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Topics referred to by the same term
Look up sinus or Sinus in Wiktionary, the free dictionary. Sinus may refer to: a sac in front of body worn into a toga, in the typical style of wearing
Sinus
Cardiac rhythm
A sinus rhythm is any cardiac rhythm in which depolarisation of the cardiac muscle begins at the sinus node. It is necessary, but not sufficient, for normal
Sinus_rhythm
Air-filled spaces surrounding the nasal cavity
Paranasal sinuses are a group of four paired air-filled spaces that surround the nasal cavity. The maxillary sinuses are located below the eyes; the frontal
Paranasal_sinuses
Barotrauma of the sinuses
aerosinusitis, sinus squeeze or sinus barotrauma is a painful inflammation and sometimes bleeding of the membrane of the paranasal sinus cavities, normally
Barosinusitis
Sinus in the human head
The cavernous sinus within the human head is one of the dural venous sinuses creating a cavity called the lateral sellar compartment bordered by the temporal
Cavernous_sinus
Sac or cavity in any organ or tissue
sinus is a sac or cavity in any organ or tissue, or an abnormal cavity or passage. In common usage, "sinus" usually refers to the paranasal sinuses,
Sinus_(anatomy)
Venous channels in the dura mater
The dural venous sinuses (also called dural sinuses, cerebral sinuses, or cranial sinuses) are venous sinuses (channels) found between the periosteal and
Dural_venous_sinuses
Genetic skin condition in dogs
Dermoid sinus is thought to be a genetic skin condition in dogs. It is also known as pilonidal sinus. However, unlike pilonidal sinus in humans, the dermoid
Dermoid_sinus
Heart rate below the normal range
system. Generally, these classifications involve the broad categories of sinus node dysfunction (SND), atrioventricular block, and other conduction tissue
Bradycardia
Set of veins which drain blood from the myocardium (heart muscle)
The coronary sinus (from Latin corona 'crown'[citation needed]) is the largest vein of the heart. It drains over half of the deoxygenated blood from the
Coronary_sinus
Part of mammalian embryo
The urogenital sinus is a body part of a human or other placental only present in the development of the urinary and reproductive organs. It is the ventral
Urogenital_sinus
Lower than typical heart rate
Sinus bradycardia is a sinus rhythm with a reduced rate of electrical discharge from the sinoatrial node, resulting in a bradycardia, a heart rate that
Sinus_bradycardia
Largest of the paranasal sinuses, and drains into the middle meatus of the nose
The pyramid-shaped maxillary sinus (or antrum of Highmore) is the largest of the paranasal sinuses, located in the maxilla. It drains into the middle
Maxillary_sinus
Higher than typical heart rate
Sinus tachycardia is a sinus rhythm of the heart, with an increased rate of electrical discharge from the sinoatrial node, resulting in a tachycardia,
Sinus_tachycardia
Skin infection between the buttocks
Some people with a pilonidal cyst will be asymptomatic. Pilonidal sinus (PNS): a sinus tract, or small channel, that may originate from the source of infection
Pilonidal_disease
Medical condition
Sinus node dysfunction (SND), also known as sick sinus syndrome (SSS), is a group of abnormal heart rhythms (arrhythmias) usually caused by a malfunction
Sinus_node_dysfunction
Surgery to enlarge the paranasal sinus drainage pathways
Functional endoscopic sinus surgery (FESS) is a procedure that is used to treat sinusitis and other conditions that affect the sinuses. Sinusitis is an inflammation
Functional endoscopic sinus surgery
Functional_endoscopic_sinus_surgery
Dilated area near internal carotid artery above bifurcation
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
Carotid_sinus
Collapse of an air sinus
sinus syndrome is a spontaneous, asymptomatic collapse of an air sinus (usually the maxillary sinus and orbital floor) associated with negative sinus
Silent_sinus_syndrome
Vein channel in the brain
superior sagittal sinus (also known as the superior longitudinal sinus), within the human head, is an unpaired dural venous sinus lying along the attached
Superior_sagittal_sinus
Endangered species of porpoise
The vaquita (/vəˈkiːtə/ və-KEE-tə; Phocoena sinus) is a species of porpoise endemic to the northern end of the Gulf of California in Baja California,
Vaquita
Irregular heart rhythm originating in the sinus node
Sinus arrhythmia is a commonly encountered variation of normal sinus rhythm. Sinus arrhythmia characteristically presents with an irregular rate in which
Sinus_arrhythmia
Organ of the lymphatic system
called the subcapsular sinus. The subcapsular sinus drains into trabecular sinuses and finally into medullary sinuses. The sinus space is criss-crossed
Lymph_node
Medical condition
Cavernous sinus thrombosis (CST) is the formation of a blood clot within the cavernous sinus, a cavity at the base of the brain which drains deoxygenated
Cavernous_sinus_thrombosis
Surgery to restore bone for dental implants
Maxillary sinus floor augmentation (also known as a sinus lift, sinus graft, or sinus augmentation) is a surgical procedure that increases the amount
Sinus_lift
Heart rate exceeding normal resting rate
sinus tachycardia Junctional tachycardia Metabolic myopathy Multifocal atrial tachycardia Pacemaker mediated Pain Panic attack Pheochromocytoma Sinus
Tachycardia
Fossa involved in speech
The pyriform sinus (also piriform recess, piriform sinus, piriform fossa, or smuggler's fossa) is a small recess on either side of the laryngeal inlet
Pyriform_sinus
Inflammation of the sinus' membranes
rhinosinusitis and commonly known as a sinus infection, is an inflammation of the mucous membranes that line the sinuses resulting in symptoms that may include
Sinusitis
Vein channel in the skull
transverse sinuses. The sigmoid sinus is a dural venous sinus situated within the dura mater. The sigmoid sinus receives blood from the transverse sinuses, which
Sigmoid_sinus
Syndrome where the sinus heart rate is inexplicably faster than expected
Inappropriate sinus tachycardia (IST) is defined as sinus tachycardia that is not caused by identifiable medical ailments, a physiological reaction, or
Inappropriate sinus tachycardia
Inappropriate_sinus_tachycardia
Anatomic dilation in the left heart
An aortic sinus, also known as a sinus of Valsalva, is one of the anatomic dilations of the ascending aorta, which occurs just above the aortic valve.
Aortic_sinus
Section of the human heart
The sinus venarum (also known as the sinus of the vena cava, or sinus venarum cavarum) is the portion of the right atrium in the adult human heart where
Sinus_venarum
Area of the face with blood supply that connects indirectly to the brain
the ophthalmic veins) between the facial vein and the cavernous sinus. The cavernous sinus lies within the cranial cavity, between layers of the meninges
Danger_triangle_of_the_face
Air-filled space near the nasal cavity
ethmoid sinuses or ethmoid air cells of the ethmoid bone are one of the four paired paranasal sinuses. Unlike the other three pairs of paranasal sinuses which
Ethmoid_sinus
Vein channel in the skull
The transverse sinuses (left and right lateral sinuses), within the human head, are two areas beneath the brain which allow blood to drain from the back
Transverse_sinuses
Presence of a blood clot in the dural venous sinuses or cerebral veins
Cerebral venous sinus thrombosis (CVST), cerebral venous and sinus thrombosis or cerebral venous thrombosis (CVT), is the presence of a blood clot in the
Cerebral venous sinus thrombosis
Cerebral_venous_sinus_thrombosis
Arm of the Indian Ocean between Asia and Africa
Erythraean Sea by Europeans. As well as Mare Rubrum in Latin—alternatively, Sinus Arabicus (lit. 'Arabian Gulf')—the Romans called it Pontus Herculis (lit
Red_Sea
Airspace below ridge of eyebrow in humam anatomy
The frontal sinuses are one of the four pairs of paranasal sinuses that are situated behind the brow ridges. Sinuses are mucosa-lined airspaces within
Frontal_sinus
One of the four paired paranasal sinuses
sphenoid sinus is a paired paranasal sinus in the body of the sphenoid bone. It is one pair of the four paired paranasal sinuses. The two sphenoid sinuses are
Sphenoid_sinus
Section of the hindfoot
The sinus tarsi, also known as the talocalcaneal sulcus, is a cylindrical canal in the hindfoot. It has a complex anatomy, with five ligamentous structures
Sinus_tarsi
Fundamental trigonometric functions
in the 12th century by Gerard of Cremona, he used the Latin equivalent sinus (which also means 'bay' or 'fold', and more specifically 'the hanging fold
Sine_and_cosine
Type of aircraft
The Pipistrel Sinus is a two-seat, single-engine ultralight motor glider, developed and manufactured by Pipistrel in Slovenia and Italy. Its design has
Pipistrel_Sinus
Blood vessel
marginal sinus is a dural venous sinus surrounding the margin of the foramen magnum inside the skull, accommodated by the groove for marginal sinus. It usually
Marginal_sinus
Venous sinus in the skull
confluence of sinuses (Latin: confluens sinuum), torcular Herophili, or torcula is the connecting point of the superior sagittal sinus, straight sinus, and occipital
Confluence_of_sinuses
Venous sinus draining the brain
The straight sinus, also known as tentorial sinus or the sinus rectus, is an area within the skull beneath the brain. It receives blood from the inferior
Straight_sinus
Medical implant
A Sinus implant is a medical device that is inserted into the sinus cavity. Implants can be in conjunction with sinus surgery to treat chronic sinusitis
Sinus_implant
An anal sinus (rectal sinus) is a furrow formed between any two adjacent anal columns of the anal canal. An anal sinus is limited inferiorly by an anal
Anal_sinuses
Medical condition
Aneurysm of the aortic sinus, also known as the sinus of Valsalva, is a rare abnormality of the aorta, the largest artery in the body. The aorta normally
Aneurysm_of_the_aortic_sinus
Group of medical conditions characterized by irregular heartbeat
fast or too slow. Essentially, arrhythmia is a deviation from the normal sinus rhythm. A resting heart rate that is too fast – above 100 beats per minute
Arrhythmia
Space of the pericardium
pericardial sinuses are impressions in the pericardial sac formed between the points where great vessels enter it. There are three pericardial sinuses: superior
Pericardial_sinus
Medical condition
Paranasal sinus and nasal cavity cancer is a type of cancer that is caused by the appearance and spread of malignant cells into the paranasal sinus and nasal
Paranasal sinus and nasal cavity cancer
Paranasal_sinus_and_nasal_cavity_cancer
Disorder of pain and tenderness in the sinus tarsi
Sinus tarsi syndrome is the clinical disorder of pain and tenderness in the sinus tarsi, which is a lateral tunnel in the foot at the junction of the
Sinus_tarsi_syndrome
falcine sinus is a venous channel that lies within the falx cerebri connecting the vein of Galen and the posterior part of superior sagittal sinus. It is
Falcine_sinus
Feature on the moon
Sinus Iridum /ˈsaɪnəs ˈɪrɪdəm/ (Latin sinus īridum "Bay of Rainbows") is a plain of basaltic lava that forms a northwestern extension to the Mare Imbrium
Sinus_Iridum
as maxillary sinus ostium, maxillary ostium, or opening from the maxillary sinus)[citation needed] is the opening of a maxillary sinus into the middle
Maxillary_hiatus
Type of malformation of the outer ear
Preauricular sinuses, also known as preauricular pits and preauricular cysts, are common malformations present at birth that involve the external ear
Preauricular_sinus_and_cyst
Cavity in the hearts of chordates
The sinus venosus is a large quadrangular cavity which precedes the atrium on the venous side of the chordate heart.[verification needed] In mammals,
Sinus_venosus
Topics referred to by the same term
sinus may refer to: Superior sagittal sinus Inferior sagittal sinus This disambiguation page lists articles associated with the title Sagittal sinus.
Sagittal_sinus
German social-segmentation model
Sinus-Milieus are a model of social stratification and lifestyle-based target-group segmentation developed and marketed by the Heidelberg-based Sinus-Institut
Sinus-Milieus
Birth defect; indentation along the spine and base of the skull
Congenital dermal sinus is an uncommon form of cranial or spinal dysraphism. It occurs in 1 in 2500 live births. It occurs as a dermal indentation, found
Congenital_dermal_sinus
Feature of the human face
paranasal sinuses – the frontal sinus, the sphenoid sinus, the ethmoid sinus and the maxillary sinus drain into regions of the nasal cavity. The sinuses are
Human_nose
Topics referred to by the same term
Sinus rectus may refer to: Sinus rectus (trigonometry), a historical name for the sine, a trigonometrical function in mathematics Sinus rectus (anatomy)
Sinus_rectus
Cavity within the kidney
The renal sinus is a cavity within the kidney which is occupied by the renal pelvis, renal calyces, blood vessels, nerves and fat. The renal hilum extends
Renal_sinus
Topics referred to by the same term
Petrosal sinus may refer to: Inferior petrosal sinus Superior petrosal sinus Inferior petrosal sinus sampling This disambiguation page lists articles
Petrosal_sinus
Feature on the moon
Sinus Medii /ˈsaɪnəs ˈmiːdiaɪ/ (Latin sinus mediī "Middle Bay") is a small lunar mare. It takes its name from its location at the intersection of the
Sinus_Medii
Vein channel in the brain
The superior petrosal sinus is one of the dural venous sinuses located beneath the brain. It receives blood from the cavernous sinus and passes backward
Superior_petrosal_sinus
Fold in the interior lining of the right atrium of the heart
the coronary sinus (also called the Thebesian valve, after Adam Christian Thebesius) is a valve located at the orifice of the coronary sinus where the coronary
Valve_of_coronary_sinus
Hyperbolic analogues of trigonometric functions
Riccati. Riccati used Sc. and Cc. (sinus/cosinus circulare) to refer to circular functions and Sh. and Ch. (sinus/cosinus hyperbolico) to refer to hyperbolic
Hyperbolic_functions
Vein channel in the brain
The occipital sinus is the smallest of the dural venous sinuses. It is usually unpaired, and is sometimes altogether absent. It is situated in the attached
Occipital_sinus
Vein channel in the brain
sinus is a paired dural venous sinus situated along the posterior edge of the lesser wing of either sphenoid bone. It drains into the cavernous sinus
Sphenoparietal_sinus
Noncancerous growths within the nose or sinuses
Nasal polyps are noncancerous growths within the nose or sinuses. Symptoms include trouble breathing through the nose, loss of smell, decreased taste
Nasal_polyp
Act of lengthening the labia minora
modification practice elsewhere. It can lead to elongated labia (also known as sinus pudoris or macronympha, and colloquially as khoikhoi apron), a feature of
Labia_stretching
Topics referred to by the same term
Sinus of Morgagni may refer to: Aortic sinus Sinus of Morgagni (pharynx) This disambiguation page lists articles associated with the title Sinus of Morgagni
Sinus_of_Morgagni
Medical condition
the cavernous sinus in the skull. It is a type of arteriovenous fistula. As arterial blood under high pressure enters the cavernous sinus, the normal venous
Carotid-cavernous_fistula
Feature on the moon
Sinus Aestuum /ˈsaɪnəs ˈɛstjuːəm/ (Latin sinus aestuum "Seething Bay") forms a northeastern extension to Mare Insularum. It is centered at selenographic
Sinus_Aestuum
Medical intervention
partitions between the ethmoid sinuses in order to create larger sinus cavities. This procedure treats sinus infections and sinus obstructions that have been
Ethmoidectomy
Oral lesion
An intraoral dental sinus is an abnormal channel that forms between a periapical infection and the oral cavity, allowing pus to drain into the mouth.
Intraoral_dental_sinus
Group of cells in the wall of the heart
The sinoatrial node (also known as the sinuatrial node, SA node, sinus node or Keith–Flack node) is an oval shaped region of special cardiac muscle in
Sinoatrial_node
Part of the vulva that contains the openings
David Berry Hart. The vestibule represents the distal end of the urogenital sinus of the embryo. Structures opening in the vulval vestibule are the urethra
Vulval_vestibule
Proliferation of endoderm induced by the paramesonephric ducts
Sinus tubercle (also known as sinual tubercle or Müllerian eminence) is the proliferation of endoderm induced by the paramesonephric ducts. It is located
Sinus_tubercle
Feature on the moon
Sinus Amoris /ˈsaɪnəs əˈmɔːrɪs/ (Latin sinus amōris "Bay of Love") extends northward from the northeast end of the Mare Tranquillitatis. It is located
Sinus_Amoris
Humboldtianum, 20. Sinus Roris, 21. Sinus Iridum, 22. Sinus Lunicus, 23. Sinus Fidei, 24. Sinus Aestuum, 25. Sinus Medii, 26. Sinus Honoris, 27. Sinus Asperitatis
List_of_plains_on_the_Moon
Medical intervention
encompasses several types of techniques, including rhinoplasty, septoplasty, sinus surgery, and turbinoplasty, each with its respective postoperative treatments
Nasal_surgery
Brief loss of consciousness due to a neurologically induced drop in blood pressure
by urination, swallowing, or coughing. Carotid sinus syncope is due to pressure on the carotid sinus in the neck. The underlying mechanism involves the
Reflex_syncope
Moon feature
Sinus Roris /ˈsaɪnəs ˈrɔːrɪs/ (Latin sinus rōris "Bay of Dew") is a dark, basaltic plain on the near side of the Moon that forms an extension of the northern
Sinus_Roris
Medical condition
Sinus pericranii (SP) is a rare disorder characterized by a congenital (or occasionally, acquired) epicranial venous malformation of the scalp. Treatment
Sinus_pericranii
Mediterranean sea in West Asia
The Persian Gulf, sometimes called the Arabian Gulf, is a mediterranean sea in West Asia. The body of water is an extension of the Arabian Sea and the
Persian_Gulf
Bone projections in the maxillary sinus
Underwood's septa (or maxillary sinus septa, singular septum) are fin-shaped projections of bone that may exist in the maxillary sinus, first described in 1910
Underwood's_septa
Medical condition
including CRH, high-dose DST, pituitary MRI and bilateral inferior petrosal sinus sampling (IPSS).[citation needed] Two dexamethasone suppression tests (DSTs)
Cushing's_disease
Circulation of blood in the blood vessels of the heart muscle (myocardium)
aortic sinuses (dilations) in the wall of the aorta just superior to the aortic semilunar valve. Two of these, the left posterior aortic sinus and anterior
Coronary_circulation
Medical condition
nonallergic rhinitis Rhinosinusitis is inflammation or infection of the sinus cavities. Acute rhinosinusitis has symptoms lasting less than four weeks
Post-nasal_drip
Vein channel in the skull
The inferior petrosal sinuses are two small sinuses situated on the inferior border of the petrous part of the temporal bone, one on each side. Each inferior
Inferior_petrosal_sinus
Lining of the maxillary sinus cavity
anatomy, the Schneiderian membrane is the membranous lining of the maxillary sinus cavity. Microscopically there is a bilaminar membrane with pseudostratified
Schneiderian_membrane
Protrusions of the arachnoid mater for returning cerebrospinal fluid to circulation
granulations occur within the: superior sagittal sinus, transverse sinuses, superior petrosal sinuses, and straight sinus. The arachnoid granulations may be lodged
Arachnoid_granulation
Organ found in humans and other animals
inferior vena cava is the opening of the thin-walled coronary sinus. Additionally, the coronary sinus returns deoxygenated blood from the myocardium to the right
Heart
Medical condition
due to ectopic beats occurring so frequently that there is one after each sinus beat, or normal heartbeat. The two beats are figuratively similar to two
Bigeminy
Functions of an angle
logarithmic tangent and logarithmic cotangent. The word "sine" derives from Latin sinus, meaning 'bend, bay', and more specifically 'the hanging fold of the upper
Trigonometric_functions
Medical condition
asymptomatic (e.g. cavernous sinus DAVFs). Most commonly found adjacent to dural sinuses in the following locations: Transverse (lateral) sinus, left-sided slightly
Dural_arteriovenous_fistula
Medical intervention
Frontal sinus trephination is a surgical procedure wherein a small opening is made in the floor of the frontal sinus, above the inner canthus, to facilitate
Frontal_sinus_trephination
Aurorae Sinus is a dark feature in the southern hemisphere of the planet Mars. Together with albedo features contributed by Aonius Sinus and Solis Lacus
Aurorae_Sinus
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SINUS
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SINUS
SINUS
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SINUS
SINUS
SINUS
n.
A depression between adjoining lobes.
pl.
of Sinus
v. i.
To bend or curve in and out; to wind; to turn; to be sinusous.
n.
The curve whose ordinates are proportional to the sines of the abscissas, the equation of the curve being y = a sin x. It is also called the curve of sines.
n.
An instrument for examining the depth or other circumstances of a wound, ulcer, or cavity, or the direction of a sinus, of for exploring for bullets, for stones in the bladder, etc.
n.
An opening; a hollow; a bending.
pl.
of Sinus
n.
A cavity; a depression.
a.
Between the cavernous sinuses; as, the intercavernous sinuses connecting the cavernous sinuses at the base of the brain.
a.
Having many segments; cleft into several parts by linear sinuses; as, a multifid leaf or corolla.
a.
Having the margin alternately curved inward and outward; having rounded lobes separated by rounded sinuses; sinuous; wavy.
n.
A bay of the sea; a recess in the shore.
a.
Of or pertaining to a sinusoid; like a sinusoid.
n.
A sinus.
a.
Having the pallial line entire, or without a sinus, as certain bivalve shells.
n.
A narrow, elongated cavity, in which pus is collected; an elongated abscess with only a small orifice.
n.
A cavity or pouch beneath the lower eyelid of most deer and antelope; the lachrymal sinus; larmier. It is capable of being opened at pleasure and secretes a waxy substance.
n.
A dilated vessel or canal.
a.
Having a pallial sinus. See under Sinus.
n.
A cavity in a bone or other part, either closed or with a narrow opening.
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