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The Respiratory System
11/17/10
28
Biology
11th Grade
11/17/2010

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Term
red blood cells
Definition
blood cells that carry oxygen
Term
voice box
Definition
another, more common name for larnyx
Term
carbon dioxide
Definition
gaseous waste from the cells carried in the blood
Term
hemoglobin
Definition
oxygen in the blood is carried by the red blood cell pigment called...
Term
negative pressure breathing
Definition
ventilation in mammals is called _____ due to the presence of a diaphragm
Term
diffusion
Definition
gases move across alveolar membranes by the process of...
Term
ventilation
Definition
process in which a respiratory medium brings oxygen across a respiratory surface
Term
buffer
Definition
carbon dioxide is considered a waste but is important to the blood since it acts as a _____, a substance that regulates pH of blood
Term
pleural cavity (thoracic)
Definition
lungs are located in the _____ cavity
Term
produce more carbon dioxide
Definition
what happens to cells during exercise?
Term
emphysema
Definition
lung tissue loses its elasticity and oxygen intake is reduced, usually as a result of smoking
Term
laryngitis
Definition
inflammation of the vocal cords
Term
pneumonia
Definition
infection of the lungs
Term
bronchitis
Definition
infection of the trachea, accompanied by a cough, may lead to more serious conditions if not treated
Term
lung cancer
Definition
almost entirely as a result of smoking, the alveoli are destroyed or mutated
Term
pleaurisly
Definition
infection of the lung lining
Term
asthma
Definition
constriction of bronchial tubes that leads to wheezing and a sensation of shortness of breath
Term
alveoli
Definition
where actual exchange of gases occur
Term
bronci
Definition
two branches of the trachea
Term
ribcage expands
Definition
what happens during respiration
Term
top of the trachea
Definition
where the larynx is located
Term
high blood carbon dioxide level
Definition
an increase in breathing rate is stimulating by a
Term
lungs
Definition
where are alveoli located
Term
yes
Definition
does an increase in carbon dioxide in the blood cause an increase in the breathing rate
Term
top of the trachea
Definition
where are the vocal cords located
Term
high concentration yo areas of low concentration
Definition
gases diffuse from areas of
Term
gets smaller
Definition
what happens to the rib cage during expiration
Term
moves up
Definition
what happens to the diaphragm during expiration
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