The circulatory system — Biology STD 10 — Question
ICSE BoardEnglish MediumSTD 10BiologyThe circulatory system1 Mark
MCQ
Blood pressure is measured by:
A
electrocardiogram (ECG)
B
stethoscope
✓
sphygmomanometer
D
pulse rate
✓
Answer
Correct option: C.
sphygmomanometer
(c) sphygmomanometer Explanation: Sphygmomanometer is a device used to measure the systolic and diastolic blood pressure (i.e. the pressure which blood flowing through the arteries exerts on their walls.) The normal blood pressure for adults is $100-140 mm$ (systolic) and 68-80 mm (diastolic).
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