Question

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lo 3.10. what does systolic blood pressure measure?
indicates how much pressure your blood is exerting against your artery walls when the heart relaxes.
measures the heart rate.
measures the amount of oxygen in the blood.
indicates how much pressure your blood is exerting against your artery walls when the heart contracts.
measures the amount of blood that is being pumped by the heart during each contraction.

Explanation:

Systolic blood pressure is the pressure in the arteries when the heart contracts. The first option describes diastolic blood pressure (heart relaxes). Heart rate is measured differently (e.g., beats per minute). Oxygen in blood is measured by oxygen saturation. The amount of blood pumped per contraction is stroke - volume.

Answer:

Indicates how much pressure your blood is exerting against your artery walls when the heart contracts.