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Carotid sinus information


Carotid sinus
Arteries of the neck. The carotid sinus is at the origin of the internal carotid artery.
Details
Arterycarotid artery
Nervebranch of glossopharyngeal nerve to carotid sinus
Identifiers
Latinsinus caroticus
MeSHD002346
TA98A12.2.04.008
A12.2.06.003
TA24367
FMA50094
Anatomical terminology
[edit on Wikidata]

In human anatomy, the carotid sinus is a dilated area at the base of the internal carotid artery just superior to the bifurcation of the internal carotid and external carotid at the level of the superior border of thyroid cartilage. The carotid sinus extends from the bifurcation to the "true" internal carotid artery.[1] The carotid sinus is sensitive to pressure changes in the arterial blood at this level. It is the major baroreception site in humans and most mammals.

  1. ^ Pellerito JS, Polak JF (2012). Introduction to vascular ultrasonography. Saunders/Elsevier. ISBN 9781437714173. OCLC 797855544.

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Carotid sinus

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anatomy, the carotid sinus is a dilated area at the base of the internal carotid artery just superior to the bifurcation of the internal carotid and external...

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Carotid sinus nerve

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The carotid branch of the glossopharyngeal nerve (carotid sinus nerve or Hering's nerve) is a small branch of the glossopharyngeal nerve (cranial nerve...

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Internal carotid artery

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is somewhat dilated. This part of the artery is known as the carotid sinus or the carotid bulb. The ascending portion of the cervical segment occurs distal...

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Reflex syncope

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triggered by urination, swallowing, or coughing. Carotid sinus syncope is due to pressure on the carotid sinus in the neck. The underlying mechanism involves...

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Common carotid artery

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artery Common carotid artery Right and left common carotid arteries Head and neck anatomy Carotid sheath Carotid sinus Carotid body Carotid Doppler machine...

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Carotid body

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called the carotid sinus nerve. Glomus type II cells resemble glial cells, express the glial marker S100 and act as supporting cells. The carotid body functions...

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Sphenoid sinus

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internal carotid artery, cavernous sinus, trigeminal nerve, pituitary gland, and the anterior ethmoidal cells.: 500  One study found that carotid canal protrudation...

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Strangling

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laryngopharynx, larynx, or trachea—causing asphyxia. Stimulation of the carotid sinus reflex—causing bradycardia, hypotension, or both. Depending on the particular...

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Glossopharyngeal nerve

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visceral afferent) – carries visceral sensory information from the carotid sinus and carotid body. General sensory (general somatic afferent) – provides general...

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Vagal maneuver

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SA or AV nodes. Vagal maneuvers (most commonly carotid sinus massage) are used to diagnose carotid sinus hypersensitivity. Therapeutic: Vagal maneuvers...

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Sinus bradycardia

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may be caused by: Diseases/Conditions: Acute myocardial infarction, carotid sinus syndrome, eating disorders (such as anorexia nervosa), rhodotoxin poisoning...

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Cavernous sinus

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intracavernous carotid artery, carotid-cavernous fistula, bacterial infection causing cavernous sinus thrombosis, aseptic cavernous sinus thrombosis, idiopathic...

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Bradycardia

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antiarrythmics, and other cholinergic drugs. Excess vagus nerve activity or carotid sinus hypersensitivity are neurological causes of transient symptomatic bradycardia...

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Sinus tachycardia

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distinguish the three are:[citation needed] Vagal maneuvers (such as carotid sinus massage or Valsalva's maneuver) to slow the rate and identification...

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Knifehand strike

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shutō-uchi). Suitable targets for the knifehand strike include the carotid sinus at the base of the neck (which can cause unconsciousness), mastoid muscles...

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Inferior ganglion of glossopharyngeal nerve

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innervation of baroreceptor cells in the carotid sinus innervation of glomus type I chemoreceptor cells in the carotid body The central processes of the neurons...

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Baroreceptor

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are sensors located in the carotid sinus (at the bifurcation of common carotid artery into external and internal carotids) and in the aortic arch. They...

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Baroreflex activation therapy

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an implanted device to electrically stimulate baroreceptors in the carotid sinus region. This elicits a reflex response through the sympathetic and vagal...

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Solitary nucleus

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general visceral afferent pathway (GVA) from the carotid body and carotid sinus via (the carotid sinus nerve of) the glossopharyngeal nerve (CN IX), and...

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Choking game

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changes to pulse rate and blood pressure and is dangerous in cases of carotid sinus hypersensitivity. The second mechanism requires hyperventilation (forced...

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Knockout

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(particularly the jawline and temple) can produce a cerebral concussion or a carotid sinus reflex with syncope and cause a sudden, dramatic KO. Body blows, particularly...

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Denervation

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excessive sweating.Surgical or radiologic denervation of the carotid sinus is used to treat Carotid Sinus Hypersensitivity. In a vagotomy, the vagus nerve is surgically...

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Rear naked choke

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create the choking tourniquet. It digs the blade of the wrist into the carotid sinus similar to the hand clasp method and uses a lever motion helped by the...

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Aortic arch

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the aortic arch to the left of the left common carotid artery and ascends, with the left common carotid, through the superior mediastinum and along the...

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Carotid canal

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which the internal carotid artery passes on its way anteriorly to the cavernous sinus. The carotid canal allows the internal carotid artery to pass into...

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