Flashcards in Respiratory System Deck (42):
What are the functions of the respiratory system?
Regulate Blood pH
Contains smell receptors
Filters inspired air
Rids body of water/heat in expired air
The cardiovascular system and the respiratory system cooperate to supply ____ and eliminate ____
What are the components of the respiratory system?
Larynx (voice box)
Trachea (wind pipe)
The upper respiratory system is composed of what parts?
The lower respiratory system is composed of what parts?
What are the two functional divisions of the respiratory system?
What are the functions of the two functional divisions of the respiratory system?
Conducting portion - filter, warm, moisten air and conduct it into lungs. Nose, pharynx, larynx, trachea, bronchi, bronchioles, terminal bronchioles
Respiratory portion - tissues w/in lungs where gas exchange occurs. Respiratory bronchioles, alveolar ducts, alveolar sacs, alveoli
What is Otorhinolaryngology?
Diagnosis and treatment of ears, nose and throat
What is pulmonology?
Diagnosis and treatment of disease of the lungs
The external nose is composed of __________ and _________ covered with muscle, skin and lined with a ___________
The internal nose lies _______ to the nasal bone and ________ to the mouth
The space within the internal nose is the ____.
The anterior portion just inside the nostrils is called the ________.
The _________ divides the nasal cavity into right and left sides
The _______ divide the nasal septum into groove-like passageways called the superior, middle and inferior meatuses.
The _________ line the superior nasal conchae and adjacent septum.
Mucous secreted by __________ moistens the air entering the nose and traps dust particles
____ move the mucous and trapped particles towards the pharynx to be swallowed or spit out
The functions of the pharynx are ________
passageway for air and food
resonating chamber for speech sounds
houses the tonsils
The anatomical regions of the pharynx are _______
The ________ is the superior portion of the pharynx.
Pharyngeal tonsils are located in the ________.
Palatine and lingual tonsils are located in the __________.
The larynx is ________
a short passageway that connects the laryngopharynx with the trachea
During swallowing, the _______ closes off the glottis (vocal cords) and prevents food from entering the larynx and airways inferior to it.
What is cricoid cartilage?
A ring of cartilage that forms the inferior wall of the larynx
The mucous membrane of the larynx forms two pairs of folds- ________ and ________
The _______ is anterior to the esophagus and extends from the larynx to the superior border of the 5th thoracic vertebra where it branches to form bronchi.
What are the layers of the trachea?
A tracheostomy is _______
an operation to make an opening into the trachea
The bronchi are _____
air passageways connecting the trachea to the lungs
The ridge where the trachea branches into the right and left bronchi is the _________
Bronchi branch into tertiary bronchi and eventually _____
The two layers of the pleural membrane of the lung are _______ and ________
The pleural cavity is filled with ________
________ or _________ is an inflammation of the pleural membrane
The lungs are divided into lobes by _______
The right lung has __ lobes while the left lung has ___ lobes
Terminal bronchioles are called __________, which are subdivided into ___________.
An _______ is a cup-shaped outpouching lined by simple squamous epithelium
Type I alveolar cells provide ________ while Type II alveolar cells ________.
secrete surfactant to lower suface tension of alveolar fluid