The hypoglossal nerve functions as the motor to most of the muscles of this organ
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The Vagus Nerve (CN X) - Course - Functions - TeachMeAnatomy  Sep 1, 2016 ... Due to its widespread functions, vagus nerve pathology is involved in a vast variety of clinical cases. ... Motor: Provides motor innervation to the majority of the muscles of the pharynx, soft ... Viscera sensation is that from the organs of the body. ... Most of the muscles of the pharynx are innervated by the...
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Cranial Nerves Flashcards | Quizlet  Function: primarily motor; supply somatic motor fibers to lateral rectus muscle, ... Most often caused by herpes simplex 1 viral infection, which causes swelling ... Origin and Course: the only cranial nerves to extend beyond head and neck region. ... organ activity; without their influence, the activity of the sympathetic nerve,...
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The Hypoglossal Nerve (CN XII) - Course - Motor - TeachMeAnatomy  Sep 1, 2016 ... The nerve has a purely somatic motor function, innervating the majority of the muscles of the tongue. In this article, the anatomical course, motor...
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Cranial Nerves - Anatomy & Physiology - WikiVet English  May 4, 2016 ... The most cranial nerve is the Olfactory nerve (I) which runs from the nasal cavity ... This fibre type is commonly found in sensory nerves to organs and to .... for the motor function of four of the six external muscles of the eyeball;...
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Tongue - Wikipedia  The tongue is a muscular organ in the mouth of most vertebrates that manipulates food for ... A major function of the tongue is the enabling of speech in humans and ... The pharyngeal part is supplied by the glossopharyngeal nerve and the oral ... Motor supply for all intrinsic and extrinsic muscles of the tongue is supplied by...
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Lingual nerve - Wikipedia  The lingual nerve is a branch of the mandibular division of the trigeminal nerve (CN V3), which ... It also carries nerve fibers that are not part of the trigeminal nerve, including the chorda tympani nerve of the ... Patients should be routinely warned about lingual nerve injuries prior to wisdom tooth and floor of mouth surgery.
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Types of Dysarthria: Lower Motor Neuron Damage - CSU, Chico  Bulbar lesions occur on the nuclei of cranial nerves, in the brain stem. ... a condition known as bulbar palsy, which is likely to result in a very severe form of dysarthria. ... to one another in the brainstem, a lesion will usually damage more than one pair of nuclei. ... Bulbar lesions can be caused by stroke, trauma or disease.
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Chapter 20: The thoracic wall and mediastinum  The diaphragm. The diaphragm, is the most important muscle of respiration. It separates the thoracic and abdominal viscera. Three of its parts (sternal, costal, and lumbar) are inserted into the central tendon, a trifoliate structure that lies immediately inferior to the heart.
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Chapter 6 The skeletal system, Flashcards | Quizlet  LEVERAGE- bones act as levers for the skeletal muscles to move the body. ..... It houses all the lower teeth & is the only moveable skull bone. ... The SHAFT OF THE MANDIBLE is the horizontal portion that houses all the teeth. ..... Each digit has a PROXIMAL , MIDDLE, & DISTAL PHALANX, as well as (2) PROXIMAL...
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Pharynx - Wikipedia  The pharynx (plural: pharynges) is the part of the throat that is behind the mouth and nasal ... Because both food and air pass through the pharynx, a flap of connective tissue ... above it, the laryngopharynx serves as a passageway for food and air and is lined ... A one-way valve connects the pharynx to the excretory canal.
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Digestive System 17 Flashcards | Quizlet  food: alimentary canaltubelike part of the digestive system. .... the process of wave-like muscle contractions of the alimentary tract that moves food along ... from the back middle edge of the soft palate, named for its grape-like shape .... digested food that passes from the stomach through the pyloric sphincter into the...
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Types of Dysarthria: Upper Motor Neuron Damage - CSU, Chico  As noted above, spastic dysarthria results from damage to the pyramidal tract. ... Therefore, only bilateral lesions of the pyramidal tract will cause a serious, spastic ... term bulbar palsy which is used to describe the symptoms of brain stem lesions. ... Parkinson's Disease, which is a degenerative disease, is probably the most...
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Vagus Nerve Anatomy: Gross Anatomy, Microscopic Anatomy ...  Aug 17, 2015 ... The gastric nerves supply all abdominal organs and the ... ganglion and enters the mastoid canaliculus in the lateral part of the jugular foramen. ... upper esophageal sphincter, and part of the subglottis (the major part .... auditory canal and the back of the external ear, they join the spinal ..... WebMD Network.
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Coordination of Mastication, Swallowing and Breathing - NCBI  May 1, 2009 ... During swallowing, the pharynx changes from an airway to a food channel. ... When eating solid food, mastication occurs in the oral cavity respiration ... Bolus transport and positioning prior to swallow initiation vary ..... Swallow-respiratory coordination is altered in the elderly as well. .... Feeding in Mammals.
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Larynx Anatomy: Gross Anatomy, Functional Anatomy of the Larynx ...  Aug 31, 2015 ... The thyroid cartilage is the largest of the laryngeal cartilages. ... The posterior aspect of each lamina is elongated to form a superior horn and inferior horn. ... apices of the arytenoid cartilages, serving to extend them posteriorly and medially. ... Their action opposes that of the lateral cricoarytenoid muscles.
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Hypoglossal Nerve: Function, Palsy & Damage | Study.com  This lesson covers the function and structure of the hypoglossal nerve. We will also cover some of the effects of damage to this system, including... ... It's also involved in tongue movements that allow you to swallow and form words for speech.
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Brain (anatomy & phys) Flashcards | Quizlet  The lowermost portion of the vertebrate brain, continuous with the spinal cord, ... and its descending connections affect bodily posture and reflex mechanisms.
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Hypothalamus - Wikipedia  The hypothalamus is a portion of the brain that contains a number of small nuclei with a variety ... The hypothalamus controls body temperature, hunger, important aspects of parenting and attachment behaviors, thirst, ..... factor, endothelin and relaxin, each of which important in the regulation of fluid and electrolyte balance.
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Muscles of respiration - Wikipedia  The diaphragm is the major muscle responsible for breathing. It is a thin, dome-shaped muscle that separates the abdominal cavity from the thoracic cavity. During inhalation, the diaphragm contracts, so that its centre moves caudally (downward) and its edges move rostrally (upward).
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Anatomy of the Throat and Esophagus - Video & Lesson Transcript ...  The epiglottis is a flap of cartilage that guards the larynx during swallowing. So we see that during the act of swallowing, all undesired routes are blocked off. The tongue blocks the mouth, the soft palate closes off the passage to the nose and a flap called the epiglottis flops over the passage to the lungs.
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2 The production of speech sounds  We have a large and complex set of muscles that can produce changes in the ... These different parts are called articulators, and the study of them is called ... If you look in your mirror with your mouth open, you can see the back of the pharynx. ... the velum is that it is one of the articulators that can be touched by the tongue.