How Correction of vision defects?

Q: How can the recovery of Retinal blindness be made?

A: The human eye is a very important organ of the human body as it helps in visualizing things or…

Q: What is shape of lens during near vision and distinct vision.

A: The biconvex transparent structure in the eye is the lens. It facilitates the refraction of light to…

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: Define blind spot

A: The eye is our organ of sight. The eye has a number of components which include but are not limited…

Q: Explain why cone vision is generally more acute than rod vision.

A: The retina contains the photoreceptors that detect the stimuli of vision. The photoreceptor of the…

Q: Explain why a pituitary tumor may affect vision.

A: We can say that the Pituitary glands are also known as the master glands as it plays an important…

Q: Why the eye is unable to see distant objects clearly?

A: The eyes are sensory organs in the human which are responsible for interception of light senses from…

Q: Which defect of vision can be rectified using a concave lens?

A: The eye is the organ of visual system that consists of rod and cone cells. These cells are present…

Q: How and why glaucoma and macular degeneration affect vision. Compare Figure(a) and (b) and identify…

A: The vision is one of the special senses of the human body, and it is provided by the eyes, which are…

Q: Explain the mechanisms of pupil constriction andpupil dilation.

A: The eye is the sensory organ that helps in vision. It helps in visualizing objects, color, light…

Q: What would cause the greatest loss of visual function—trauma to cranial nerve III, IV, or VI? Why?

A: Cranial nerves are the set of nerves that arise out directly from the brain or brainstem. Cranial…

Q: Give appropriate term for the region of distinct vision in the eye.

A: Eye is the specialized organ of the visual system. The eyes provide an ability to receive and…

Q: is the lens of the eye concave or convex

A: An optical device which is transmissive and focuses or diverges the light ray following the process…

Q: Is the pupillary light reflex ipsilateral,contralateral, or both?

A: Visualization or seeing things through the eye is achieved by receiving and processing light energy…

Q: What are sign and symtoms of detached retina

A: Retinal detachment represents an emergency in which the retina (a thin layer of tissue) at the back…

Q: Define blind spot of the eye.

A: Introduction: The eyes are the paired structures that respond to light sensations and allow an…

Q: Give exact location and function of optic nerve

A: The location of the c nerve is in the back eye. It is also known as cranial nerve or cranial nerve…

Q: Explain why the condition represented in Figure causes loss of vision in the center of the field of…

A: Eye is an external organ meant for vision and photoreception. In humans there is pair of eyes. Optic…

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

A: The group of fat-soluble nutritional organic compounds retinol, retinal, and retinoic acid…

Q: Define near point of vision

A: Eye is an organ of sight. Eyes are composed of an optical portion, which focuses the visual image on…

Q: identify three differences between vision at the fovea and peripheral vision.

A: Sense organs are the particular organs made out of sensory neurons, which assist us with seeing and…

Q: Mention the benefits of the third eyelid in surgery to treat corneal ulcers

A: The cornea is the transparent, dome-shaped outermost layer of the eye that covers the iris, pupil,…

Q: What is likely the cause of the blurred vision

A: Blurred vision An inability to see fine details or the lack of sharpness of vision is defined as…

Q: What happens if the person facing glaucoma disease?

A: A disease is an abnormal condition of the body or body that does not work properly and causes a…

Q: Difference between blind spot and yellow spot?

A: The human eye is a specialized sense organ capable of receiving visual images, which are then…

Q: Give a brief account of Mechanism of vision.

A: Light rays enter the eye through the cornea which is considered as the clear front “window” of the…

Q: What happen if person facing cataract disease?

A: Eye is defined as a complex optical organ which is a slightly asymmetrical globe. This sense organ…