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

Q: What is the two-point discrimination threshold, and what does it measure?

A: Sense of touch is referred to as tactile sense and it forms the largest sensory system in the body.…

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 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: What intraocular gas(es) be used in the treatment of retinal tears???

A: In the treatment of retinal tears, intraocular gas is repeatedly utilized as a temporary tamponade…

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: To what extent do external factors influence brightness consistency?

A: The selection, organization, and understanding of insights can contrast among various individuals.…

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: 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: From the following types of attributes: quantitative, qualitative, continuous, discrete, interval,…

A: At the foundation of all living things, there is a specific code that serves to create each and…

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: For dispersion of light through a prism which colour has maximum deviation?

A: A glass prism is a transparent material with flat polished surfaces that refract light. A dispersive…

Q: Do the benefit of Lasik surgery for the cure of myopia outweigh the risk?

A: Nearsightedness is a common vision problem in which a person cannot see far objects clearly. It…

Q: Why does ophthalmic serum cure corneal ulcers?

A: Ophthalmic serum can help to cure corneal ulcers because it contains a high concentration of growth…

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: Define the term point of maximal intensity (PMI)?

A: Human heart is the Center for regulating blood across the body. It is located within the thoracic…

Q: Which drugs use the Marquis color test and which colors do they turn?

A: Introduction:-  The Marquis color test is a chemical test that is often used to identify certain…

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: 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: What are metachromatic granules, and what do they contain?

A: The bacterial cells contain inclusion bodies to store different types of compounds. These compounds…

Q: Define spirometry

A: Lung function tests or pulmonary function tests help to evaluate the performance of the lungs. The…

Q: What is the implication of a mark on the back of the eye when it appears black in a red free filter…

A: The red-free filters have a peak transmission of 540nm to 570nm in wavelength, allowing for…

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: Why does Houston think dark matter is horse pucky?

A: We live in a universe in which much of the space appears to be filled with nothing but emptiness.…

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: Name the photosensitive pigment present in the cone cells of the retina.

A: Cone cells are cone shaped photo-receptor cells present on retina of our eye. They are closely…