• lungs
• Bronchi are the main passageway into the lungs. (healthline.com)
• Primary bronchi are located in the upper portion of the lungs, with secondary bronchi near the center of the lungs. (healthline.com)
• The trachea and major bronchi of the human lungs. (britannica.com)
• These branches and the blind ends of the two parent bronchi indicate the future plan of the lungs, with three right lobes and two left lobes. (britannica.com)
• A bronchus, is a passage of airway in the respiratory tract that conducts air into the lungs. (wikipedia.org)
• These are the widest and enter the lungs at each hilum, where they branch into narrower secondary bronchi known as lobar bronchi, and these branch into narrower tertiary bronchi known as segmental bronchi. (wikipedia.org)
• The trachea , or wind pipe, divides into two main bronchi, which further divide several more times into smaller bronchioles, forming the bronchial tree that feeds air into the lungs. (petmd.com)
• Your veterinarian will also take x-ray images of the chest, respiratory tract, and bronchial tubes, which may or may not show abnormalities in the architecture of the lungs, including dilatation of the bronchi. (petmd.com)
• Bronchus-associated lymphoid tissue (BALT) is a tertiary lymphoid structure and it is a part of mucosa-associated lymphoid tissue (MALT) and it consist of lymphoid follicles in lungs and bronchus. (wikipedia.org)
• While it is normal component of lungs and bronchus in rabbits or pigs, in mice or humans it appears only after infection or inflammation. (wikipedia.org)
• pl. bronchi) Either of the two tubes branching from the lower end of the trachea and forming the main airways to and from the lungs. (thefreedictionary.com)
• The conducting zone includes structures outside of the lungs - the nose, pharynx, larynx, and trachea, and structures inside the lungs - the bronchi, bronchioles, and terminal bronchioles. (wikipedia.org)
• The lower respiratory tract or lower airway is derived from the developing foregut and consists of the trachea, bronchi (primary, secondary and tertiary), bronchioles (including terminal and respiratory), and lungs (including alveoli). (wikipedia.org)
• The lower respiratory tract is also called the respiratory tree or tracheobronchial tree, to describe the branching structure of airways supplying air to the lungs, and includes the trachea, bronchi and bronchioles. (wikipedia.org)
• Primary Malignant Growths of the Lungs and Bronchi. (wikipedia.org)
• The bronchi split into smaller branches and then to bronchioles that supply air to the alveoli, the tiny air-filled sacs in the lungs responsible for absorbing oxygen. (wikipedia.org)
• pneumothorax is small if it occurs at all, and although function is lost in the part of the lung supplied by the injured bronchus, unaffected parts of the lungs may be able to compensate. (wikipedia.org)
• The lungs are part of the lower respiratory tract that begins at the trachea and branches into the bronchi and bronchioles, and which receive air breathed in via the conducting zone. (wikipedia.org)
• The medial surfaces of the lungs face towards the centre of the chest, and lie against the heart, great vessels, and the carina where the trachea divides into the two main bronchi. (wikipedia.org)

• bronchioles
• The bronchi become smaller the closer they get to the lung tissue and are then considered bronchioles . (healthline.com)
• Tertiary bronchi are located near the bottom of these organs, just above the bronchioles. (healthline.com)
• The bronchi when too narrow to be supported by cartilage are known as bronchioles. (wikipedia.org)
• Each of these bronchi branch into secondary (lobar) bronchi that branch into tertiary (segmental) bronchi that branch into smaller airways called bronchioles that eventually connect with tiny specialized structures called alveoli that function in gas exchange. (wikipedia.org)
• The lower airways or lower respiratory tract includes the portion of the larynx below the vocal folds, trachea, bronchi and bronchioles. (wikipedia.org)

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• Larynx
• This can occur at the level of the larynx, trachea, carina or main bronchi. (wikipedia.org)
• (wikipedia.org)
• The trachea is situated between the lower end of the larynx and the center of the chest, where it splits into the two bronchi at a ridge called the carina. (wikipedia.org)

• divides
• The trachea (windpipe) divides at the carina into two main or primary bronchi, the left bronchus and the right bronchus. (wikipedia.org)
• The right bronchus now passes below the artery, and is known as the hyparterial branch which divides into the two lobar bronchi to the middle and lower lobes. (wikipedia.org)
• The left main bronchus divides into two secondary bronchi or lobar bronchi, to deliver air to the two lobes of the left lung-the superior and the inferior lobe. (wikipedia.org)
• primary division of the tracheobronchial tree arising as the left branch of the bifurcation of the trachea, then passing in front of the esophagus and enters the hilum of the left lung where it divides into a superior lobe bronchus and an inferior lobe bronchus. (drugs.com)

• lobar bronchus
• The eparterial bronchus (right superior lobar bronchus) is a branch of the right main bronchus given off about 2.5 cm from the bifurcation of the trachea. (wikipedia.org)
• the portion of the right main bronchus between the upper lobar bronchus and the origin of the middle and lower lobar bronchi. (drugs.com)
• trachea main bronchus (diameter approximately 1 - 1.4 cm in adults)lobar bronchus (diameter approximately 1 cm) segmental bronchus (diameter 4.5 to 13 mm)subsegmental bronchus (diameter 1 to 6 mm)conducting bronchiole terminal bronchiole respiratory bronchiole alveolar duct alveolar sac alveolus At each division point or generation, one airway branches into two or more smaller airways. (wikipedia.org)

• called the eparterial bronchus
• About 2 cm from its commencement it gives off a branch to the superior lobe of the right lung, which is also called the eparterial bronchus. (wikipedia.org)

• windpipe
• trachea (windpipe) by its main bronchus (large air passageway) and with the heart by the pulmonary arteries. (britannica.com)
• The bronchi are a part of the respiratory tract that act as an extension of the windpipe. (reference.com)

• tertiary bronchi
• The secondary bronchi divide further into tertiary bronchi, (also known as segmental bronchi), each of which supplies a bronchopulmonary segment. (wikipedia.org)
• The tertiary bronchi divide further in another three branchings known as 4th order, 5th order and 6th order segmental bronchi which are also referred to as subsegmental bronchi. (wikipedia.org)

• secondary
• they also give rise to secondary bronchi supplying the other air sacs. (britannica.com)
• The right main bronchus subdivides into three secondary bronchi (also known as lobar bronchi), which deliver oxygen to the three lobes of the right lung-the superior, middle and inferior lobe. (wikipedia.org)
• This branch supplies the superior lobe of the right lung and is the most superior of all secondary bronchi. (wikipedia.org)
• The eparterial bronchus is the only secondary bronchus with a specific name apart from the name of its corresponding lobe. (wikipedia.org)

• lobe
• The left bronchus has no eparterial branch, and therefore it has been supposed by some that there is no upper lobe to the left lung, but that the so-called upper lobe corresponds to the middle lobe of the right lung. (wikipedia.org)
• Tracheal bronchus, also referred to as bronchus suis or pig's bronchus, is a rare tracheobronchial anomaly in which an ectopic bronchus arises from the lateral wall of the trachea above the carina and supplies the entire upper lobe or a segment of the upper lobe. (thefreedictionary.com)

• branches
• side branches from the right bronchus and one from the left. (britannica.com)

• carina
• Good palliation was obtained in just over half the cases of partial obstruction of the trachea or main bronchus, but best results were obtained in lesions of the trachea or main carina. (bmj.com)

• tracheobronchial tree
• Tracheobronchial injury (TBI) is damage to the tracheobronchial tree (the airway structure involving the trachea and bronchi). (wikipedia.org)
• The trachea and bronchi form the tracheobronchial tree. (wikipedia.org)

• Bronchiectasis
• The major bronchi can become the seat of chronic inflammation, as in chronic bronchitis or bronchiectasis. (britannica.com)
• In bronchiectasis, bronchi are irreversibly dilated due to destruction of elastic and muscular components of airway walls, with or without accompanying accumulation of lung secretions. (petmd.com)

• segmental
• Further divisions of the segmental bronchi are known as 4th order, 5th order, and 6th order segmental bronchi, or grouped together as subsegmental bronchi. (wikipedia.org)

• bronchial
• the smooth muscle surrounding the bronchi, swelling and inflammation of the bronchial tubes, and excessive secretion of mucus into the airways. (britannica.com)
• Bronchial adenomas are adenomas in the bronchi. (wikipedia.org)

• airways
• They lay eggs into the airways (bronchi). (wikipedia.org)
• In an incomplete lesion, a layer of tissue surrounding the bronchus remains intact and can keep the air in the airway, preventing it from leaking into the areas surrounding the airways. (wikipedia.org)

• epithelium
• The main bronchi have relatively large lumens that are lined by respiratory epithelium. (wikipedia.org)
• The epithelium in the main bronchi contains goblet cells, which are glandular, modified simple columnar epithelial cells that produce mucins, the main component of mucus. (wikipedia.org)
• BALT is found along the bifurcations of the upper bronchi directly beneath the epithelium and generally lying between an artery and a bronchus. (wikipedia.org)

• lung
• Bronchus-associated lymphoid tissue (BALT) is not present in the normal adult lung but in different diseases. (wikipedia.org)

• Primary
• The cartilage and mucous membrane of the primary bronchi are similar to those in the trachea. (wikipedia.org)

• respiratory system
• These bronchi play a major role within the conducting zone of the respiratory system. (reference.com)

• pulmonary
• It arises above the level of the pulmonary artery, and for this reason is named the eparterial bronchus. (wikipedia.org)

• Tracheal
• Alternatively, it has been referred to as bronchus suis , or pig bronchus, as a tracheal bronchus is a normal finding in swine and other ruminants. (thefreedictionary.com)
• Tracheal bronchus is also referred to as bronchus suis or pig's bronchus (as it is a normal finding in pigs and some ruminant animals). (thefreedictionary.com)

• narrower
• It is longer, of narrower caliber, and more nearly horizontal than the right main bronchus, hence, aspirated objects enter it less frequently. (drugs.com)

• branch
• The first bronchi to branch from the trachea are the right main bronchus and the left main bronchus. (wikipedia.org)

• diameter
• The right main bronchus has a larger diameter, is oriented more vertically, and is shorter than the left main bronchus . (britannica.com)

• left
• The next step is through the trachea, which carries the air to the left and right bronchus . (healthline.com)
• A bronchus damaged by tuberculosis (left) was repaired using a bioartificial tissue transplant (right). (britannica.com)
• The right main bronchus is wider, shorter, and more vertical than the left main bronchus. (wikipedia.org)
• The left main bronchus is smaller in caliber but longer than the right, being 5 cm long. (wikipedia.org)
• At the end of the trachea are a right bronchus and a left bronchus. (reference.com)
• The injury is more common in the right main bronchus than the left, possibly because the former is near vertebrae, which may injure it. (wikipedia.org)
• Also, the aorta and other tissues in the mid chest that surround the left main bronchus may protect it. (wikipedia.org)
• Another possibility is that people with left main bronchus injuries are more likely to also have other deadly injuries and therefore die before reaching hospital, making them less likely to be included in studies that determine rates of injuries. (wikipedia.org)

• cartilage
• The transplanted bronchus was constructed using cartilage cells derived from the patient's own stem cells. (britannica.com)
• Hyaline cartilage is present in the bronchi, surrounding the smooth muscle layer. (wikipedia.org)
• In the main bronchi, hyaline cartilage forms an incomplete ring, giving a "D"-shaped appearance, while in the smaller bronchi, hyaline cartilage is present in irregularly arranged plates and islands. (wikipedia.org)

• divisions
• From the bronchi, the dividing tubes become progressively smaller with an estimated 20 to 23 divisions before ending at an alveolus[citation needed]. (wikipedia.org)

• lesions
• In 8% of ruptures, lesions are complex, occurring in more than one location, with more than one type of lesion, or on both of the main bronchi and the trachea. (wikipedia.org)

• below
• Bronchi Mereprine may be available in the countries listed below. (drugs.com)

• results
• When the bronchi become swollen due to irritants or infection, bronchitis results and makes breathing more difficult. (healthline.com)

• disease
• It is hoped that x-rays will reveal characteristic abnormalities in the bronchi that are related to this disease, but that is not always the case. (petmd.com)
• Allergic disease of the bronchi. (bmj.com)

• contains
• This page contains information on Bronchi-Shield ORAL for veterinary use . (drugs.com)

• larger
• Endoscopy EIPH is most commonly diagnosed by endoscopic examination of the trachea and larger bronchi, with the optimal timing for endoscopy being 60-90 minutes after hard exercise. (wikipedia.org)