The size of the pupil is controlled by the O lens

Q: Which abnormality of the eye is correctly matched?a. cataracts—cloudy corneasb. glaucoma—intraocular…

A: Cataract: A cataract is a nude region in the eye lens that induces vision decrease. Sometimes…

Q: The human eye focuses bya. changing the thickness of the lens.b. changing the shape of the lens.c.…

A: Sense organs are specialized organs that allow the human body to perceive sight, smell, sound,…

Q: What region of the retina contains a high density of photoreceptor cells and allows for extremely…

A: The fovea centralis of the retina contains high-density photoreceptor cells and allows for extremely…

Q: When you view a close object, your lens gets_____ . a. flatter c. darker b. rounder d. cloudier

A: ACCOMODATION The process of focusing on a nearby object causes 3 processes -  Convergence of eyes…

Q: Visual System Matching protects and shapes the eyeball; provides a sturdy anchoring site for…

A: In human anatomy, the visual system comprises the eyes, lateral geniculate nucleus and some parts of…

Q: Adjustment of the lens to focus on objects close to the vieweris calleda. convergence. c.…

A: Answer is d.) Visual accommodation.

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: Match the function or definition to the structure: _____  A.  Lens…

A: Many sense organs are located in the head region. The sense organs that aid in perceiving visual…

Q: Rotational movement of the head is sensed by the: middle ear semicircular canals O cochlea O…

A: ANSWER;- Cochlea Explain;- The vestibular receptors lie in the internal ear close to the auditory…

Q: Under normal visual circumstances, explain why small objects are not lost from our vision.

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

Q: Match the type of vision below with the proper receptor (Rods or Cones) _____  A.  vision in…

A: In a human being, the eye receives the light reflected by an image and that visual signal is sent…

Q: Part C If I wear eyeglasses instead of contacts, the lenses will be O concave and diverging.…

A: The human eye is the sensory organ responsible for the function of vision in humans. The eyes in…

Q: "A" refers to the OA. O A. pupil. O B. iris. O C. lens. O D. retina. OE. none of the above.

A: Our eyes are sensory organs for vision. They are help in perception of colour. Human beings has two…

Q: The most finely detailed vision occurs when an image falls on a pit in the retina called the…

A: The eye is the central organ for vision. It is made up of 3 layers- choroid, sclera and retina. The…

Q: Human can loose hearing if he is subjected to: Select one: a. Repeated take off and landing of…

A: Hearing is considered a major sensory function in the human body, where the sound from the external…

Q: _____causes the pupil to widen. a. Low light b. Bright light

A: Pupil:          A hole located in the center of the iris of the eye that allows light to strike the…

Q: A 10-year-old patient’s distance visual acuity was tested and determined to be 20/80. (a) Explain…

A: Visual acuity is measured to determine how clear a person could see. It is determined by using a…

Q: Describe how the ciliary muscle controls the shape of the lens.

A: The human eye contains a different structure that helps the eye to produce a clear vision of the…

Q: bed the______________ is the colored section in the eye around the pupil.

A: The eye is the part of the human body that allows us to see. The most crucial sense that links us to…

Q: Successful hearing depends on the proper functioning of three organs.

A: Introduction: Hearing refers to the awareness of the presence of sounds and placing meaning to that…

Q: Please label the following structure: A. Retina B. Sclera C. Choroid D. Cornea

A: Eye: -The eye is an organ, which detects light and sends signals to the optic nerve which transmit…

Q: The function of the diaphragm is to O connect the eyepiect to the objectives O let in more or less…

A: The diaphragm controls the amount of light reaching the specimen. It is located above the condenser…

Q: Which nervous system is responsible for dilation of pupil?

A: The nervous system controls and coordinates all the activities in the body. It is majorly classified…

Q: Select all structures that are part of the outermost layer of the eye. Sclera Cornea Uvea Choroid…

A: The eye is a sensory organ that detects light and transmits information to the brain via the optic…

Q: Fill in the blank:  When the head is moved, the fluid inside the membranous portion of a…

A: The organs of hearing and equilibrium are a pair of ears which are situated on the sides of the…

Q: Explain the action of the lens and senpensory ligaments during near and far vision.

A: A biconvex, transparent structure in the eye that refracts the light with the help of cornea and…

Q: Name the internal layer of the eye which prevents reflection of light.

A: An eyeball is a spherical structure that helps in vision which fits in an eye skeleton known as bony…

Q: When the ciliary muscle is contracted, the following will: a) lens to become more spherical b)…

A: Eyes are the sense organs involved in the sense of vision.

Q: Which convex lens is called as converging lens?

A: A convex lens is a lens with two spherical surfaces that bulge outward from the middle. Therefore,…

Q: The is the colored section in the eye around the pupil.

A: Hi dear here is the answer for what you have asked please give an upvote.   The eye is the organ of…

Q: Eyelids that separate may be corrected by: a. a surface pack of cavity fluid b. stretching and…

A: Eye lid is a thin layer of skin which covers the eyes of the person from the outside elements. The…

Q: Match the letters on the diagram to the name of each structure. Structure Name Letter Eyelashes J…

A: The eye is made up of three layers which enclose the optically clear aqueous humour, lens, and…

Q: Name the watery fluid filled in the aqueous chamber of the eyeball.

A: The eyes are organs of sight and perception. The wall of the eyeball can be divided into three…

Q: The human eye is much like a camera—yet, when a camerashutter is left open and the camera is moved,…

A: All of the light entering into the lens of the camera while shutter is open contributes to a single…

Q: The______________ is the colored section in the eye aroundthe pupil.

A: The eye is the organ of the human body that is responsible for vision. Vision is the most important…

Q: Which of the following parts of the visual system receive(s) input from the left visual hemifield?…

A: The visual system is made up of the sensory organ like the eye and portions of the central nervous…

Q: T c) When the muscles connected to the crystalline lens relax, the focal length is 9.0000 cm. With…

A: Human Eye -- Human eye behaves like a single lens with an adjustable focal length  which forms an…

Q: The arrangement of tunics in the eye, from the innermost to outermost aspect of the eye, is a.…

A: The eye is the sensory organ for vision and lies in the cavity of the orbit. The retina is regarded…

Q: The equilibrium structure within the inner ear responsible for static equilibrium is the and it is…

A: Ears are well known as the organs of hearing. Along with the sensation of sound, ears, especially…

Q: The part of the eye, that constricts upon light entry to control intensity is controlled by Select…

A: The part of the eye , that constricts upon light entry to control intensity is controlled by pupil .

Q: Explain 20/40 vision:

A: A Snellen chart is an eye chart, which is used to measure visual acuity that displays letters of…

Q: The _______________________ can close the eye as in blinking.

A: Upon blinking, we close our eyelids. An eyelid is defined as a thin fold of skin that is used to…