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Ball State University ANAT 201 Essien Exam 6 | Questions And Answers Latest {} A+ Graded | 100% Verified CA$17.62   Add to cart

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Ball State University ANAT 201 Essien Exam 6 | Questions And Answers Latest {} A+ Graded | 100% Verified

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Ball State University ANAT 201 Essien Exam 6 | Questions And Answers Latest {2024- 2025} A+ Graded | 100% Verified

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Ball State University ANAT 201 Essien Exam 6 | Questions And Answers Latest {2024-
2025} A+ Graded | 100% Verified


respiratory system - a system of organs, functioning in the process of gas exchange between the body
and the environment, consisting especially of the nose, nasal passages, nasopharynx, larynx, trachea,
bronchi, and lungs



functions of the respiratory system - gas exchange, regulation of blood pH, voice production, olfaction,
protection, helps create pressure gradient for flow of lymph and venous blood, and holding breath while
contracting abdominal muscles helps to expel abdominal contents during urination, defecation, and
birth



organs of the respiratory system - nose, pharynx, larynx, trachea, bronchi, lungs



alveoli - air sacs in the lungs



divisions of the respiratory system - conducting division and respiratory division



conducting division - passages for airflow, nostrils to bronchioles

** w/o exchange of gases



respiratory division - consists of alveoli and other gas exchange regions

** w/ gas exchange



upper respiratory tract - nose, pharynx, larynx



lower respiratory tract - larynx, trachea, bronchi, lungs



pharynx - throat, the common passageway for food from the mouth and for air from the nose

- nasopharynx, oropharynx, laryngopharynx

, nasopharynx - pseudo stratified epithelium



oropharynx - stratified squamous epithelium



laryngopharynx - stratified squamous epithelium



larynx - - voice box; passageway for air moving from pharynx to trachea; contains vocal cords

- keeps food out of the airway with epiglottis



lower respiratory tract extends from the _______ to the ________ - trachea, pulmonary alveoli



trachea - windpipe



trachea wall - basal stem cells

- mucocilary escalator -----> mechanism for removing inhaled debris



bronchi - trachea branches into the right and left primary bronchus



right primary bronchus - - supplies the right lung

- larger and and at a steeper angle

- creates a more likely pathway for foreign objects



left primary bronchus - supplies left lung



bronchial tree - branched airways that lead from the trachea to the microscopic air sacs called alveoli



bronchial tree consists of ________, __________, and _________ - main (primary) bronchi, secondary
(lobar) bronchi, and segmental (tertiary) bronchi

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