Give the origin of Optic?

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: Name the spot in the retina where no photoreceptor is present and optic nerve is formed.

A: The eye consists of photoreceptor cells and there are two kinds of photoreceptor cells namely rods…

Q: What are the near pointand the far point of the vision?

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

Q: Explain the projection of a sensation.

A: The nerve impulse is an electrical signal that travels along the neuron. The charged particles flow…

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: How does astigmatism affect vision? (Be specific)

A: Eye is the organ of visual system that provides an ability to receive and process visual signals.…

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: 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: Illustrate the steps required for visual processing?

A: The pathway of the visual process in the eye includes the cornea, lens, and retina.

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: Name the accessory structures that protect the human eye?

A: Eye is the structure which helps to see the objects and the surrounding environment around us. when…

Q: Define about Optic chiasma ?

A: Optic Chiasma : It is an X shaped structure formed by the crossing of the optic nerves in the brain.…

Q: Distinguish between blind spot and yellow spot.

A: Human eye are a pair of organ for sight. They are situated in the deep protecting bony cavities of…

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: he function of semicircular canal? Discuss.

A: The human ear is a remarkable transducer that transforms sound energy into mechanical energy, which…

Q: What are the oragans of sight?

A: Sight refers to the ability of the organisms to see things around him. It happens when the organ of…

Q: What are the specific functions of the middle ear?

A: Inner to the tympanic membrane, within temporal bone of human skull middle ear is located. The three…

Q: Identify and describe the three layers of the eyeball?

A: The eyeball is a bilateral and spherical organ that contains the mechanisms that enable one to see.…

Q: Define about Preventing Hearing Loss ?

A: Hearing loss implies the loss of hearing when both the ears lost the ability to hear and detect…

Q: Discuss the function and distribution of rods and cones.

A: Human eye are repair of organs which are responsible for sight and vision. These are located in the…

Q: Define the semicircular canal importance ?

A: Semicircular canal are present in ear.

Q: Describe the path of light through the eye.

A: Path of light through eye.

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: What are the adult functions of the optic lobes? Discuss.

A: Optic lobe The optic lobe of each side is a large and complex extension of the brain. Its neural…

Q: State the role of eye lens in the human eye?

A: Eye is the chief organ of the visual system. In most mammals they are paired structures and are oval…

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: identify the structures listed with Figure

A: this diagram is of Hypothalamus containing pituitary gland. the location of the hypothalamus is at…

Q: What is meant by Optic chiasm?

A: The optic nerve is the second cranial nerve that helps in the vision.  The optic nerve occurs in…

Q: What is the pupillary response?

A: The outermost layer of the eye is the sclera, sclera is extended to form a clear membrane called the…

Q: which cannot be corrected by any type of spectacle lenses?

A: The eye is a complicated organ that works in conjunction with other organs to provide vision…

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: What is the fate of the semicircular canal? Discuss.

A: Often various organs in animals have their role in keeping the body well. This ensures proper body…

Q: Explain The cellular and molecular basis of vision?

A: Vision basically refers to the ability to see. This is possible with the help of one of the sensory…

Q: Describe sensory dicline of hearing?

A: Hearing is a sense by which the person is able in perception of the sound in the environment.

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: What are the causes of hearingimpairment?

A: The ear is the sensory organ that detects the stimuli of hearing. Mechanoreceptors are present in…

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: Name the muscle responsible for bringing change in the focal length of the eye lens?

A: Contraction or relaxation of muscles in an eye is responsible for focusing the object, phenomenon…

Q: Differentiate between choroid and sclerotic layers of the eye on the basis of the function.

A: The eye can be defined as a structural organ that is located in the orbit of the skull. The eye…

Q: Give a brief account of Mechanism of vision.

A: Light rays enter the eye through the cornea which is considered as the clear front “window” of the…

Q: What is the general direction of the cone of light in the ear?

A: In mammals, the organ that is used for hearing is the ear. The ear consists of three parts—the outer…

Q: Give the digrammatic representation showing V.S eyeball?

A: To give The diagrammatic representation showing V.S eyeball

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: Describe the formation of the embryonic eye.

A: INTRODUCTION Embryonic eye development is briefly described below.

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…