Q: Define the term Olfaction?
A: Sense organs are specialized organs that allow the human body to perceive sight, smell, sound,…
Q: Discuss how light is focused on the retina.
A: Eye is an organ responsible for sight/ vision. There are many structures which works together to…
Q: Explain in detail the movement of a Eyeball?
A: Eyeball is a spherical structure which contain sensory receptors for vision, found in all…
Q: numerator and denominator mean in the visual acuity chart
A: Visual Acuity Test It is a series of diagnostic techniques used in the examination of eyes, the…
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 the term tympanometry?
A: Tympanometry is a medical test that measures the function and movement of the eardrum and middle…
Q: Explain how the images are formed, along with the role of light andthe different powers of lenses.
A: The light microscopes or optical microscopes use visible light and a collection of lenses to magnify…
Q: Using a line diagram, show how parallel rays of light are brought to a focus on the retina. Explain…
A: Sense organs are specialized organs that allow the human body to perceive sight, smell, sound,…
Q: describe the differences between normal, nearsighted, andfarsighted eyes and explain how defective…
A: Humans have five sense organs out of which eyes are one of the sense organ. It is a sense organ…
Q: To what extent do external factors influence brightness consistency?
A: The selection, organization, and understanding of insights can contrast among various individuals.…
Q: Give technical term for eye lens loosing flexibility resulting in kind of long sightedness in…
A: Long-sightedness is a condition in which a person is not able to see nearby objects. The distant…
Q: What is the diffraction-limited optical resolution of the human eye?
A: Diffraction affects the resolution as diffraction barrier blurs the light points which are near into…
Q: List the optical components of the eye and state the role of each one in the formation of an image?
A: Anatomy and physiology are the branches of biology, anatomy deals with the study of the structure of…
Q: Discuss the optics of imaging the source onto the retina.
A: The retina is a thin layer of tissue that surrounds the back of the eye on the interior. It is…
Q: What is the diameter of the scanning field of view in millimeters? ___________
A: The microscope is an instrument which used to view and observe tiny organism or an object that…
Q: Name the structure that provides and maintains shape of eyeball.
A: Eye is the chief organ of the visual system. They are involved in detecting the light rays and…
Q: To ensure easier focusing, what should be done first before the HPO is swung into position?
A: High power objective lens is used to examine fine details of the given specimen. The total…
Q: Which objective lens has the least working distance?
A: In microscopy, the working distance can be defined as the distance between the front lens of the…
Q: define Audiometer
A: Ear is the organ of hearing, which is divided into three parts as the outer ear, the middle ear, and…
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: Suppose you measure the scanning (4x) field of vision diameter with a stage micrometer and it is 2…
A: Hello, thank you for your question. Hope this answer helps you. Please upvote. A microscope is an…
Q: What do photopigments contain?
A: The eye is the sensory organ that helps in vision. It helps in visualizing objects, color, light…
Q: Briefly explain how an image is made and magnified.
A: There are two lenses in a microscope. One lens is an objective lens and the other one is an…
Q: Discuss image formation by describing refraction, accommodation, and constriction of the pupil.
A: The human eye has three distinct regions. The outer region consists of the sclera that is the tough,…
Q: What is olfaction?
A: The olfactory system is exclusively related to the sense of smell. The olfaction or sense of smell…
Q: Differentiate between dynamic balance and static balance.
A: The human body is a well built machine in which all the organs coordinate together to make it work.…
Q: Which regulates the quantum of light entering the human eye?
A: Eye is the chief organ of the visual system. In most mammals they are paired structures and are oval…
Q: What is the definition of tympanometry?
A: Tympanometry is a kind of examination which is used for testing: Status of middle ear Assessing the…
Q: Define tactile disk
A: Term tactile means a sense of touch, and disk is a device that stores information. Tactile disk is a…
Q: Explain Resolution: Distinguishing Magnified Objects Clearly.
A: A microscope is used to view and analyse objects and organisms that the human eye cannot perceive. A…
Q: What is the rule for determining total magnification? A. Ocular lens magnification + objective lens…
A: Microscopy is a technique of incorporating microscopes to enlarge the size of objects (invisible to…
Q: Why must the subject stand 20 feet from the Snellen eye chart to test distance vision?
A: Snellen chart is an object used to measure the visual activity of a person. Snellen chart is first…
Q: List the structures and fluids through which light passes as it travels from the cornea to the…
A: The eye is an organ, which detects light and sends signals along the optic nerve to the brain. It is…
Q: What happen to the image distance in the eye when we increase the distance of an object from the…
A: The eye is important to form images and intensity of detecting color and detail of the object. The…
Q: Which power (low or high) will allow you to see more of the object?
A: Hello, thank you for your question, hope this answer helps you.
Q: How to convert a Haworth projection to a chair form ?
A: The sugar molecules are shown in different representations such as Fischer, Howarth, and chain…
Q: Give the resolution of eyepiece, scanning objective, LPO, HPO and OIO
A: Resolution: The lowest distance at which two distinct points of a specimen can still be viewed as…
Q: Why is it advisable to start first with the low-power lens when viewing a slide?
A: Low power lens :- They are useful for examining large specimens or surveying many smaller specimens.…
Q: Why are pure tones used to determine hearing sensitivity ?
A: A pure tone is defined as the sound with a sinusoidal waveform; that is, a sine wave of any…
Q: Match each of the options above to the items below. Iris Pupil Sclera Retina
A: The human eye is a specialized sense organ that reacts to light and is able to visualize images and…
Q: Why are you unable to focus on images closer to your eye than the near point values you determined?
A: The organ that provides vision is the eye and the main function of the eye is to focus the light.…
Q: Define the Chemistry of Vision ?
A: Vision is one of the five senses in human beings. Photoreceptors are responsible for sensing light…
Q: 47. Which of the following regions of the retina is capable of the highest spatial resolution and…
A: Introduction :- The retina connects the light that enters your eyes to the images that you see. Your…
Q: Why do rods provide greater visual sensitivity while cones provide better acuity?
A: Rods are cylindrical in shape and thin. Rods are more in number (120 million ). Cones are conical in…
Q: What is the trade-off between acuity and sensitivity and how does the visual system deal with this?
A: Acuity is the ability to see, hear, or understand something easily. Visual acuity especially relates…
Q: What is the nature of image formed on the retina of the eye?
A: The human eye is a sense organ. It reacts to light and allows vision. The cone and rod cells in the…
Q: How can you compare various parts of eye with a photographic camera?
A: The eye of a human and camera are similar in their mechanism. Both of these are involved in…
Q: Can you use the fine adjustment knob so that you can focus on all three threads simultaneously when…
A: Any object has depth, length, and width, but a microscope can focus and provide only a…
Q: Briefly describe the use of refractive index in contrast.
A: Two types of pictures are created by the microscopes' lenses when a specimen is placed beneath the…
Define about isoelectric focusing ?
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