What superficial accessory structure of the eye would be the first to be affected by inadequate tear production?

Q: Describe the lens of the dissected eye.

A: The lens is a transparent biconvex structure in the eye, which along with the cornea helps to…

Q: How would vision be affected if the conjunctiva covered the cornea?

A: The condition of bacterial conjunctivitis begins with a feeling of discomfort and grittiness. It…

Q: What is the visual outcome if the specific extrinsic eye muscle involved in convergence reflex did…

A: The extrinsic eye muscles control the movement of the eye. There are 6 types of extrinsic muscles…

Q: Describe the histological structure of the retina and its receptor cells?

A: The retina is the underlying layer of the wall of the eye. It is in instant proximity with the…

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: Why does color blindness connects to the structure of the eye?

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

Q: A person with a myopic eye cannot see objects beyond 1.2 m distinctly. What should be the corrective…

A: Myopia is a defect in vision in which objects are seen only when present very close to the eyes. it…

Q: List the major structures of the eye.

A: Major parts of eye are :  Sclera Cornea  Anterior and Posterior Chambers Ciliary body Iris Pupil…

Q: What happens at the optic chiasma? What is the consequence of this?

A: Optic chiasma are locations within the brain where optic nerve fibers from either eye cross over…

Q: Explain why the retina can detach from the eyeball with just a blow to the back of the head.

A: The retina is the outgrowth of the forebrain. It is a membrane that covers the inner surface of the…

Q: Label the structures indicated on this anterior-Hateral view of the right eye.

A: The eye is an important organ of sight. It has a number of components which include the cornea,…

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: Anatomically, what causes a blind spot on the retina?

A: The ganglion cells of the retina have their axons continuing into the optic nerve, also known as the…

Q: Which is The third major layer of the eye?

A: The human eyes are located in the orbits that are formed by the skull. The eye is spherical, hollow…

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: Name the three layers of which the wall of eyeball is made of.

A: Eyeball is a bilateral,  spherical organ located in orbit (bony cavity) . It is made up of 3 layers…

Q: Explain the condition of retinal detachment ?

A: Retinal detachment is an emergency where part of the eye like the retina pulls away from the…

Q: Describe the muscles that control eye movement

A: The voluntary or involuntary movement of the eyes occurs in the eye movement serving to in getting,…

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: identify three difference between vision at the fovea centralis and peripheral vision

A: According to the question, we have to identify the differences between vision at the fovea centralis…

Q: painless acute vision loss includes all the followings except .A diabetic retinopathy .B keratitis…

A: Diabetic retinopathy occur in eye which result in vision loss or blindness in those who are dealing…

Q: If an infant is born with dense cataracts on both eyes and they are surgically removed years later,…

A: A cataract occurs whenever the generally clear lens in one's eye would become cloudy. Light travels…

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: What is meant by power of accommodation of eye?

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

Q: How does fluid accumulate in the middle ear during otitis media?

A: A group of inflammatory diseases in the middle ear are called otitis media. The two main kinds of…

Q: Identify the indicated part of the eye.

A: Eye is an organ responsible for sight/ vision. There are many structures which works together to…

Q: What is dense cornea?

A: Cornea is basically the part of the eye that is transparent enough to pass the light across the eye.…

Q: How Correction of vision defects?

A: The eye is a part of the human body whose mechanism is almost same like that of a lens as it…

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: What is a blind spot of the eye?

A: When the light reaches to our retina, it sends electrical bursts with the help of the optic nerve to…

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 the role of Rhodopsin in the retina?

A: Rhodopsin consists of two parts: an opsin molecule connected to a chromophore, 11-cis-retinal, which…

Q: State the function and location of Frontal eye fields.

A: Eyes are the organs of the “visual system.” The eye has different components that include the…

Q: (a) What is hypermetropia?(b) What are the two causes of this defect of vision?

A: Human eye is an organ that reacts to light and allows vision. Cone and rod cells in the retina allow…

Q: What part of the PNS mediates the pupillary response?

A: The nervous system of the human body is divided into the central nervous system (CNS), enteric…

Q: Name the fluid present in the anterior part of the eye in front of the eye lens.

A: The eye consist of three main layers and these are flat and forms the eyeball. The outer layer is…

Q: What type of lens is used for correcting hypermetropia?

A: Disorders of the eye are caused because of the weakening of the lens where the focal point of the…

Q: Which of the following are associated with retina?

A: The retina is a layer that is transparent in nature. It is a light-sensing tissue in the back of the…

Q: If a patient suffers visual impairment only in one eye, why must the damage be located in the visual…

A: Understand the location of the lesion in case of visual impairment is essential from the clinical…

Q: which layer forms the white of the eye?

A: The human eye is one of the sense organs that can able to respond to light to sense vision. The rods…