Measuring the heart rate
Measuring the heart rate
The pulse is the rhythmic expansion of the arteries caused by the outflow of blood from the heart when it contracts.
01:00
علم الأحياء
العام الدراسي 8 – 12
ملصقات
رابط الموزا
/رابط الشبكة
The pulse is the rhythmic expansion of the arteries caused by the outflow of blood from the heart when it contracts.
01:00
علم الأحياء
العام الدراسي 8 – 12
ملصقات
رابط الموزا
/رابط الشبكة