Which of the Following Values BEST Reflects Normal Adult Systolic

question 18

Multiple Choice

Which of the following values BEST reflects normal adult systolic blood pressure at rest?

• A)150 to 165 mm Hg
• B)140 to 150 mm Hg
• C)90 to 135 mm Hg
• D)75 to 90 mm Hg

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Definitions:

Oxygen

A chemical element with symbol O and atomic number 8, essential for most forms of life on Earth, particularly as a component of the air we breathe.

Calcium Hydroxide Experiment

A scientific experiment typically involving the use of calcium hydroxide, a compound with formula Ca(OH)2, to explore its chemical properties or reactions.

CO₂

Carbon dioxide, a colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is absorbed by plants in photosynthesis.

O₂

The molecular form of oxygen that is essential for respiration in most living organisms.