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83) Which of the following is a leading cause of disability affecting the extremities, especially in
Americans over the age of 65?
A) coronary heart disease
B) angina pectoris
C) peripheral artery disease
D) heart failure
Skill: Remembering
Section: Key Cardiovascular Diseases
Learning Outcome: 12.3
84) What percentage of human cancers have been traced to infectious agents, primarily viruses,
worldwide?
A) as many as 5 percent
B) between 5 and 10 percent
C) between 10 and 15 percent
D) between 15 and 20 percent
Skill: Remembering
Section: What Causes Cancer?
Learning Outcome: 12.8
85) Nearly a third of deaths in the United States have cardiovascular disease as an underlying
cause.
Skill: Remembering
Section: Understanding the Cardiovascular System
Learning Outcome: 12.1
86) Blood that has picked up oxygen in the lungs travels through the pulmonary vein back to the
heart.
Skill: Understanding
Section: Understanding the Cardiovascular System
Learning Outcome: 12.2
87) A stroke is also known as a cerebrovascular accident.
Skill: Remembering
Section: Key Cardiovascular Diseases
Learning Outcome: 12.3