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Diagram Of Eye Extrinsic Muscles

Study sets textbooks questions. Diagram of eye muscles These muscles are also known as the extrinsic eye muscles distinguishing them from intrinsic eye muscles which are responsible for controlling the movement of It is useful to classify the extraocular muscles into two sub-groups.


The Eye And Vision Eye Anatomy Eyeball Anatomy Eye Anatomy Diagram

Superior rectus Inferior rectus Medial rectus Lateral rectus Superior oblique Inferior oblique.

Diagram of eye extrinsic muscles. Extrinsic Eye Muscles The eye is moved by six extraocular muscles also known as extrinsic eye muscles. Extrinsic muscles that control eye movement and position and intrinsic muscles that control near focusing and how much light enters the eye. They are the Superior and Inferior Rectus Muscles.

Start studying Extrinsic eye muscles. Within the optic nerve are contained the ophthalmic artery and the ophthalmic vein. There are two types of eye muscles.

The position of the eye at the time of muscle contraction is what determines. Start studying Extrinsic Muscles of Eye. Extrinsic eye muscles also called extraocular muscles are attached to the outside of the eyeball and enable the eyes to move in all directions of sight.

The following two diagram shows the extrinsic muscles of. The superior oblique muscle rotates the eye medially and abducts it when the eye if facing forward while the inferior oblique rotates the eye laterally and adducts it. The extraocular muscles EOM are responsible for controlling the movements of the eyeball and upper eyelid.

The Lateral and Medial Rectus Muscles and the Superior and Inferior Oblique. The superior rectus just as the inferior rectus does not pull directly parallel to the long axis resulting in its slight medial pull. The extrinsic muscles of the eye shown here are some of the fastest contracting and most precisely controlled skeletal muscles in the human body.

Muscles that move the eye and muscles that move the upper eye lid. There are seven extraocular muscles the levator palpebrae superioris superior rectus inferior rectus medial rectus lateral rectus inferior oblique and superior oblique. Start studying Extrinsic Eye Muscles.

These muscles originate from the bones of the orbit and insert into the surface of the eyeball. Depresses Eye and Turns Medially N. There are 6 of these extraocular muscles that control eye movement cows only have 4 of these and one muscle that controls eyelid elevation.

This muscle is pulls your eye superiorly and slightly medially. The extraocular muscles are located within the orbit but are extrinsic and separate from the eyeball itself. Learn vocabulary terms and more with flashcards games and other study tools.

Use a model or the diagram that follows to study the extrinsic eye muscles. Extrinsic eye muscles Six muscles for each eye. Four recti and two oblique muscles see Figure 172 Control the movement of each eyeball and hold the eyes in the orbits.

Sets found in the same folder. Extraocular muscles are also referred to as the extrinsic arising externally or muscles of the orbit. As you identify them think about how the contraction of each individual muscle moves the eyeball based on its location and point of insertion recalling.

They act to control the movements of the eyeball and the superior eyelid. This article will discuss the anatomy of the EOM including their. Search Browse Create Log in Sign up Log in Sign up Upgrade to remove ads Only 299month STUDY.

These muscles are also known as the extrinsic eye muscles distinguishing them from intrinsic eye muscles which are responsible for controlling the movement of the iris. The bony orbit of the eye is the originating point for each of these muscles which then leads into the eye via an attached tendon to the leathery outer tunic of the eyeball. The two oblique muscles of the eye are responsible for the rotation of the eye and assist the rectus muscles in their movements.

Start studying Extrinsic Eye Muscles. Start studying extrinsic muscles of the eye. M17_MARI6332_06_SE_C17indd 196 100915 204.

The superior oblique although part of the cone of muscles differs from the other muscles in a significant way. They work together and function as Agonist. Before it attaches to the eye it passes through a ring-like tendon the trochlea in the nasal portion of the orbit.

There are six. Search Browse Create Log in Sign up Browse Languages English French German Latin Spanish View all. Learn vocabulary terms and more with flashcards games and other study tools.

Antagonists pairs to move the eyeball around. Learn vocabulary terms and more with flashcards games and other study tools. This muscle elevates the posterior part of the eye and turns the eye laterally.

The superior oblique depresses the eye and. In this video we explore the functions of all 6 extrinsic eye muscles and the cranial nerves innervating and controlling each. Learn vocabulary terms and more with flashcards games and other study tools.

Learn vocabulary terms and more with flashcards games and other study tools. Essentials of Genetics Plus MasteringGenetics with eText — Access Card Package 9th Edition Charlotte A. EXTRINSIC OCULAR MUSCLES ANATOMY There are six distinctive extrinsic ocular muscles which are responsible for the range of motion each eyeball is capable of performing.

When the eye is adducted or turned toward the. Muscles that move the eye Learn with flashcards games and more for free.


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