Site of gas exchange
Tiny hair-like cells that sweep out foreign material in lungs.
Genetic disorder in which lungs are clogged with abnormally thick mucus.
Thin sheet of muscle that play an important role in breathing.
A thin, moist, and slippery membrane that covers the outer surface of the lungs and lines the inner surface of the rib cage
Another word for inhalation.
The volume of air that is inspired or expired in a single breath during regular breathing.
The amount of pressure a gas exerts
A device that measures lung capabilities
A process in which particles move from an area of higher concentration to an area of low concentration.
Special receptors that detect changes of pH in blood.
Lung disease in which bronchioles swell and produce mucus.
Branches of windpipe that lead into the lungs
Scientific name for the voice box
Condition in which the body cells do not have enough oxygen
Another term for exhalation
Infection that inflames the air sacs in one or both lungs.
This is where air first enters the body.
Leads to the alveoli
Waste product of the respiratory system
The first successful what kind of lung transplant was performed in 1986
A complete lack of oxygen
We expel mucus when we sneeze, cough, spit or
newest disease condition of the respiratory system
sudden infection of the airways, usually by a virus
Difficulty blowing air out is its hallmark
allergies, infections, or pollution can trigger its symptoms
An infection of the alveoli, usually by bacteria
the average adult has about 600 million of these
the primary function of the lungs
an active motion that causes the diaphragm to contract
a thin layer of tissue, that line the lungs to allow the lungs to expand and contract with ease
connects the upper part of the throat with the nasal cavity
illness caused by a virus that can have a detrimental affect on one’s respiratory system
When one’s vocal chords (larynx) become inflamed
muscle of respiration which is situated beneath the lungs
hollow spaces in the bones of your head above and below your eyes that are connected to your nose by small openings
blood vessels in the walls of the alveoli
what the right and left lungs are divided into
smallest branches of bronchiole tubes
the entire process of gas exchange between the atmosphere and the cells
a hollow space behind the nose
bones that curl out from lateral walls of the nasal cavity on each side, dividing the cavity into passageways
air-filled spaces located within the maxillary, frontal, ethmoid, and sphenoid bones of the skull and open into the nasal cavity
or throat, is behind the oral cavity, the nasal cavity and the lyrynx; the passage way for food traveling from the oral cavity to the esophagus and for the air passing between the nasal cavity and the larynx
the enlargement in the airway at the top of the trachea and below the pharynx; it conducts air in and out id the trachea and prevents foreign objects from entering the trachea
the opening between the vocal cords
usually stands upright and allows air to enter the larynx; helps protect from food and liquids to enter the air passages
consists of branched airways leading from the trachea to the microscopic air sacs in the lungs
arise from the trachea at the level of the fifth thoracic vertebra
smaller tubes that continue to divide giving rise to others
very thin tubes, lead to the alveolar sacs
leads to smaller microscopic air sacs called alveoli
smaller microscopic air sacs
soft, spongy, cone-shaped organs in the thoracic cavity
a layer of serous membrane
folded back visceral pleura attached to each surface of the lung
the potential space between the visceral and parietal pleurae
the actions providing air movements, inhalation
synthesize a mixture of lipids and proteins
iron containing protein
combination of oxygenated blood with the iron atoms of hemoglobin
a deficiency of O2 reaching the tissues
carbon dioxide bonds with hemoglobin
Lymphatic tissue in the nasopharynx
air sac in the lungs
tip or uppermost portion of the lung
lower portion of the lung
smallest branches of the bronchi
branch of the trachea that is a passageway into the lung
thin hairs attached to the mucous membrane
muscle separating the chest and abdomen
lid-like piece of cartilage that covers the larynx
slit-like opening to the larynx
midline region where bronchi, blood vessels, and nerves enter and exit the lungs
division of a lung
region between the lungs in the chest cavity
openings through the nose
one of a pair of almond-shaped masses of lymphatic tissue in the oropharynx
one of the air cavities in the bones near the nose
outer layer of pleura lying closer to the ribs and chest wall
double-layered membrane surrounding each lung
space between the folds of the pleura
essential part of the lung, responsible for respiration
process of moving air into and out of the lungs
inner layer of pleura lying closer to the lung tissue
muscle moves air in and out the lungs
food and air both pass through
where vocal cords are
where the trachea forks into each lung
small branching tubes
grape-like cluster of sacs where oxygen is absorbed
internal sacs lined with epithelium; transports gases
lined with a mucous membrane; has little hairs that help filter the air you breathe in, blocking dirt and dust from getting into your lungs
the amount of air which enters the lungs during normal inhalation at rest
the most air you can exhale after taking the deepest breath you can
a series of organs responsible for taking in oxygen and expelling carbon dioxide
tiny hairs that line the bronchial tubes
a sticky fluid; collects dust, germs and other matter that has invaded the lungs
a waste product that can be lethal if allowed to accumulate
a gas that your body needs to survive
a flap of elastic cartilage that acts as a switch between the trachea and the esophagus
a muscular organ about the size of a closed fist that functions as the body’s circulatory pump
opening through the nose carrying air into the nasal cavities
the cavity behind the nose and above the roof of the mouth that filters air and moves mucus and inhaled contaminants outward and away from the lungs.
voice box-passageway for air moving from pharynx to trachea; contains vocal cords.
one of the tubules forming the respiratory system.
The passages that branch from the trachea and direct air into the lungs.
the paired organs in the thoracic cavity where gas exchange takes place between air in the alveoli and blood in the pulmonary capillaries.
progressively smaller tubular branches of the airways.
tiny sacs of lung tissue specialized for the movement of gases between air and blood.
short structures projecting from a cell and containing bundles of microtubules that move a cell through its surroundings or move fluid over the cell's surface.
protective secretion of the mucus membranes.
passing or able to pass air in and out of the lungs normally.
the metabolic processes certain organisms obtaining energy from organic molecules.
the exchange of gases between the air in the alveoli and the blood in the pulmonary capillaries.
the uppermost cartilage of the larynx; covers the larynx during swallowing
inhalation; the intake of air into the lungs
any of the fine branching blood vessels that form a network between the arterioles and venules.
It is also known as windpipe, it filters the air we inhale and branches into the bronchi.
The main organ of the respiratory system.
The throat; part of both the respiratory and digestive systems
The passages that branch from the trachea and direct air into the lungs
also called the voice box. A passageway for air moving from pharynx to trachea
Breathing begins with a dome-shaped muscle located at the bottom of the lungs.
system responsible for taking in oxygen and releasing carbon dioxide using the lungs
To breathe in, inspiration
To breathe out, expiration.
Hair like structures that filter out particles entering into your nasal cavity
tiny air sacs found at the end of bronchial tubes where the exchange of oxygen and carbon dioxide takes place
covers the trachea when you swallow to prevent food from going into your lungs
the area directly posterior to the nose
the area directly posterior to the mouth
opening between the vocal cords in the larynx
The movement of air into and out of the lungs; breathing
The amount of air the lungs can hold
Amount of air that moves in and out of the lungs during a normal breath
The total volume of air that can be exhaled after maximal inhalation.
the contribution each gas in a mixture makes to the total pressure
A chronic and episodic inflammatory disease that makes it difficult to breathe and causes coughing and wheezing.
A condition in which the bronchi become permanently dilated (widened) and damaged.
Branches of the passages of the respiratory system that lead from the trachea into the lungs.
An irritation and inflammation of the lining of the bronchi.
Ridge separating main bronchi
A chronic, incurable lung disease that causes difficulty breathing. aka Chronic _________ ___________ _________
A chronic, incurable lung disease in which the alveoli in lungs become filled with trapped air; usually results from smoking and chronic bronchitis.
The process of exhaling air out of the lungs.
The coughing up blood from the respiratory tract.
The process of breathing air into the lungs
Tip of epiglottis to posterior larynx
Anterior part of throat, passageway for air between pharynx and trachea
Tendency for expanded lung to decrease in size because of elastic fibers and surface tension
Main organs of respiration responsible for the exchange of oxygen and carbon dioxide.
Posterior to choanae and superior to soft palate- Lined with mucous membrane
Soft palate to the epiglottis
The administration of oxygen to increase the supply of oxygen to the lungs.
introduction of air into the pleural cavity.
Common passageway of digestive system and respiratory system
This is the amount of air remaining in lungs - About 1200 mL. _________ Volume
The process of inhaling air into the lungs and exhaling air out of the lungs. sputum: Mucous coughed up from the lungs.
An air passage that goes from the throat (phraynx) to the bronchi; also called the windpipe
Produced by alveolar epithelium- Forms thin layer on surface of fluid lining alveoli - Reduces surface tension
divide to form respiratory bronchioles then alveoli. ____________ bronchioles.
Amount inspired or expired during quiet breath - about 500 mL. ______ Volume
Tiny, grape-like sacs in the lungs where the exchange of oxygen and carbon dioxide occurs.
A contagious disease caused by a bacterium called Myobacterium tuberculosis that is transmitted through the air; usually affects the lungs, but other body parts can also be affected, such as the spine, brain, and kidney.
Sum of the ERV, IRV and the TV. About 4600 mL
surrounds each lung - formed by the pleural membranes - filled with pleural fluid
Measurement of the amount of air that can be inhaled and exhaled
What is the large muscle seperating the chest cavity from the abdominal cavity that helps with breathing?
What is the windpipe also known as?
What are the small spaces within the skull that regulate the temperature and humidity of the air taken into the body called?
What is the tube that carries air down into the windpipe?
What is the flap over the trachea that prevents clogging?
What carry air into the lungs?
What is the voicebox known as?
What are the small air sacs within the lungs associated with gas exchange?
When inhaling, what do your lungs do?
What is the thin lining within the lungs that allows them to inflate and deflate without loosing shape?
What are the tiny hairs that keep mucus and dirt out of your lungs?
Severe chest pain, shallow breathing and fever are symptoms of?
What would one do in order to clear the upper respiratory tract?
What does oxygen bind to on a blood cell?
When standing, respiration is?
What is the breathing disorder characterized by coughing and wheezing?
What infection occurs when there is an inflammation of lungs where air sacs fill with pus and liquid?
How many lobes does the right lung have?