ch 28 key terms.txt

Force exerted by the blood against the walls of the blood vessel to maintain tissue perfusion during rest and activity.

Formula using weight and height to determine the percentage of total body fat

Total blood flow through the systemic or pulmonary circulation per minute

Phase in the cardiac cycle when the heart is at rest.

Sustained elevation of blood pressure

Blood pressure lower than needed for adequate tissue perfusion and oxygenation

Hypotension occurring when changing position from supine to upright

The pressure against the flow of blood to or from the arteries or veins outside the chest.

Difference between systolic and diastolic blood pressure.

Pathological decrease in systolic blood pressure by 10 mm Hg or more on inspiration

Rapid increase in blood pressure after abrupt stopping of medication

Blood pressure measured at the moment of contraction.