Why is the red-to-far-red light ratio a good indicator of the degree of shading?

Q: Why is colour blindness more prominent in males than females?

A: Introduction In this question we will discuss why colour blindness is more prominent in males than…

Q: Which color has largest wavelength?

A: The sun releases light energy that has three main components: ultraviolet radiation, visible light,…

Q: What is meant by 20/10 vision?

A: Visual acuity is a parameter used to measure the clarity of the vision of an individual. It…

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: which cells direct colored light? Are these cells in the choroid,sclera, or retina layer of the eye?

A: The eye has rods and cones. Rods help us to see in the dark. Cones help us to see in bright light.

Q: Differentiate between light phase and dark phase.

A: Photosynthesis is a process in which a plant absorbs solar light energy to convert it into chemical…

Q: Define Snow-blindness?

A: Snow blindness is a condition in which the cornea develops sunburn because of increased exposure to…

Q: What is color constancy, and what are its limitations?

A: Color observation is a piece of the bigger visual framework and is interceded by a complex measure…

Q: What's the difference between iris and pupil?

A: Eye is the part of sensory organs and is responsible for the perception of light from the external…

Q: Given that receptive fields for touch do not exhibit uniform sensitivity across their whole extent,…

A: Different regions of the body have conscious areas of distinct sizes,  in two-point discrimination.…

Q: How is masking simlar to Speech Audiometry testing?

A: Speech audiometry is a fundamental tool in hearing loss assessment. Along with pure-tone audiometry,…

Q: Match the letters with the correct layer of the retina in the micrograph below: -D A v [ Choose ]…

A: Eye is sensory structure which is used to visualize the objects ( near and far ) . It consists of…

Q: What is the least distance of distinct vision of a normal human eye?

A: Least distance of distinct vision of human eye is the minimum distance of an object from an eye to…

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: Define iris

A: Human Eye: The eye is an integral and one of the most complex organs of sense that we humans are…

Q: How do you determine if eye protection is of the proper type?

A: Safety eye wear is defined as any face or eye covering designed to protect the wearer's eyes from…

Q: What is the name of the eye burn that can occur in a fraction of a second?

A: Eyes are referred to as the special sense organs that a principal is responsible for perception of…

Q: Compare and contrast preeclampsia and eclampsia? List expected admission labs ordered for patients…

A: Pre eclampsia is the pregnancy induced hypertension usually after twenty weeks of gestation with…

Q: What is the implication of distorted or scarred tympanic membrane? Blood red apperance of tympanic…

A: Tympanic membrane separates the outer ear from the middle ear. It is composed of three layers: An…

Q: Explain how tyrosinase deficiency causes albinism.

A: Albinism is a hereditary disorder caused due to the absence of melanin or reduced production of…

Q: Differentiate between blind spot and yellow spot.

A: The eye is a three-layered, fluid filled ball divided into two chambers. The human eye is designed…

Q: What is snow-blindness?

A: The retina in eye consists of photoreceptors that respond to light. They are of two types namely rod…

Q: Define emmetropia

A: Eye is an organ of sight. It possesses the ability of accommodation. Accomodation is a process by…

Q: Explain why some children with retinoblastoma develop multiple tumors of the retina in both eyes,…

A: Retinoblastoma (Rb) is a rare form of cancer that rapidly develops from the immature cells of retina…

Q: Determine the main refraction region in the eye.

A: The refractive index is the proportion of light's speed in a vacuum to that of that same light in a…

Q: Diagramatically represent the disorder of myopia and other diagram with the lens of correction.

A: Myopia is also known as nearsightedness. A person who suffers from myopia can see a blurry image…

Q: What causes surface scaling? What are the precautionary measures for surface scaling?

A: caling and spalling are common problems seen on surfaces. It is the result of a weak surface that…

Q: As the cell thickness increases, the intensity of the transmitted light also increases. Is this True…

A: INTRODUCTION Light is defined as the elctromagnetic radiation which lies in the visible…

Q: What does position-effect variegation (PEV) reveal?

A: Introduction  Gene expression is basically controlled by various factors such as binding of…

Q: How do you explain Charlotte's inability to detect a Barr body in her buccal smear? Suggest two…

A: The X chromosome is shared by both men and females. Female somatic cells do not participate in…

Q: How many casualties should a first aider treat with one pair of gloves?

A: Medical gloves comprise vital elements of personal protective equipment (PPE) worn by first…

Q: Describe the relationship between light wavelength and color vision.

A: The eye can be defined as the organ which provides the vision to the individual and makes them aware…

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

A: The eye is an organ that controls and enables sight. It has a number of components including cornea…

Q: Color vision is trichromatic in that 3 primary colors can mix and match all other colors. However,…

A: Introduction: The posterior eye segment comprises the retina. It is the innermost and photosensitive…

Q: Why is color vision deficiency a better term than color blindness?

A: Rods and the cones are the two types of photoreceptor cells that are present in the retina which…

Q: What is an observable characteristic?

A: Two alleles for a given quality in a diploid living being are communicated and interface to create…

Q: What process is responsible for position effect variegation?

A: PEV- Position effect variegation appears when a chromosomal rearrangement (either translocation,…

Q: Why are photoreceptors depolarized in the dark?

A: The eyes are visual system organs. They provide animals vision, as well as the capacity to receive…

Q: Why is it useful to be able to localize something accurately on your skin

A: The nervous system involves in the transmission of impulses from any part of the body to the brain.…