: Almost all neurons have Schwann cells where the cell receives stimuli Dendrites where process…

A: The nervous system is a complicated biological part made up of a network of many nerves. Signal…

Q: In order to see a dim star at night, it is better not to look directly at it. If you see it from the…

A: A thin tissue layer comprising of photoreceptor cells that line the eye's inner backside and lies…

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: Not every sensory receptor is a sense organ. Explain

A: Sense organs can be described as specialized organs that consist of neural networks that generate…

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: Your cortex decodes incoming action potentials from sensory pathways. How does it tell the…

A: The somatosensory system is the section of the sensory system that serves the limbs as well as the…

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: In the diagram above, identify the part of the brain that is suppressed during blinking and the part…

A: The brain is the most complex organ of any organism. It controls the different processes going on in…

Q: Which of the following sensory cells can be regenerated? olfactory sensory neurons hair cells of the…

A: Sensory cells have receptors on their surface that detect information. These information can be…

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: You are driving down a highway at night and quickly pass a car on your right. But as you look to the…

A: The eyes are the complex sense organs that gather information from the environment, and the brain…

Q: What effect does sympathetic nervous system stimulation have on pupil diameter? It is known that…

A: The nervous system controls and coordinates all the activities in the body. It is majorly classified…

Q: Miraculin is a chemical that causes your sweet taste receptors to be incorrectly activated by H*…

A: Miraculin is glycoprotein which is extracted from the fruit of the plant Synsepalum dulcificum,…

Q: In response to light hitting a cone photoreceptor, the cone cell depolarizes and releases more…

A: In the vertebrate visual system, photoreceptors, including cone cells, respond to light through a…

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: If the distance between your eye's lens and retina is too short, you will have difficulty seeing…

A: Introduction :- The retina is a layer of nerve tissue that covers the inside of the back two-thirds…

Q: Some People suffering from night blindness:the can see better during the Day Light than during the…

A: Visual images are processed from the light that enters the eye. Light is refracted through the eye…