Why does one feel blinded for a short while on coming out of a dark room.

Q: Which structure lies inside and parallel to the sclera? Lens Choroid Conjunctiva Ciliary processes

A: The human eye is a complex organ with several layers and structures. The sclera is the white, outer…

Q: Why is more of the visual cortex devoted to your central vision then to your peripheral vision?…

A: Central vision is a kind of vision when we see an object which is in front of us. On the contrary…

Q: What's the difference between distant object focus and close object focus in terms of eye movement…

A: Humans have five special senses namely sight, hearing, smell, taste and touch. Of these sight is…

Q: Why does the blind spot from the optic disc in either eye not result in a blind spot in the visual…

A: Retina,  is a thin membrane of neural tissue at the back of eye, are composed  photoreceptors. When…

Q: Order the structures from receipt of light, generation of action potential to le eye, heading toward…

A: The eyes are sense organs. The eye gathers or collect information from the surrounding, and create…

Q: What’s special about the fovea centralis (central fovea)? explain why we move our eyes to see a…

A: The Fovea centralis is located in the center of the macula lutea of the retina. The macula lutea is…

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: Defintion of Vision's Chemistry?

A: -Light is absorbed by a pigment in a photoreceptor cell (by a dye in the eye), and the resulting…

Q: If you are in complete darkness, please explain which sense you use to have a “mental map” of your…

A: In the body, the parts o the brain is organized in a way representing different body parts, and are…

Q: What is the ability to recognize colors despite changes in lighting?   Brightness…

A: The ability to recognize colors despite changes in lighting is a phenomenon in visual perception…

Q: Light from the left side of the world strikes the ___________ side of the retina, while light from…

A: The intricate, multifaceted process that provides you the sensation of sight is called vision. The…

Q: Why do you suppose that you are not normally aware of the blind spot in each eye?

A: Humans have a well-developed visual system comprising of eyes and brain. The last part of the eye…

Q: Which structure is the middle layer of the eye? Sclera. Retina. Uveal tract Transparent cornea

A: The human eye is a complex organ composed of several layers, each with a specific function. The…

Q: Retina Lens Sclera Pupil Optic nerve Cornea Vitreous Iris humor a. Why the vitreous humor must be…

A: Vitreous humor is a thick clear gel that is present between the lens and retina. The clear gel…

Q: A person’s eyes also dilate when they get drunk. What effect does this have on vision (not to…

A: Alcohol is formed when the yeast boils (breaks without oxygen) sugar in different foods. For…

Q: When you enter a dark room from bright lighted room you are blinded momentarily. Comment.

A: The vision during the day and the night are two separate perceptions in the eye. The day vision and…

Q: All the following are components of the vestibular apparatus, except :-a- crista ampullarisb-…

A: The ear is the hearing organ and it is divided into three segments that include the inner, outer,…

Q: How is the semicircular canals different from the vestibule and how are they different from the…

A: Human ears consists of external ear, middle ear and inner ear regions. Each and every region houses…

Q: This transfers and amplifies vibrations from the tympanic membrane to the oval window. Which one ?…

A: Step 1 The human ear is a part of the sense organ that helps us to hear the sound around us. The ear…

Q: Thinking as a nurse, how can you best serve your patients who are in a state of illness that their…

A: As a nurse, it is of vital importance to comprehend how disease and medications can bear on…

Q: The crystalline lens regularly comes into contact with what fluids and tissues?   iris, zonules,…

A: The cornea and the lens work together to assist refract light so that it is focused on the retina.…

Q: Effective hearing requires the use of three essential organs.

A: Hearing is performed by one of the sense organs. Actually we hear the sound, which is a sort of…

Q: Despite the presence of the blind spot, you do not consciously experience a “hole” in your vision.…

A: The blind spot is where the blood vessels and optic nerve leaves the eyeball. The optic nerve and…

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: Cochlear implants are devices that can be used to restore hearing in some individuals. The implant…

A: When the person is not able to hear from one or both ears because of any conductive or…

Q: Your friend had a severe infection in the cochlea, which caused deafness. The scarring from the…

A: The human body consists of a pair of special sensory organs called the ear which receives and…

Q: When we talk about the receptive field of a receptor cell or of a retinal ganglion cell, what are we…

A: Introduction  Receptor cells are specialized cells in the body that are capable of detecting and…

Q: Why can you see an object better in dim light by looking to the side of it instead of directly at…

A: The visual organ is the eye. The cornea, pupil, iris, lens, retina, optic nerve, macula, choroid,…

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: How might being in a place with less gravity than Earth has (such as Earth’s moon) affect vestibular…

A: The vestibular sense contributes to our ability to maintain balance and body posture. The major…

Q: What’s special about the fovea centralis (central fovea) and why we move our eyes to focus closely…

A: The eye is the organ of vision. The eye has various segments which incorporate however are not…

Q: cause a problem for a driver with red-green perception deficiency.

A: Red-green color blindness is a genetic disorder where the person is not able to distinguish between…

Q: ________ furnishes the raw material of sensory experience; ________ provides the finished product…

A: Psychology is the scientific study of mental states and processes and behavior in humans and other…

Q: In which layer of the eyeball are the photoreceptors found

A: Photoreceptors can be defined as the type of cells which respond to the light entering the eyes.…

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: Binocular vision.When the right eye is covered,the pencil on the right seemingly disappears. True…

A: Each eye sees marginally unique spatial data and sends these differences to the brain. The brain,…

Q: When you increase the magnification what happens to the visual field?

A: Microscope are instruments that are used in the science laboratories to visualise very minute…

Q: A hypercomplex visual cortical cell detects motion. detects angles and line ends. detects straight…

A: The complexities of the Visual Cortex are streamlined by understanding that the neurons of this…

Q: What two structures of the inner ear are responsible for the sense of balance? Vestibular apparatus…

A: Introduction: Human ear, is a organ of hearing and equilibrium that distinguishes and analyses sound…

Q: why does smell are chemical senses site an example

A: There are five special senses that are detected by  sensory system.  These are sense of smell,…

Q: Negative images are not explained by the ___________ of color vision.…

A: The question is asking which theory of color vision does not explain the phenomenon of negative…

Q: The cone photoreceptors are used for O color; fovea centralis O black and white; fovea centralis…

A: Photoreceptors are specialized neurons found in the retina that convert light into electrical…

Q: The structure of the eye than can change shape to focus light rays on the fovea centralis is the…

A: The structure of the eye is a complex arrangement of specialized tissues and organs that work…

Q: How could the pineal gland, the brain structure that plays a role in annual cycles, use visual…

A: The endocrine system is a system of glands that regulate the physiological processes by synthesizing…