Emphysema is an irreversible respiratory disease in which
A) the alveoli are destroyed.
B) there is not enough oxygen in the blood.
C) lungs become more elastic.
D) excess mucus is produced.
A
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valvuloplasty : _____________ Surgical repair of a heart .
Fill in the missing word in the definition for the key term.
Alpha-fetoprotein (AFP) is found in increased concentrations in the blood of adults who have carcinoma of the
A. esophagus B. stomach C. pancreas D. liver E. colon
Most people who become infected with HPV ____
a. have genital warts b. do not have any symptoms c. develop herpes simplex d. develop cervical cancer e. no longer have Pap tests
All of the following are consequences of population growth EXCEPT
A) natural resources being depleted. B) animal habitats being destroyed. C) decreased availability of clean water. D) higher healthcare costs.