The muscles that move the head are found in the neck. Levator palpebrae superioris Orbicularis oculi Levator anguli oris Orbicularis oris.
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These muscles characteristically originate from the common tendinous ring.
. The muscle that closes the eye and produces winking blinking and squinting is the A superior rectus B superior oblique C orbicularis oris D orbicularis oculi. Which of the following muscles of facial expression is the only one that closes the eye when blinking. The first of these muscles the superior rectus muscle elevates the eye allowing the eye to look up.
Converge 6 a deviation of the eyes which is not corrected by the fusional mechanism is known as. The antagonist of the superior rectus muscle is the inferior rectus muscle which depresses the eye allowing the eye to look down. Which of the following muscles that moves the pectoral girdle retracts and elevates.
Pulls the lower lip down and back. The orbicularis muscle closes the eye and is innervated by CN7. On the medial side of the eye the medial rectus muscle adducts the eye allowing it to look medially towards the nose.
The perimysium is a connective tissue sheath that surrounds which of the following. The Levator palpebræ superioris is the direct antagonist of this muscle. Which muscle is a sphincter of the eyelid that encircles and closes the eye.
Lacrimal part involved in the drainage of tears. Which of the following muscles elevates the eye. A zygomaticus minor B buccinator C orbicularis oris D orbicularis oculi.
Each time the eyelids are closed through the action of the Orbicularis the medial palpebral ligament is tightened the wall of the lacrimal sac is thus drawn lateralward and forward so that a vacuum is made in it and the. Inferior oblique 4 _____ law of reciprocal innervation states when a muscle is stimulated its antagonist is simultaneously and equally inhibited. It raises the upper eyelid and exposes the front of the bulb of the eye.
Creates room for capillaries and nerve fibers to reach every muscle fiber. Tears are sucked along. Cardiac Pumping iron is most likely to cause aatrophy.
Sherringtons 5 as you accommodate your eyes_____. Draws the eyebrows together. The medial rectus is the largest extraocular movement muscle.
The levator palpebrae opens the eye and is innervated by CN3. From their origin the muscles pass anteriorly to attach to the sclera of the eyeball. A allows blinking squinting and various other protective mechanisms for the eye B pulls the lower lip down and back C draws the eyebrows together D closes the jaw E closes purses and protrudes the lips.
Allows blinking squinting and various other protective mechanisms for the eye. Superior rectus inferior rectus medial rectus and lateral rectus. Closes purses and protrudes the lips.
This muscle controls the eyes upward movement. Which one of the following is the action of the orbicularis oris. Which of the following can close the eye as in blinking.
The occipitofrontalis is a wide muscle that overlies the superior surface of the scalp extending from the eyebrows to the superior nuchal lines of the occipital bones. Muscles in the forearm that move the hand have insertions on the. Palpebral part gently closes the eyelids.
Orbital part tightly closes the eyelids. A orbicularis oris B frontalis C orbicularis oculi D zygomaticus. This is a ring of fibrous tissue which surrounds the optic canal at the back of the orbit.
The eye has four recti muscles all of which attach to the front half of the eye anterior to the equator of the eye. 32 Which of these muscles moves the eye upwards A superior rectus B orbicularis from BIOL 217L at Christian Brothers University. Each of the eyes recti muscles originates from the common tendinous ring sometimes referred to as the annular tendon or annulus of Zinn This.
Which muscle is a sphincter of the eyelid that encircles and closes the eye. The muscle that closes each eye is the _____. Which is a.
Defects on this muscle can cause strabismus. The corrugator supercilii is a much smaller muscle and is located posteriorly to the orbicularis oculi. Which one of the following is the action of the orbicularis oris.
Its responsible for the up-and-down and the side-to-side movement of the eye. Muscular dystrophy The orbicularis oris muscle a. Innervation Facial nerve CN VII temporal and zygomatic branches Corrugator Supercilii.
The muscle consists of an occipital and a frontal part which are connected by a fibrous sheath called the epicranial aponeurosis galea aponeurotica. Both the occipital and frontal parts contain a. There are four recti muscles.
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