functions of the Respiratory system The flow of air from the nose to the lung Roots, suffixes, and prefixes Cancer emphasis Related Abbreviations and Acronyms more Resources

Functions that the respiratory tract System

The main function of the Respiratory device is the inhalation offresh oxygen (O2) essential by the body"s cells and also the exhalationof garbage carbon dioxide (CO2). It additionally helps preserve bodytemperature and eliminate excess water native the body. TheRespiratory mechanism is dependency on the appropriate functioning that thecirculatory system as the O2 and waste CO2 are brought in theblood stream.

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The flow of waiting from the sleep to the lungs

The noseis a PASSAGEWAY because that AIR and is likewise asensory organ. The warms and moistens air, and also hair likeprocesses (cilia) filter the air prior to it get the lungs.The pharynxor "throat" is a funnel shaped tubeacting together a passage means for air and also food. The lowest section ofthe pharynx joins the esophagus (food tube).The larynxor "voice box" is lined v mucousmembrane, 2 folds the membrane division the larynx in two,between this is the GLOTTIS which is the narrowest part of theair passage. The glottis is protected by a lid of fibrocartilage (the EPIGLOTTIS), this closes over the glottis whenyou swallow.The tracheaor "windpipe" is a tube created ofcartilage and also lined v mucus membrane lied in former of theesophagus. The trachea diverges right into the right and also left bronchi.The bronchi space "C" shaped ring of cartilagelined with ciliated rubber membrane that "sweeps" out dustparticles. The bronchi branch into secondary BRONCHI together theyenter the lungs, these further divide right into BRONCHIOLES. As thesecondary bronchi and bronchioles divide the walls becomethinner and more elastic, branching into minute ALVEOLI whichtransfer gases in the lungs.The lungsare the main organ the respiration. Inthe lungs countless ALVEOLI and blood Capillaries exchangeOxygen and carbon dioxide. Each lung is housed in a separatePLEURAL CAVITY (which subsequently are located in the bigger THORACICCAVITY). PLEURA space SACS of membrane that line the pleuralcavity to lessen friction resulted in by breathing.The diaphragmis the main muscle the respirationlocated in ~ the basic of the thoracic cavity. The muscle contractsand flattens so that the thorax and also lungs have room for incomingair resulting in you to INHALE, it climate relaxes causing you to EXHALE.

Roots, suffixes, and also prefixes

Most clinical terms are comprised of a root word to add a suffix (word ending) and/or a prefix (beginning of the word). Here are some instances related come the respiratory System. For an ext details view Chapter 4: knowledge the components of medical Terminology

componentmeaningexample A-lack of anosmia = lack of the feeling of smellPNEA-breath dyspnea = an overwhelming or pains breathingBRONCH-bronchi Bronchoscope = instrument to research the bronchiLARYNG-larynx laryngitis = inflammation of the larynxPULMO-lung pulmonary metastases = lung secondariesPNEUM-lung / wait pneumonia = significant infection the the lungsRHINO-nose rhinoplasty = cosmetics surgery, a "nose job"

Cancer Focus

Lung Cancer OverviewLung cancer is just one of the many common varieties of cancer. The lungs space a pair the cone-shaped organs located inside the chest, they lug oxygen right into the body and take the end waste carbon dioxide. There is a strong link in between smoking and also lung cancer. There are two key categories the lung cancer; little Cell Lung Cancer (SCLC) , and also Non-Small cell Lung Cancer (NSCLC). World-wide end 1 million people are diagnosed through lung cancer each year. Net Resources because that Lung CancerSmall cell Lung CancerSmall cabinet Lung Cancer (SCLC) accounts because that one 4 minutes 1 of every lung cancers. SCLC is also known as "oat cell" carcinoma since of the form of the cancer cells. Net Resources for tiny Cell Lung Cancer (SCLC)Non-Small cabinet Lung CancerNon-small cell lung cancer (NSCLC) account for about three soldier of all lung cancers. Consisted of in the NSCLC group of cancers are a) Squamous cell, or epidermoid, cancer which arises from cells the line the prayer - this is the many common kind of lung cancer; b) Adenocarcinoma which occurs in the mucus-producing cells that line the upper airways; and c) huge cell carcinoma. Net Resources for Non-Small cabinet Lung Cancer (NSCLC)Causes that Lung CancerIt is estimated that around 85% that lung cancers are led to by smoking, the is usually found in civilization who exhilaration or who provided to smoke cigarettes. Lung cancer is additionally associated through passive smoking and also exposure to radon (a radiation gas). Net Resources for SmokingHead and also Neck CancerHead and also neck cancers room malignancies arising in the upper aerodigestive tract (this includes: lip, tongue, salient glands, mouth, oropharynx, nasopharynx, hypopharynx, nasal cavity, and also larynx). Laryngeal (voice-box) cancer is the most regular type, audit for about a 4 minutes 1 of head and also neck cancers. Web Resources for Head and Neck CancerLaryngeal CancerLaryngeal cancer is a malignancy arising in the organization of the larynx (voicebox). Human being who smoke have a higher risk of developing the disaese. Many laryngeal cancers space of squamous cabinet histology, these can be categorised together either keratinizing or non-keratinizing. There space a selection of various other non-squamous cabinet laryngeal cancers. Web Resources for Laryngeal CancerNasal, Paranasal, and also Nasopharynx Cancer net Resources for Nasal CancerOral cavity, Lip, salivary gland Cancer net Resources for dental cavity Cancer

Related Abbreviations and Acronyms

ENTEar sleep throatFEVForced risk volume (a lung test)IASLCInternational Association because that the examine of Lung CancerNSCLCNon-small cabinet lung cancerSCLCSmall cell lung cancerSPOHNCSupport for civilization with Oral and Head and also Neck CancerURTIUpper respiratory tract tract infectionVEFVentricular ejection portion (tests lung function)

Further sources (3 links)

Respiratory device

SEER, nationwide Cancer InstitutePart that a SEER training module because that cancer it is registered staff.

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Respiratory system - self Test inquiries

WebAnatomy, college of MinnesotaTest your anatomy knowledge with this interactive questions. Contains different question species and answers.

The respiratory System

Paul AndersenPaul Andersen start this video clip with a description of the respiratory surface. He explains how worms, insects, fish and also mammals take in oxygen and also release carbon dioxide. He climate tours the major organs of the respiratory tract system; indigenous the pharynx to the trachea, bronchus, bronchiole and alveoli. He also explains how oxygen is carried on the hemoglobin and how carbon dioxide is brought as bicarbonate.