Correct Answer:
B. 120 torr
Correct answer: 120 torr. Normal systolic blood pressure is about 120 torr (mmHg).
Background: Systolic pressure is measured when the heart contracts.
- 80 torr: 80 torr is the normal diastolic pressure.
- 180 torr: 180 torr is dangerously high.
- 210 torr: 210 torr is dangerously high.
Did you know? Normal blood pressure is written as 120/80.
Memory trick: 120 over 80.