Basic Eye Anatomy

The eye works much the same as a camera. Light passes through the front of the eye cornea to the lens.

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Vision is by far the most used of the five senses and is one of the primary means that we use to gather information from our surroundings.

Basic eye anatomy. It has highly specialized cells muscles tissues fluids etc. For Marketing and Other Calls. The eye sits in a protective bony socket called the orbit.

THE EXTRAOCULAR MUSCLES There six 6 eye muscles The Medial Rectus rotates the eye inward toward the nose The Lateral Rectus rotates the eye outward toward the temple The Superior Rectus turns the eye upward. To understand the diseases and conditions that can affect the eye it helps to understand basic eye anatomy. Through a process called accommodation this lens helps the eye automatically focus on near and approaching objects like an autofocus camera lens.

The cornea transmits and focuses light into the eye. In fact a common surgical treatment for ptosis involves shortening the levator tendon to open up the eye. The clear front window of the eye.

Retina and Optic Nerve. The iris helps regulate the amount of light that enters the eye. A brief overview of the basic anatomy of the human eye.

The transparent structure inside the eye that focuses light rays onto the retina. Receptor sensory pathway and a brain center. Anatomy of the Eye.

It is spherical in shaped It is about 25 cm in diameter situated in the orbital cavity 5. The cornea and the lens help to focus the light rays onto the back of the eye retina. IntroductionIntroduction The eye is a specialized sense organ that helps us to understand our environment.

The cells in the retina absorb and convert the light to electrochemical impulses which are transferred along the optic nerve and then to the brain. The colored part of the eye. Conjunctiva - The conjunctiva is a mucus membrane that covers the surface of the eye and the inner part of the eyelids.

Ciliary body and aqueous drainage system. The eyes crystalline lens is located directly behind the pupil and further focuses light. Light enters through a central opening called the pupil.

Oculomotor nerve palsy is the major cause of ptosis drooping of the eye. Cornea - The cornea is the clear dome-like structure on the front part of the eyeThe cornea delivers 23 of the refracting power to the eye. Learn from these diagrams of basic Ocular Anatomy The eyes tear drainage system Eye Muscles Anterior Eye Muscles Lateral An Inside View of the Eye Cross.

The transparent structure inside the eye that focuses light rays onto the retina. Here is a tour of the eye starting from the outside going in through the front and working to the back. The circular opening in the centre of the iris through which light passes into the lens of the eye.

More than 75. Eye Anatomy Function and Physiology Facts. Lens also called crystalline lens.

Mikes briefly explains the layers of the eyeballOuter. The human eye consists of many different important parts with varying functions including the Cornea Lens Iris and Pupil. Every part of the eye plays a crucial role in producing the vision we all rely on so much in our daily lives.

The eye consists of the following structures as detailed in the video. It forms the coloured visible part of your eye in front of the lens. Structures of the Eye.

Understanding the anatomy of the eye is critical to understanding cataracts how and why cataracts affect vision and cataract surgery itself. The Inferior Rectus turns the eye downward. What makes up an eye.

Parts of the Eye Outside the Eyeball. Six extraocular muscles in the orbit are attached to the eye. Although the eye is small relative to most organs in the human body it has many distinct anatomical parts all of which contribute to the production of normal vision in one way or another.

The colored part of the eye. A Basic structures of the vertebrate eye have been colour coded. It is a sensory unit composed of three parts.

Schematic of a vertebrate eye. The iris of the eye functions like the diaphragm of a camera controlling the amount of light reaching the back of the eye by automatically adjusting the size of the pupil aperture. These muscles move the eye up and down side to side and rotate the eye.

Regulates the amount of light that enters your eye. CN 3 opens the eye like a pillar. The levator palpebrae opens the eye and is innervated by CN3.

The Optics of Vision Lesson 4. DOCTORS OFFICES FACILITIES PATIENTS Please call. Choroid ciliary body irisInner.

External eye and adnexa. Although the eye is small only about 1 inch in diameter each part plays an important role in allowing people to see the world. Eyelids and lashes.

RetinaAnd also discusses the lens and. The iris is partly responsible for regulating the amount of light permitted to enter the eye. Basic Eye Anatomy.

The iris controls widening and narrowing dilation and constriction of the pupil. Suite 820 Eye Ear Building 203 Lothrop Street Pittsburgh PA 15213. Basic Eye Anatomy The eye is a complicated organ.

Parts of the eye.

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