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

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: 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 function of each of the followingstructures in the eye: sclera, cornea, lens,…

A: The human eye is a sensitive body that reacts to light and enables vision. Stem and cone retinal…

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: 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: Explain the projection of a sensation.

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

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: Name and define the three routes of the visual system? Give an example of how each works.

A: The Eye (Sensory organ) and Central Nervous System (CNS) parts (retina, photoreceptor cells, visual…

Q: What is the near point of vision?

A: We see objects when light reflected by objects enters our eye and the image is focused on the retina…

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: Explain why looking at a close object causes fatigue interms of how accommodation is accomplished

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

Q: Discuss the duplicity theory of vision, summarizing theadvantage of having separate types of retinal…

A: The cells of the retina that are respond to light are referred to as photoreceptors. Two types of…

Q: Explain the mechanisms of pupil constriction andpupil dilation.

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

Q: Define the term Vision?

A: Vision is eyesight . The ability to detect light pattern from the outside environment entering our…

Q: Identify the receptors for the general senses, and describe how they function.

A: Our body's general senses sense pain, touch, pressure, temperature, vibration, and proprioception.…

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: Explain the difference between a general sense and aspecial sense.

A: In the human body, there are two types of senses namely: general senses and special senses.  To…

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: Explain how the eye focuses on near and far objects.

A: The human eye is a sensory organ that is responsible for controlling vision. It contains a…

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: When the muscles connected to the crystalline lens contract fully, its focal length is 16.5000 cm.…

A: INTRODUCTION The human eye forms a sharp image on the retina very much like the simple camera we…

Q: Describe how the retina may become detached and thepossible effects on vision.

A: Eyes are the organs of vision. Eyes contain a structure called retina which contains the…

Q: Differentiate the major classes of general senses.

A: The human body consists of 2 types of senses that include: special senses general senses Special…

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: Compare the signs of chronic glaucoma, acute glaucoma,cataract, macular degeneration, and detached…

A: The eye is the organ responsible for vision. There are two photoreceptors present that help in…

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: Explain how light is focused for close vision.

A: The Human eye lens is so designed so as to focus the light on retina. This is achieved by 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: Identify the indicated part of the eye (a specific point/area on the retina).

A:

Q: Describe the vitreous humor of the dissected eye.

A: The eye is the organ of the vision. The structure of the eye consists of the iris, cornea, retina,…

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: Presbyopia is a condition in which a person loses part or all of their capacity to adapt to changes…

A: Introduction :- Presbyopia, also known as "ageing eye," is a condition in which the eye loses its…

Q: How do open-angle and acute angle-closure glaucoma differ?

A: In open-angle glaucoma, the iris is in the right position, and the uveoscleral drainage canals are…

Q: A patient comes into the ER complaining of loss of vision. When tested, he seems to be missing…

A: Damage to the optic chiasm can results in visual field loss. The outside bits of the visual field…

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: Starting with the optic nerve, trace the action potential from the right temporal visual field to…

A: Hello! Since you have posted multiple questions, we are answering only first question. If you need…

Anatomical Position

Anatomical position refers to the position in which an individual faces forward with their upper limbs stretched to both sides with palms facing forward. The standard anatomical position of the body is used to reference other anatomical aspects of the body.