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circulatory systems & respiratory systems

Across
alveoli become stretched and stiff preventing adequate exchange of oxygen and carbon dioxide
chambers
Rapid shallow breathing
regular or irregular
continuous movement of blood throughout body
Difficult labored breathing
carry blood to heart
Increase depth and rate of breathing
circulatory congestion caused by weak pumping of heart muscle
Down
heart attack due to blockage in coronary arteries
Labored breathing when laying flat
Normal easy breathing
carry blood away from heart
No breathing
inflammation or infection of the lungs
infection of nose, throat, larynx, trachea
process of taking in oxygen and expelling carbon dioxide from lungs and respiratory tract
spasms of bronchial tube walls causing narrowing of air passages usually due to allergies