Which of the Following Was NOT a Major Factor in Explaining

question 28

Multiple Choice

Which of the following was NOT a major factor in explaining the decline of death rates in the U.S.in the late 19ᵗʰ and early 20ᵗʰ century?

• A)urbanization
• B)improvements in sanitation
• C)improvements in medical treatments
• D)Both a and c are correct.

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Definitions:

Coronary Artery

An artery that supplies blood to the heart muscle itself, vital for heart function and health.

Ischemia

Decreased blood supply to a body part such as skin tissue or to an organ such as the heart.

Pulse Oximetry

A noninvasive method used to measure the oxygen saturation level of the blood.

Suctioning

The process of removing obstructions, such as mucus or secretions, from the airway by negative pressure.